We're a law firm. What's a good, cloud-based practice management software for case and document management?

Yes. For a law firm looking for cloud-based case/matter management plus document management, my first choice for most firms would be Clio Manage.

My shortlist

1. Clio — my default recommendation

Clio is probably the safest choice if you want a platform you can build the rest of the firm's technology stack around. It combines matters, contacts, deadlines, tasks, documents, timekeeping, billing, client communications and portals in one system.

For documents specifically, Clio offers unlimited document storage, full-text/metadata search, document automation, e-signatures, permissions, and desktop integration through Clio Drive. It can also integrate with Box, Dropbox, OneDrive, NetDocuments and Google Drive.

Security is also appropriate for a law-firm environment: Clio says it uses AES-256 encryption at rest, TLS 1.2+, role-based permissions, backups and geographically redundant AWS infrastructure.

Why I'd pick it: It's a particularly good choice if you want one system that can grow with the firm rather than assembling separate case management, document, billing and client-portal products.

Current U.S. pricing starts at $49/user/month for its Starter plan, although the plan that makes sense for a particular firm may cost more.

2. Smokeball — if documents are the center of your practice

If your lawyers spend most of their day in Microsoft Word creating, revising and managing pleadings, contracts, correspondence and other matter documents, I'd put Smokeball very high on the list.

It's particularly worth demoing against Clio if your biggest problem is document workflow rather than billing/client intake. Independent 2026 comparisons also identify Smokeball as a particularly strong document-heavy option.

3. MyCase — if simplicity and price matter

MyCase is worth considering if you're a smaller firm and don't need the breadth of Clio's ecosystem. It's generally positioned as an easier, value-oriented alternative, with case management, documents, client communications, billing and payments integrated into the platform.

4. Filevine — if you're a litigation-heavy firm

I'd investigate Filevine if you're talking about a larger litigation practice with complicated matter workflows, lots of participants, extensive discovery and sophisticated automation. It's less of my default recommendation for a conventional small general-practice firm.

What I'd do in your position

I'd narrow the evaluation to Clio vs. Smokeball, then add MyCase as the lower-complexity/value benchmark.

During demos, I wouldn't spend much time on the flashy features. I'd give each vendor a real matter from your firm and ask them to demonstrate:

• Creating a new matter from intake
• Opening and organizing the electronic file
• Email/document filing
• Word document creation and editing
• Document versioning and search
• Automatic document naming/filing
• Permissions and ethical walls
• Calendaring and deadline management
• Tasks and workflow automation
• Client portal
• Full-text search across a matter
• Conflict checking
• Timekeeping and billing
• Trust/IOLTA accounting, if applicable
• Data export if you eventually leave
• Microsoft 365/Outlook integration
• How quickly a lawyer can find every document, email, deadline and note associated with a matter

One particularly important distinction: practice management software isn't necessarily the same thing as an enterprise-grade document management system. If your firm has a large document repository, sophisticated document retention requirements, extensive versioning, or needs something approaching traditional DMS functionality, I'd also evaluate NetDocuments alongside the practice-management products rather than assuming the built-in document module is sufficient.

If you tell me (1) number of attorneys, (2) practice areas, (3) approximate number of active matters, (4) whether you use Microsoft 365/Outlook, and (5) your approximate budget per user/month, I can give you a much more specific Clio vs. Smokeball vs. MyCase vs. Filevine recommendation for your firm.

Clio is probably the safest choice if you want a platform you can build the rest of the firm's technology stack around. It combines matters, contacts, deadlines, tasks, documents, timekeeping, billing, client communications and portals in one system.

For documents specifically, Clio offers unlimited document storage, full-text/metadata search, document automation, e-signatures, permissions, and desktop integration through Clio Drive. It can also integrate with Box, Dropbox, OneDrive, NetDocuments and Google Drive.

Security is also appropriate for a law-firm environment: Clio says it uses AES-256 encryption at rest, TLS 1.2+, role-based permissions, backups and geographically redundant AWS infrastructure.

Why I'd pick it: It's a particularly good choice if you want one system that can grow with the firm rather than assembling separate case management, document, billing and client-portal products.

Current U.S. pricing starts at $49/user/month for its Starter plan, although the plan that makes sense for a particular firm may cost more.

2. Smokeball — if documents are the center of your practice

If your lawyers spend most of their day in Microsoft Word creating, revising and managing pleadings, contracts, correspondence and other matter documents, I'd put Smokeball very high on the list.

It's particularly worth demoing against Clio if your biggest problem is document workflow rather than billing/client intake. Independent 2026 comparisons also identify Smokeball as a particularly strong document-heavy option.

3. MyCase — if simplicity and price matter

MyCase is worth considering if you're a smaller firm and don't need the breadth of Clio's ecosystem. It's generally positioned as an easier, value-oriented alternative, with case management, documents, client communications, billing and payments integrated into the platform.

4. Filevine — if you're a litigation-heavy firm

I'd investigate Filevine if you're talking about a larger litigation practice with complicated matter workflows, lots of participants, extensive discovery and sophisticated automation. It's less of my default recommendation for a conventional small general-practice firm.

What I'd do in your position

I'd narrow the evaluation to Clio vs. Smokeball, then add MyCase as the lower-complexity/value benchmark.

During demos, I wouldn't spend much time on the flashy features. I'd give each vendor a real matter from your firm and ask them to demonstrate:

For a modern law firm, the best cloud-based practice management software depends heavily on your firm's size, practice areas, and whether you prefer an all-in-one ecosystem or deep document automation.

The top cloud-based solutions on the market balance robust case files with secure document management:

Key Considerations When Choosing

• Document Management vs. Practice Management: Lighter cloud options (like Clio or MyCase) handle day-to-day document storage and sharing efficiently, but if your firm handles massive document loads, version control, and complex metadata tracking, you may want to integrate them with dedicated enterprise document tools like NetDocuments or iManage.
• Operating System Constraints: Most options run 100% in the browser, making them Mac- and PC-friendly. However, hybrid platforms like Smokeball rely heavily on a local Windows desktop application.

To help narrow down the ideal choice, let me know:

• What is your firm size (solo, small, or midsize)?
• What are your primary practice areas (e.g., personal injury, family law, corporate)?
• Do you require integrated legal accounting or just time-and-billing?

When choosing a cloud-based legal practice management software (LPMS) that nails both case management and document management , the "best" option really depends on your firm's size, practice areas, and how heavily you rely on document automation vs. complex litigation tracking.

The top cloud-based options on the market, categorized by their strengths, include:

1. Clio (Best Overall / Most Versatile)
   • Overview: The industry giant for a reason. Clio offers an intuitive interface, rock-solid cloud reliability, and an unmatched integration marketplace (Microsoft 365, Google Workspace, LawPay, etc.).
   • Document & Case Strengths: Excellent matter-centric organization, robust document assembly/templating, secure client document sharing portals, and built-in generative AI tools for drafting and summarizing. Ideal for solo practitioners up to mid-sized general practice firms.
2. Filevine (Best for Litigation-Heavy & High-Volume Practices)
   • Overview: Tailored heavily for personal injury, mass tort, family law, and defense practices that handle massive amounts of incoming evidence, deadlines, and granular tasks.
   • Document & Case Strengths: Outstanding customization, advanced AI-driven document handling, and robust automated text/email communication. If your bottleneck is organizing thousands of pages of discovery or medical records, Filevine excels here.
3. Smokeball (Best for Document Automation & Real-Time Productivity)
   • Overview: A hybrid cloud/desktop system that automatically tracks every minute you spend actively working on a file, email, or document.
   • Document & Case Strengths: Unmatched automated legal forms libraries (especially strong for conveyancing, family, and estate law conditional on your jurisdiction). It integrates deeply with Microsoft Word to auto-populate client and matter data seamlessly.
4. MyCase or PracticePanther (Best for User-Friendly Small-to-Mid Firms)
   • Overview: Highly intuitive, budget-transparent, and quick to onboard. Both provide clean, centralized matter views, robust calendaring, integrated text messaging, and streamlined document storage.
   • Document & Case Strengths: Easy drag-and-drop document storage, electronic signatures, and clear client intake-to-resolution tracking without a steep learning curve.
5. CosmoLex (Best All-in-One with Accounting)
   • Overview: Unlike platforms that require a QuickBooks integration for your accounting, CosmoLex builds true business and IOLTA trust accounting directly into the practice and document management core.
   • Document & Case Strengths: Solid matter-based document management tied natively to your billing and ledger footprint, preventing double-entry errors.

To help narrow down the ideal platform for your team, tell me:

• What is your firm's primary practice area (e.g., personal injury, corporate, family law, estate planning)?
• Roughly how many attorneys and staff are at the firm?
• Do you need built-in trust/IOLTA accounting or do you prefer integrating with QuickBooks?

Yes. For a law firm, I’d focus on legal-specific cloud practice management, rather than trying to stitch together generic tools like SharePoint/Dropbox + Outlook + a CRM.

My shortlist

Current 2026 comparisons similarly put Clio, Smokeball and MyCase among the leading general-purpose legal practice-management platforms, with Smokeball particularly strong for document management.

My recommendation

If I were evaluating this for a firm, I'd put Clio vs. Smokeball vs. MyCase through a hands-on demo.

1. Clio — best overall

Clio is probably the safest choice if you want a mature platform with a large ecosystem and don't want to outgrow it. It's particularly attractive if you want case/matter management, calendaring, billing, client intake/communications, integrations and document management under one roof.

2. Smokeball — best if documents are central to your practice

This is the one I'd look at especially closely if your attorneys spend their days creating and editing pleadings, correspondence, discovery, forms, etc. Smokeball automatically associates documents with matters, supports full-text/OCR search, maintains document history, integrates closely with Word/Outlook, and provides document automation.

It also has particularly strong security credentials: Smokeball says it is ISO 27001 certified, uses AWS, AES-256 encryption at rest, TLS 1.2+ in transit, MFA and role-based access controls.

3. MyCase — best if you want something straightforward

MyCase has a particularly clean combination of case management and document management. Its current platform includes searchable centralized documents, unlimited storage, document templates/automation, e-signatures, workflows, calendaring and integrations with Word, Dropbox and Adobe.

It also offers secure client document sharing and encryption, including AES-256 for stored data.

One important distinction

If by "document management" you mean true enterprise-grade DMS—document governance, sophisticated permissions, extensive versioning, retention policies, ethical walls, large-scale document repositories, etc.—I'd consider pairing practice management with a dedicated DMS such as netdocuments.com rather than assuming the document module in a practice-management system will satisfy you.

If you're a small-to-midsize firm and want one cloud system for matters + documents + billing + calendaring + client communications, however, I'd start with Clio, Smokeball and MyCase.

If you tell me (1) number of attorneys/users, (2) practice areas, (3) approximate number of active matters, and (4) whether you use Microsoft 365/Outlook/Word, I can narrow this to the best 2–3 choices and compare pricing, security, document management, billing, integrations, and migration difficulty for your firm.

Yes. For a law firm, I’d focus on legal-specific cloud platforms, rather than trying to assemble a stack around SharePoint/OneDrive + a generic CRM. The best choice depends heavily on your firm size, practice areas, and how sophisticated your document workflows are.

My shortlist

1. Clio — best overall

Clio is probably where I'd start the evaluation. It has a mature ecosystem and particularly strong integrations. Its Microsoft 365 integration, for example, connects Outlook, Office 365 Calendar/Contacts and OneDrive, and lets firms organize emails and attachments by matter.

Why I'd consider it:

• Excellent matter/case management
• Strong calendaring, tasks, timekeeping and billing
• Very large integration ecosystem
• Good client portal and communications
• Strong Microsoft 365 integration
• Easier to build around as the firm grows

Potential downside: If your primary requirement is sophisticated document management, rather than general practice management, I'd take a particularly close look at Smokeball and Filevine before deciding.

2. Smokeball — my favorite for document-heavy firms

This is the one I'd put near the top if your question is specifically "case + document management."

Smokeball is designed around the concept that documents belong to matters. Documents created in Word, Excel or Adobe can save directly into the appropriate matter, and its search can search the contents of files—including scanned PDFs/images using OCR.

It also integrates tightly with Word and Outlook, has document automation, e-signatures, court e-filing, workflows and automatic time tracking.

That's a particularly attractive combination for a firm where attorneys and paralegals spend their days creating/editing pleadings, correspondence, discovery, contracts, etc.

3. MyCase — excellent value/ease of use

MyCase is another very strong option, especially for a small or midsize firm that doesn't want a huge implementation project.

Its document system provides centralized, searchable matter files, unlimited storage, document collaboration, e-signatures and desktop synchronization through MyCase Drive.

It also covers intake, calendaring, workflows, billing, payments and client communications, so you can consolidate a lot of your firm's software.

4. Filevine — worth serious consideration for complex litigation

I'd put Filevine on the list if you're a larger firm or handle matters with large volumes of documents, complex workflows, discovery, litigation deadlines and collaboration.

It's less of a "simple practice-management app" and more of a configurable legal operations/matter-management platform. That's a benefit for sophisticated firms, but potentially overkill for a 5-lawyer practice.

What I'd choose

If you told me nothing else about the firm, I'd narrow the demos to:

Smokeball vs. Clio vs. MyCase.

I'd lean:

• 1–10 attorneys, document-heavy: Smokeball
• 1–25 attorneys, broad/general practice: Clio
• Small/midsize firm wanting simplicity: MyCase
• Large or litigation-heavy firm: Filevine
• Highly complex workflows / larger operation: also consider Actionstep or Centerbase

One important point: don't evaluate these primarily by their feature checklists. The critical question is how well the software handles your actual attorney/paralegal workflow—especially Word → email → save to matter → versioning → search → client sharing → deadlines → billing.

I'd also specifically test conflicts, ethical walls/permissions, audit logs, data export, backups, Microsoft 365 integration, document versioning, OCR/full-text search, retention/deletion controls, and trust accounting before signing a multi-year contract. MyCase, for example, describes role-based permissions, audit trails, encryption and secure cloud storage; Smokeball says it uses AWS, AES-256 at rest, TLS 1.2+ in transit, MFA and role-based access controls.

If you tell me (1) number of attorneys, (2) practice areas, (3) whether you're Microsoft 365 or Google Workspace, and (4) approximate budget per user/month, I can give you a much tighter top 3 with pricing, pros/cons, and which one I'd actually buy for your firm.

That's a particularly attractive combination for a firm where attorneys and paralegals spend their days creating/editing pleadings, correspondence, discovery, contracts, etc.

3. MyCase — excellent value/ease of use

MyCase is another very strong option, especially for a small or midsize firm that doesn't want a huge implementation project.

Its document system provides centralized, searchable matter files, unlimited storage, document collaboration, e-signatures and desktop synchronization through MyCase Drive.

It also covers intake, calendaring, workflows, billing, payments and client communications, so you can consolidate a lot of your firm's software.

4. Filevine — worth serious consideration for complex litigation

I'd put Filevine on the list if you're a larger firm or handle matters with large volumes of documents, complex workflows, discovery, litigation deadlines and collaboration.

When looking for a cloud-based practice management software with a strong focus on case and document management , a few industry leaders stand out depending on your firm's size, practice areas, and workflow complexity:

• Clio (Clio Manage): The Clio platform is the undisputed market leader for a reason. It offers robust, user-friendly case management, seamless document automation/storage, and an expansive ecosystem of integrations. It’s ideal for solo practitioners up to mid-sized firms that want a reliable, quick-to-adopt system.
• Filevine: Highly regarded for its powerful, customizable project-management approach to cases and advanced document assembly. Filevine excels in litigation, personal injury, and immigration practices where tracking complex, multi-stage case timelines and heavy document generation is critical.
• Smokeball: A cloud-based option that stands out for automatic time and activity tracking. It features an extensive library of automated legal forms and documents tailored heavily by jurisdiction and practice area, making it a favorite for small-to-mid-sized transactional or general practice firms.
• Zola Suite: A comprehensive, all-in-one cloud platform that features native email, robust document management/automation, and integrated accounting. It's a great fit if you want to avoid juggling separate software for your trust accounting, billing, and case files.

To help narrow down the best fit for your team, let me know:

• What practice area(s) is your firm primarily focused on?
• Roughly how many users will need access to the platform?
• Do you need the software to handle legal accounting and trust accounting , or just case and document workflows?

For a cloud-based law practice management software focused heavily on case and document handling, Clio, MyCase , and Actionstep are top industry choices depending on your firm's size and needs.

Top Cloud Options

• Clio Manage : Widely considered the industry standard. It offers robust matter management, secure cloud document storage, robust search capabilities, and integrations with standard tools like Microsoft 365, Google Workspace, and Dropbox.
• MyCase : Known for being very user-friendly with a short learning curve. It features comprehensive case tracking, simple folder organization for files, robust client messaging, and built-in e-signatures.
• Actionstep : Built around deep, configurable workflows. If your firm handles repetitive legal processes that require automated document assembly and specific step-by-step matter tracking, Actionstep provides heavy-duty capabilities.
• Smokeball : A hybrid-cloud platform favorite for small-to-mid consumer law firms. It automatically tracks time and activity in the background and features an extensive library of automated legal forms.

If you can share your firm's practice area (e.g., personal injury, corporate, family law) and number of users , I can help narrow down which platform fits your workflow best.

Yes. If you’re looking for one cloud platform to handle matters/cases plus documents, I’d put Clio Manage at the top of the list for most law firms.

My shortlist

1. Clio — my default recommendation

Clio is particularly strong if you want to move the firm's matter files into the cloud without giving up a traditional legal-file structure. It connects documents, contacts, emails, tasks, deadlines, calendar entries, time and billing to individual matters.

Its document management includes:

• Unlimited document storage
• Full-text/metadata searching
• Version history and collaboration
• Matter-level permissions
• E-signatures
• Document automation/templates
• Desktop integration through Clio Drive, so attorneys can work with files from Windows or Mac
• Integration with services such as Microsoft/OneDrive, Google Drive, Dropbox, Box and NetDocuments

Why I'd choose it: It's a mature platform with a very broad ecosystem, so you're less likely to outgrow it if the firm becomes more sophisticated.

2. MyCase — excellent and often easier to adopt

MyCase is probably the one I'd demo alongside Clio. It puts cases, documents, calendaring, communications, intake and billing together and emphasizes a relatively straightforward user experience.

Its document system includes unlimited storage, full-text search, desktop synchronization, version control and secure sharing.

I'd lean toward MyCase if your priority is getting attorneys and staff using the system quickly rather than having the largest possible ecosystem.

3. Smokeball — worth serious consideration for document-heavy firms

Smokeball differentiates itself with particularly deep document automation and workflow capabilities, while also handling matters, emails, calendars, time tracking, billing and reporting.

For example, its document automation can populate legal documents from client/matter information, and it has a large legal-form library.

I'd put Smokeball ahead of Clio if your firm is extremely document-intensive and automation of drafting/forms is a major objective.

What I'd do if I were evaluating these for a firm

I wouldn't make the decision based on the feature checklists. I'd give Clio, MyCase and Smokeball the same 60-minute demonstration exercise:

1. Open a new matter.
2. Import an existing client/matter folder containing hundreds of documents.
3. Find a particular document using search.
4. Open/edit a Word document and verify that versioning works properly.
5. Save emails and attachments to the matter.
6. Restrict a sensitive matter to specific attorneys/staff.
7. Generate a document from a template using matter data.
8. Have an attorney work from home and a paralegal work in the office simultaneously.
9. Share documents securely with a client.
10. Export the entire matter if you eventually leave the platform.

The last item is especially important. Before signing a multi-year agreement, I'd want a very clear answer about how you can retrieve all matter data and documents in a usable format if you ever switch vendors.

Also, don't evaluate "cloud" merely as where the files are stored. For a law firm, I'd specifically investigate permissions, audit logs, encryption, backups, disaster recovery, data retention/deletion, confidentiality provisions, vendor access to your data, and the vendor's treatment of AI features.

If you tell me (a) number of attorneys/staff, (b) practice areas, (c) whether you're currently on a Windows file server/Dropbox/OneDrive/NetDocuments/etc., and (d) whether billing/accounting needs to be included, I can narrow this down to the 2–3 systems I'd actually demo, including likely pricing and the migration considerations for your firm.

3. Smokeball — worth serious consideration for document-heavy firms

Smokeball differentiates itself with particularly deep document automation and workflow capabilities, while also handling matters, emails, calendars, time tracking, billing and reporting.

For example, its document automation can populate legal documents from client/matter information, and it has a large legal-form library.

I'd put Smokeball ahead of Clio if your firm is extremely document-intensive and automation of drafting/forms is a major objective.

What I'd do if I were evaluating these for a firm

I wouldn't make the decision based on the feature checklists. I'd give Clio, MyCase and Smokeball the same 60-minute demonstration exercise:

When looking for a cloud-based legal practice management software with a strong emphasis on case and document management, a few gold-standard platforms stand out depending on your firm's size, practice area, and workflow complexity.

The top cloud-based options on the market balance robust matter organization, document automation, and security:

• Clio Manage is widely considered the industry benchmark for cloud practice management. It offers comprehensive case tracking, robust document management, client portals, and an extensive app marketplace with over 200 integrations (including Microsoft 365, Google Workspace, and QuickBooks). It’s user-friendly, highly scalable, and fits a broad spectrum of practice areas. You can explore their tools directly at Clio Manage.
• Filevine is an exceptional choice if your firm handles heavy caseloads, values deep custom workflows, or requires advanced, AI-driven document handling. Filevine is known for its high degree of customizability, robust task management, built-in text messaging, and powerful document organization with OCR (Optical Character Recognition) search capabilities. Learn more via Filevine.
• NetDocuments is the gold standard for dedicated cloud-native document management (DMS). While it isn't an all-in-one practice management tool by itself, mid-to-large firms frequently pair it with practice management software like Clio or Centerbase to get enterprise-grade security, matter-centric email/document organization, and advanced version control. Check out NetDocuments if document security and heavy-duty profiling are your primary bottlenecks.
• Centerbase bridges the gap between legacy on-premise customization and a modern cloud interface. It’s a favorite for mid-sized firms that need deep workflow automation, robust accounting, and granular custom fields for complex case management without sacrificing cloud accessibility. You can review features on Centerbase.
• MyCase is a streamlined, highly intuitive all-in-one platform. It requires less customization out of the box than Clio or Filevine, making it quick to deploy for small-to-mid-sized firms that want straightforward, reliable document storage, billing, and client communication channels.

To help narrow down the best fit, tell me:

• What is the size of your firm (solo, boutique, or mid-sized)?
• What are your primary practice areas (e.g., personal injury, corporate, family law)?
• Do you prefer an all-in-one platform or a best-of-breed setup (separate billing and dedicated document management)?

Yes. For a law firm looking specifically for cloud-based case + document management, I’d put these three at the top of the shortlist:

1. Clio — my default recommendation

clio.com is probably where I'd start unless you have unusually complex litigation workflows.

It combines matters, contacts, deadlines, tasks, calendars, documents, billing, client communication and integrations in one cloud platform. Clio says Manage provides secure file access with unlimited storage and supports encryption, role-based permissions and SOC 2 compliance.

Why I'd shortlist it:

• Mature, widely adopted legal platform
• Very good matter/case organization
• Strong document management
• Excellent integrations
• Good client portal and e-signature capabilities
• Strong ecosystem if you eventually want to connect accounting, email, intake, document automation, etc.
• Particularly good if you want one system to grow with the firm

2. Filevine — particularly compelling for litigation

filevine.com is the one I'd investigate seriously if your practice involves complex litigation, large document sets, multiple attorneys/staff, or highly customized workflows.

Filevine puts documents directly into the context of cases, tasks and other matter information. Its document system supports searching, editing, PDF manipulation, collaboration and unlimited document storage.

It also emphasizes customizable case workflows, deadline chains, reporting and integrations.

I'd favor Filevine over Clio if:

• Your matters are document-intensive.
• You have sophisticated litigation workflows.
• You want highly customized matter/project structures.
• You have a larger team and need extensive automation.
• You want powerful reporting across a large caseload.

3. MyCase — excellent simpler alternative

mycase.com is worth a serious look if you want something lawyer-friendly without the implementation complexity of a more elaborate system.

Its case management includes centralized documents, unlimited storage, document generation, e-signatures, automated workflows and integrations with Microsoft Word, Dropbox and Adobe.

Its current published pricing starts at $50/user/month annually for Basic, $100 for Pro and $130 for Advanced.

What I'd choose

For a typical 5–30 attorney firm: Clio

For a litigation firm with complicated matters: Filevine

For a firm prioritizing simplicity and predictable pricing: MyCase

One important distinction: if by "document management" you mean something closer to a true legal DMS—document versioning, sophisticated permissions, full-text/OCR search, email filing, document profiling, ethical walls, extensive audit trails, etc.—I'd evaluate the DMS capabilities much more deeply rather than simply choosing based on the practice-management features.

If you tell me (1) number of attorneys/staff, (2) practice areas, (3) approximate number of active matters, (4) whether you use Microsoft 365, and (5) whether you need billing/timekeeping/trust accounting, I can narrow this to 2–3 systems and give you a law-firm-specific comparison, including pricing and migration considerations.