For mastering GTO, GTO Wizard is the most comprehensive choice, offering a balanced combination of searchable solutions and interactive training. If you require deep, custom analysis on your own hardware, the industry-standard desktop software is PioSOLVER. Those seeking affordable desktop alternatives often choose GTO+, while specialized mobile trainers like DTO Poker or PeakGTO are favored for rapid study on the go.
1GTO WizardThe best all-around platform for most players; it excels by providing a massive cloud-based library of pre-solved solutions and interactive drills that help build GTO intuition without needing your own computing power.84%
2PioSOLVERThe gold standard for serious players who need to execute deep-dive, custom desktop simulations. It is best when you must map out unique scenarios, perform node-locking analysis, or study complex game trees offline.79%
Mastering GTO play requires a mix of pre-solved database exploration (to understand baseline frequencies) and interactive drilling/training (to build muscle memory).
The top poker training software and GTO solver platforms available include:
GTO Wizard – Widely considered the gold standard and market leader. It features a massive library of pre-solved solutions for cash games, MTTs, and Spin & Go, an intuitive practice trainer with instant feedback, and advanced features like node-locking and custom sim builders. (Pricing ranges from free basic features up to $199/month for elite high-stakes tools).
GTOBase – Known for incredible speed and an extensive library of accurately calculated solutions across multiple poker disciplines. It uses proprietary solver technology and is favored by many high-stakes professionals for its deep-dive analytical layout and smooth UI.
DTO Poker – Excellent if you want a dedicated, streamlined trainer geared toward MTT (Multi-Table Tournament) drilling on the go. It cuts out the friction of a heavy desktop solver and focuses heavily on rapid-fire decision practice.
SimplePoker / PioSOLVER – If you want to run your own raw, custom backend calculations rather than rely purely on pre-solved libraries, PioSOLVER and SimplePostflop are the industry-standard heavy-duty desktop solvers. They have a steeper learning curve and require a strong computer, but offer ultimate customization.
User Perspectives
Community feedback highlights how tools like GTO Wizard change daily study habits:
I found that using the solution library and aggregated reports gave me a great initial overview of board textures and frequencies, rather than getting lost in individual hands right away.
Practicing through the trainer mode actively mirrors real decisions and builds pattern recognition much faster than just staring at static charts.
To help narrow down the best choice for you, tell me:
Are you primarily playing Cash Games or Tournaments (MTTs)?
Are you looking for an app to drill/practice on mobile , or a deep desktop study tool?
If your goal is to actually master GTO rather than just look at solver outputs, I’d separate the market into two categories: all-in-one training platforms and raw solvers.
My recommendation: GTO Wizard
For most serious players, I’d start with GTO Wizard. It combines a huge library of pre-solved spots, an on-demand solver, hand-history analysis, customizable drills, and training from preflop through river. Its current platform also covers both Hold’em and PLO.
The particularly useful part for learning is the trainer: you make the decision first and then get GTO/EV feedback. You can also construct drills around particular situations rather than passively browsing solutions.
How I'd compare the main options
Software
Best use
Learning curve
Solver
Training
GTO Wizard
Complete GTO study
Low–medium
Yes
Excellent
PioSOLVER
Deep custom solving/research
High
Excellent
Good
GTO+
Affordable custom solving
PioSOLVER is particularly powerful if you eventually want to build your own trees, experiment with bet sizes, lock opponent strategies, and investigate specific theoretical questions. Its Pro version includes a built-in trainer, while Edge adds a preflop solver and substantially higher hardware requirements.
If you're beginning serious GTO study:
→ GTO Wizard
If you're already an advanced player and want to run your own custom solves:
→ GTO Wizard + PioSOLVER
If you want a one-time-purchase desktop solver rather than a subscription:
→ PioSOLVER or GTO+. Pio is the more research-oriented option; GTO+ is generally positioned as the cheaper/easier entry point.
If you're primarily an MTT player:
GTO Wizard becomes especially compelling because its current tournament tools include ICM solving, nodelocking, custom stacks/antes/payouts/bounties, and multiway postflop extensions.
If you're primarily PLO:
I'd specifically investigate GTO Wizard's newer PLO solver/training ecosystem before buying a separate solver; it added custom HU solving, postflop ICM, nodelocking and other PLO functionality during 2026.
The bigger issue: don't just buy a solver
A common mistake is spending hundreds of dollars on a solver and then staring at colorful frequency charts without developing an understanding of why the strategy looks that way.
If you're serious about mastering GTO, I'd use this progression:
Preflop fundamentals — memorize RFI, 3-bet, 4-bet and BB-defense ranges.
Bet sizing — understand why a solver chooses 25%, 33%, 50%, 75%, overbet, etc.
Turn/river construction — learn how ranges change after each action.
Drilling — repeatedly make decisions without seeing the solution.
Hand review — put your actual hands through the solver and identify recurring mistakes.
Exploitative play — once you understand baseline GTO, learn when and why deviating from it is profitable.
In other words, GTO Wizard is probably the best single purchase for learning, whereas PioSOLVER is the better choice when your objective becomes doing your own research.
If you tell me NLHE vs PLO, cash vs MTT, your approximate stakes, and your current skill level, I can lay out a 6-month GTO study curriculum and tell you exactly which software/features to use each week.
Mastering Game Theory Optimal (GTO) play requires shifting from guessing to studying precise, pre-solved equilibrium data and drilling spots until making the optimal play becomes second nature.
The poker training landscape is divided into all-in-one platforms with pre-solved libraries/trainers and under-the-hood heavy backend solvers.
Best for: The gold standard / deepest ecosystem for both pros and serious hobbyists.
Why it’s elite: It features an massive, lightning-fast library of pre-solved solutions for cash games, tournaments (MTTs), and Spin & Go's, paired with an intuitive practice trainer. Its AI feature allows you to instantly spin up custom sims on the fly.
Price: Ranges from free basic features up to $39–$199/month depending on the game formats and depth you unlock.
GTOBase
Best for: High-stakes regs and data-heavy grinders looking for raw analytical speed.
Why it’s elite: Offers an extensive library of pre-calculated GTO strategies with high-accuracy trees and a robust multi-functional strategy viewer.
Price: ~$100–$150/month.
DTO Poker
Best for: Mobile-first drilling and MTT/Tournament players on a budget.
Why it’s elite: Created by high-stakes professionals, it cuts out the clutter of heavy database viewing and focuses entirely on practicing decision-making against pre-solved game trees.
Price: $9.99–$99.99/month.
PioSolver / GTO+ (Desktop Backend Solvers)
Best for: Deep custom node-locking and running your own heavy computations locally.
Why it’s elite: If you don't just want to look at pre-solved answers but want to test hypotheses (e.g., "What if I change opponent bet sizes on the turn?" ), PioSolver or GTO+ are traditional powerhouse software programs installed directly on your PC. They require powerful hardware (lots of RAM) and a steeper learning curve.
Community Perspectives on GTO Study
Community discussions highlight that while different solvers use varying algorithms to reach equilibrium—leading to minor result variances—all major options deliver accurate solutions. Players emphasize focusing on overarching strategic patterns rather than memorizing exact micro-frequencies. For customized or on-the-fly scenarios, tools with rapid custom simulation capabilities allow players to answer complex board and sizing questions in seconds. You can read full community discussions in the referenced source.
To help narrow down the ideal software for you, tell me:
As of September 2026, GTO Wizard has moved well beyond being simply a database of pre-solved hands. Its GTO Wizard AI can custom-solve spots, allowing you to change ranges, stacks, actions and betting trees rather than being restricted to a fixed solution.
The Trainer is particularly important for learning: you can drill individual decisions, entire streets, or full hands and receive GTO/EV feedback.
It also currently has some unusually broad tournament functionality. For example, its September 2026 update added preflop ICM solving with customizable stacks, antes, payouts and bounties, including up to nine players.
And if you play PLO, GTO Wizard now offers PLO solving and training as well, including custom solving and postflop ICM functionality.
When I'd choose PioSOLVER instead
PioSOLVER makes more sense if you're already an advanced player and want to get extremely deep into the mechanics of solving.
The tradeoff is that a traditional local solver is more work: you need to understand ranges, tree construction, sizings, convergence, abstraction, and how to interpret the output. That's valuable knowledge, but it isn't necessarily the fastest route to becoming a better player.
The important distinction
If you're serious about becoming very good, I'd think of the tools this way:
GTO Wizard → learn and trainPioSOLVER → investigate and researchPoker hands → apply it
Don't spend 90% of your study time staring at strategy matrices. A much more effective loop is:
Study a recurring situation — e.g. BTN vs BB single-raised pot.
Predict what you think the strategy should be before looking at the solution.
Check the solver.
Identify why the strategy behaves that way.
Drill the situation in the trainer.
Play.
Review your actual hands afterward.
Turn recurring mistakes into custom drills.
That process teaches you the underlying strategic patterns rather than memorizing charts.
If you want to go all-in on GTO
I'd recommend starting with GTO Wizard, particularly if you're playing NLHE cash or MTTs. Its combination of solver access + enormous solution library + trainer + study material is much more useful for a human learner than a bare solver.
If you tell me what you play (NLHE/PLO), cash vs MTT, 6-max vs full ring, your typical stakes, and your current skill level, I can lay out a 12-week GTO curriculum—exactly what spots to study each week, which solver settings to use, and how many hands to drill.
To master GTO play, the software landscape is split between pre-solved cloud platforms (which let you drill spots and browse massive libraries instantly) and desktop backend solvers (which let you run custom, complex tree calculations yourself).
The top options on the market vary based on your budget, game format, and depth of study needed:
GTO Wizard — The Gold Standard / Market Leader
Best For: Comprehensive study, cash games, MTTs, PLO, and advanced postflop work.
Why it’s great: Features an enormous pre-solved library, a fast AI trainer that grades your EV loss per decision, nodelocking capabilities to exploit human tendencies, and aggregate reports.
The Catch: It is expensive, with tiered subscriptions scaling up significantly for higher-level features.
GTO Gecko — Best Value / Adaptive Trainer
Best For: Full-hand training (cash & MTT) with robust ELO-based and adaptive drilling at a lower price point.
Why it’s great: Offers exceptional EV-loss grading and feedback quality without requiring a massive professional budget.
PioSolver — The Desktop Powerhouse
Best For: Advanced players who want deep, custom postflop calculations on their own hardware.
Why it’s great: Unlike cloud-based library apps, PioSolver computes custom tree structures, bet sizes, and ranges locally, giving you absolute control over script-running and complex nodelocking.
The Catch: Steep learning curve, requires a strong PC, and doesn't feature an out-of-the-box casual trainer app.
GTOBase — Strong Multi-Tool Alternative
Best For: Players wanting a robust mobile/desktop mix with high-accuracy trees and a clean strategy viewer.
Why it’s great: Built with proprietary calculation engines and an extensive library covering multiple disciplines.
Holdem Resources Calculator (HRC) — The MTT / ICM Specialist
Best For: Tournament players focusing heavily on final table ICM, push/fold ranges, and preflop/postflop tournament math.
To help narrow down the ideal choice, let me know:
What is your primary game format (Cash games vs. Tournaments/MTTs)?
If your goal is actually mastering GTO, rather than just looking up charts, I’d make GTO Wizard your primary training platform.
My ranking for serious GTO study
GTO Wizard — Best overall
Best combination of solver + massive pre-solved library + trainer + hand analysis.
You can study from preflop through river, drill specific situations, and get immediate EV/frequency feedback.
Its current platform includes AI solving, nodelocking, multiway solving, study plans and training.
Particularly good if you don't yet know exactly how to construct solver trees yourself.
My pick for 90% of players.
PioSOLVER — Best for deep/custom solver work
This is what I'd add once you become an advanced student.
You construct the game tree yourself and can investigate very specific questions: bet sizes, ranges, board textures, turn/river strategies, etc.
The downside is that it's a solver, not really a training platform—there's a much steeper learning curve and no giant pre-solved library.
Excellent if you eventually want to understand why GTO solutions look the way they do.
GTO Gecko — Best value all-in-one alternative
Combines solver functionality, pre-solved solutions and training.
Attractive if you want something less expensive than the higher-end GTO Wizard tiers.
I'd still choose GTO Wizard if budget isn't a major constraint.
GTO+ — Best budget desktop solver
Good option if you specifically want to run your own solves without paying for a subscription.
Less polished as a complete learning ecosystem than GTO Wizard.
GTO LAB — Particularly strong for MTTs
If you're primarily a tournament player, I'd consider it alongside GTO Wizard.
Its training material puts considerable emphasis on ICM, final-table dynamics and tournament-specific strategy, rather than just chip-EV cash-game-style solving.
What I'd actually buy
If you're starting from scratch and want to become very good:
GTO Wizard → study fundamentals → drill → analyze your own hands → eventually add PioSOLVER.
Don't make the common mistake of buying Pio immediately and spending weeks staring at solver trees without knowing what you're looking for. A pre-solved/training environment gets you making thousands of decisions and recognizing patterns much faster.
A good progression would be:
Phase 1 — Preflop
Memorize opening/3-bet/4-bet ranges.
Learn position, stack depth and sizing effects.
Drill until decisions become automatic.
Phase 2 — Flop
Learn range advantage vs. nut advantage.
Understand when to c-bet small, bet large, check, or use mixed strategies.
Study board textures rather than memorizing individual hands.
Phase 3 — Turn/River
Start studying polarization, blockers, bluff:value ratios and sizing.
Pay particular attention to why a hand mixes rather than obsessing over whether the solver says 63% bet vs. 37% check.
Phase 4 — Exploitative poker
Use GTO as your baseline.
Then learn when/how to deviate against real opponents.
This is where nodelocking becomes extremely useful.
Phase 5 — Custom solving
Once you understand the fundamentals, move into PioSOLVER/GTO+ and start constructing your own trees.
Ask questions such as "What happens if BB's range has 20% fewer suited connectors?" rather than simply looking at a chart.
The important distinction is that GTO isn't the same thing as memorizing solver outputs. The goal is to develop an internal model of range interaction, equity, incentives, blockers, sizing and indifference so that you can approximate the solution even when you encounter a spot you haven't studied.
If you tell me (1) cash vs. MTT, (2) NLH vs. PLO, (3) your approximate stakes, and (4) your current skill level, I can give you a specific GTO training curriculum and software stack for the next 3–6 months, including exactly what to study first and how to use the solver without wasting time.
I'd choose this if you're starting a serious GTO study program.
It combines:
Preflop ranges
Massive pre-solved postflop libraries
Interactive GTO Trainer
Hand analysis
Custom solving
Nodelocking for exploitative analysis
Multiway solving
MTT/ICM material
PLO support
Structured study plans
Its Trainer lets you practice hands from preflop through river and receive feedback rather than merely staring at solver charts.
And in 2026 it has expanded considerably: GTO Wizard added custom multiway preflop solving for up to nine players and significant PLO solving capabilities.
The big advantage: you can go from:
"What should I do here?"
to
"Let me drill 100 versions of this situation until the decision becomes automatic."
That's much closer to actually learning GTO.
🥈 PioSOLVER — best if you want to become a solver nerd
It's a desktop research tool. You construct the game tree, choose ranges, bet sizes, stack depth, etc., and let it calculate the solution. It remains one of the standard tools for serious custom postflop analysis.
I'd buy Pio after you understand how to interpret solver outputs.
Otherwise there's a common trap:
Buy Pio → spend hours building complicated trees → generate pretty charts → learn almost nothing.
GTO Wizard is much better at turning solver information into actual training.
🥉 GTO+ — excellent value
GTO+ is worth considering if you specifically want a desktop solver without paying for a large subscription ecosystem.
It's particularly attractive if you enjoy doing your own research and want a cheaper entry into custom solving. Current comparisons generally position it below Pio in sophistication but considerably cheaper.
Simple Postflop is interesting because it combines solving with actual training functionality. Its trainer can use both its own solutions and solutions calculated with Pio, and supports drill/play modes across postflop streets.
If you specifically want "solver + trainer" rather than just a raw solver, it's worth investigating.
What I'd buy in your situation
If you're serious about becoming an excellent NLHE player, I'd do this:
Phase 1 — GTO Wizard
Spend 2–3 months primarily learning:
Preflop ranges
C-betting
Turn barreling
Check-raising
River value/bluff frequencies
Bet sizing
Range vs. range thinking
Don't try to memorize every solver output.
Instead, ask why the solver chooses a particular strategy.
Phase 2 — Add PioSOLVER
Once you're comfortable reading solver outputs, use Pio to investigate questions such as:
Why does BTN bet 33% here but 75% on this other board?
Why does this hand mix between check and bet?
Why does the solver prefer a polarized river range?
What happens if Villain over-folds to my turn barrel?
That is where solver study becomes much more powerful.
Phase 3 — Exploitative study
Finally, use your actual database to identify situations where your opponents/devices differ from GTO.
GTO is the baseline. Winning poker is ultimately about understanding the baseline well enough to know when and how to deviate from it.
One important warning
Don't confuse having a solver with knowing GTO.
A solver can tell you:
37% bet, 63% check.
But mastery means understanding:
Why does this range want to bet 37%?
Which hands make the bet?
Why these bet sizes?
What changes on different turns?
What happens when Villain deviates?
What underlying strategic principle produces the output?
That's the level I'd aim for.
My recommendation
If you want one product only: GTO Wizard.
If you eventually want the serious two-tool setup: GTO Wizard + PioSOLVER.
And if you tell me what you play (NLHE cash, MTTs, live cash, PLO), your stakes, and roughly how experienced you are, I can give you a specific GTO study curriculum—including exactly what to study first, how many hands to drill per day, and when to move from preflop → flop → turn → river.
If you're serious about becoming an excellent NLHE player, I'd do this:
Mastering GTO play requires a mix of pre-solved libraries (for quick learning and drilling) and heavy-duty desktop solvers (for deep-diving custom sims).
1. The Gold Standard All-in-One:
If you can only pick one tool, GTO Wizard is widely considered the best and most comprehensive platform for modern poker players. It bridges the gap between raw calculation and interactive training.
What it does: It features massive, pre-calculated libraries of GTO solutions for Cash Games (6-max, HU, Ante), MTTs (Tournaments), Spin & Gos, and Short Deck.
The Trainer: Features an elite drill mode where you play out spots against a GTO bot, and it grades your moves street-by-street with an error score (EV loss).
AI & Custom Solves: Includes advanced features like GTO Wizard AI to run custom node-locks and dynamic adjustments on the fly.
Best for: Everyone from intermediate players to high-stakes pros who want a sleek interface without waiting hours for raw computations.
2. The Heavyweight Desktop Solver: PioSOLVER
If you want to run your own custom simulations from scratch, change tree structures, and analyze aggregate reports on your own hardware, PioSOLVER is the industry standard desktop software.
What it does: A true backend GTO solver. You input ranges, stack depths, and bet sizes, and it crunches the Nash equilibrium.
The Catch: It requires a beefy PC (lots of RAM and a strong CPU) and has a steep learning curve. It doesn't come with an interactive "trainer" out of the box in the same intuitive way GTO Wizard does, though it pairs great with visualizers.
Best for: Serious grinders, poker coaches, and math-oriented players who want absolute control over custom node-locking and deep-stack sims.
3. The Budget-Friendly Desktop Alternative: GTO+
If PioSOLVER's price tag or complexity is intimidating, GTO+ is a fantastic alternative.
What it does: A lightning-fast, highly optimized desktop solver that you buy once rather than subscribing to.
Strengths: It has a very user-friendly interface for building decision trees, lets you run spot checks easily, and integrates well with database reviews.
Best for: Players who want a powerful desktop solver on a budget with a one-time purchase fee rather than a recurring monthly subscription.
4. The Multi-Platform Competitor: GTOBase
GTOBase (by the team behind Simplepostflop) is a powerful rival to GTO Wizard.
What it does: Combines a massive library of pre-solved solutions with a clean strategy viewer and an integrated trainer.
Strengths: Known for rigorous accuracy, clean multi-way or specific postflop trees, and smooth mobile/desktop syncing.
Best for: Players looking for an alternative ecosystem to GTO Wizard with great mobile accessibility.
Which one should you get?
Get GTO Wizard if you want instant access, incredible training drills, and a tool that works smoothly across your browser and phone.
Get PioSOLVER or GTO+ if you prefer a one-time/desktop-centric workflow where you love configuring your own specific tree geometry and running heavy custom scripts.
To help narrow down the best fit for your budget and goals:
What poker format do you primarily play? (Cash games, tournaments/MTTs, or spin & gos?)
Are you looking for a subscription-based training app or a one-time desktop solver?
Mastering GTO (Game Theory Optimal) play requires a mix of pre-solved library access (for quick learning and spot-checking) and deep desktop solvers (for running custom, highly specific simulations).
The top poker training software and GTO tools available are categorized below by their strengths:
The Gold Standard / All-in-One Platform
GTO Wizard: Widely considered the market leader. It bridges the gap between a massive pre-solved library, an interactive trainer, and custom cloud solving.
Best for: Cash games, MTTs (tournaments), and Spin & Gos.
Why it's great: It has an intuitive interface, highly visual aggregated reports, mobile support, and a built-in trainer that grades your decisions street-by-street. It offers a limited free tier, with monthly subscriptions for advanced features.
Best for Advanced Custom Desktop Solvers
PioSolver: The legendary pro's desktop solver. Unlike cloud-based solutions, Pio runs directly on your computer's hardware (requiring a powerful CPU and plenty of RAM).
Best for: Deep-dive studious grinders who want total control over tree building, sizing options, and advanced node-locking (forcing the solver to deviate from GTO so you can exploit human tendencies).
Why it's great: Unmatched customizability, though it has a steeper learning curve and a less modern interface than web-first apps.
GTO+: A fast, budget-friendly alternative to PioSolver for desktop custom solves. It features a smoother user interface, great report visualization, and a powerful equity calculator built right in.
Best for Tournaments (MTTs) & ICM Study
GTO LAB: A powerful alternative tailored specifically for tournament players, offering high-level structural and chip-EV/ICM training tools alongside broad preflop and postflop solver databases.
HRC (HoldemResources Calculator): The gold standard for preflop and final-table ICM, push/fold, and future-game-simulation analysis in tournaments. If you play serious MTTs, understanding HRC alongside a postflop solver is crucial.
Best Budget & Pre-solved Alternatives
GTOBase: An exceptional app offering a massive library of pre-solved preflop and postflop solutions at a generally lower price point than GTO Wizard. Highly praised for its deep multi-discipline database.
DTO Trainer: Great for quick, drill-focused mobile and desktop training. It cuts out the clutter and lets you grind spot-drilling on the go.
To help narrow down the best choice for you, tell me:
What poker format do you primarily play? (Cash games, tournaments/MTTs, or short-deck)
Are you looking for a drill trainer to practice against, or a deep solver to build custom scenarios?
If your goal is to actually master GTO, rather than just occasionally look at solver outputs, my top choice in 2026 is gtowizard.com.
My ranking
Rank
Software
Best for
My take
🥇
GTO Wizard
Learning + practicing GTO
Best overall
🥈
PioSOLVER
Serious solver analysis
Best traditional/local solver
🥉
Simple Postflop
Building your own solutions
Excellent value/power
4
GTO Coach
Structured training + leak finding
Interesting newer option
🥇 GTO Wizard — best for most players
GTO Wizard is unusually strong as a training platform, not merely a solver. It combines a huge library of pre-solved spots, custom solving, drills/training, and hand-history analysis. Its current offering includes millions of solutions across formats and stack depths, and its GTO Wizard AI can modify ranges, stack sizes, actions, and bet trees before solving.
The big advantage is speed of learning. You can:
Study a spot.
Hide the solution.
Make your decision.
Get GTO/EV feedback.
Examine why your decision was wrong.
Repeat the same type of spot until it becomes automatic.
That feedback loop is much more valuable for most players than owning a powerful solver and staring at trees.
It has also expanded significantly in 2026, including multiway preflop solving and PLO capabilities.
🥈 PioSOLVER — best if you want to become a solver nerd
piosolver.com remains an excellent choice if you want to understand the mechanics of solving and build/run your own trees.
Its strengths are granular control, detailed strategy/EV analysis, custom trees, and node locking. It runs locally and is designed to solve complex postflop trees on your own computer.
I'd choose Pio if you're saying:
"I want to understand exactly how the solver arrives at these strategies and be able to construct my own experiments."
I'd choose GTO Wizard if you're saying:
"I want to become a much better poker player as efficiently as possible."
🥉 Simple Postflop
simplepoker.com is another very capable option, particularly if you want local computation and flexibility. It supports custom solutions and can also work with PioSOLVER files; its training ecosystem includes drills and regular play/training modes.
It's a particularly attractive choice if you don't want to be completely dependent on a subscription/cloud platform.
What I'd personally recommend
If you're serious about mastering NLHE GTO, I'd start with:
Don't make the mistake of spending 90% of your time looking at pretty solver graphs. The real skill is converting solver output into recognizable patterns and decisions at the table.
And importantly, GTO isn't the same thing as "always play the solver's action." You ultimately want to understand why a strategy mixes, which hands are driving the EV, and when exploiting your actual opponents is better than sticking to equilibrium.
If you tell me what you play (cash/MTT), stakes, format (6-max/9-max/HU), and whether you're a beginner/intermediate/advanced player, I can give you a specific GTO training curriculum and tell you exactly which software/subscription tier I'd buy.
