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General
What is SolvePoker?
Three tools on one account. A solver library: full MonkerSolver solutions for 4-card PLO (6-max and heads-up), 5-card PLO (heads-up and 6-max at 100bb) and NLHE (6-max and heads-up), preflop through river, browsable with no solve queue, plus custom NLHE/PLO4 turn and river solves with your own sizes and supported node locks. A practice mode that drills you on those solutions and grades your answers, including Game mode, which deals whole hands against solver opponents and keeps every one in Career Analysis. And Hand Tracker, a hand-history tracker that imports your real hands, tracks your results, and sets your first-in play beside the PLO and NLHE solves.
There are also five free calculators (hand equity across eight games including hi-lo and bomb-pot modes, range equity, hand distributions, variance, and a PQL query engine) and free study references. None of those need an account.
Is NLHE covered, or just PLO?
Both, on one plan. The NLHE library has nine cash solves: eight 6-max depths from 20bb to 200bb and heads-up at 100bb. Each covers all 1,755 flops with every runout, a 13x13 hand matrix, and the same practice mode. Its free tier works like PLO's: every preflop range and three rotating boards, plus one flop of your choice each day with a free account. Your chosen flop comes with five cards to reuse on its turn or river. That choice is shared across all three games.
All three games live in one solver app: a Game toggle sits next to the stack picker, and ?game=nlhe deep-links straight in. There is no separate NLHE plan.
Where does the data come from?
The strategies are built from MonkerSolver simulation output. We decode Monker's own binary files using its exact hand-indexing format, so the frequencies you see are the frequencies the solver computed, stored at half-percent resolution. Nothing is interpolated between boards, rebuilt from equity buckets, or smoothed by hand.
How accurate is it?
What we can promise, and stand behind, is fidelity: nothing between the solver's output file and your screen changes a frequency beyond the half-percent storage resolution. No interpolation, no re-derivation, no hand-smoothing. The trees use standard pot-fraction sizings; the re-solved 100bb 6-max PLO tree, for example, offers 33% or pot bets and 40% or pot raises on every street. The PLO and NLHE libraries cover every strategically distinct flop with every turn and river card navigable, across eighteen solves (nine PLO, nine NLHE), and PLO5 adds two more at 100bb.
If you spot a node that looks wrong, tell us. That report is worth more to us than a testimonial.
What leaves my browser when I use the tools?
The calculators (equity, range equity, hand distributions, PQL) run their math locally, but each completed run logs an anonymous usage ping that includes what you entered - the cards, ranges, or query text - so we can see how the tools get used. The variance calculator's ping carries the headline inputs (win rate, standard deviation, volume); your bankroll number stays on the page. Share links are separate: state is stored on our servers only when you click Copy share link.
The solver is a library, so browsing it fetches strategy data from our servers by nature. Signed-out training is tracked under an anonymous id in your browser and merges into your account if you sign up.
Can I change how it looks?
Yes. 21 themes (15 dark, 6 light) plus a separate action-color choice with a colorblind-safe palette, picked on your account page under Appearance. One choice covers the site and the solver together, and the solver adds 12 card-face styles in its own Settings. PNG exports from the calculators follow whatever theme you are on.
Who is it for?
Players already grinding 4-card PLO or 6-max NLHE cash, live or online. If you can read a range chart and know why a ten-high flush draw plays differently from the nut one, you're the audience.
If you mostly play PLO5, the library has two solves, heads-up and 6-max at 100bb, and the tracker and the calculators cover it too. PLO6 has the tracker and the calculators, and no solves yet. And if you're brand new to Omaha or hold'em, start with the free references and the free preflop ranges before paying anyone for anything, including us.
The solver
What exactly is in the free tier?
Every preflop range for every position across all twenty solves, plus the preflop trainer. Postflop, three rotating boards a day plus one flop of your choice with a free account. The rotating boards are the same for everyone. Your chosen flop is shared across PLO, PLO5 and NLHE. On that flop, choose up to five distinct cards to reuse on the turn or river in any order. A card counts once, even when you use it on both streets in different lines. Your flop and card choices reset at midnight Chicago time.
Each rotating board comes with a set of turn and river runouts, five per street to start; keep a practice streak on a free account and it grows to twelve.
Postflop practice works on those boards, and Game mode deals whole hands from a full deck. They share one meter with the preflop trainer: 50 hands a day on a free account, 15 without one. It resets at midnight Chicago time and never blocks studying. No credit card or expiration. The custom flop, saved card choices and streak growth need a free account.
A free account also solves one custom river a day, in PLO or NLHE: pick your own bet and raise sizes at the first river decision of a line and the river is solved again for that exact spot.
What does Core add?
Unlimited board entry. You type in any flop, with every turn and river runout unlocked and unlimited practice across the whole library, Game mode included, with no daily meter. The flops explorer's aggregate table (and the notebook's agg references) opens up the same way: free accounts read it for the three rotating boards and their chosen flop, Core reads every flop. Custom rivers go from one a day to 100 a day and 600 a month. Career Analysis opens every section; a free account sees the overview and the first level of preflop and postflop. Core also raises the hand history caps to 5,000,000 hands and 50 GB. It's $60/month, or $49/month billed annually.
What games, formats, and stack depths are covered?
Cash games. 4-card PLO: 6-max at 12, 20, 30, 40, 50, 100, 150, and 200 big blinds, and heads-up at 100. Preflop covers first-in through 6-bet plus the vs-limp lines; postflop covers all 15 two-player seat pairings at each 6-max depth, in single-raised, 3-bet, 4-bet-plus, and limped pots where the tree carries them. 5-card PLO: heads-up and 6-max at 100 big blinds. NLHE: heads-up at 100bb and eight 6-max solves from 20bb to 200bb, with per-action preflop EV.
No PLO6 in the solve library yet (the calculators and tracker do handle it), no multiway postflop solves, and no tournament/ICM configurations. Cash is the focus.
Do you support tournaments?
The solve library is cash only: fixed depths, no ICM. Hand Tracker does parse tournaments and reports ROI and ITM, read straight from what your files record. If solved ICM spots are what you need, we don't have them.
Can I run my own sims or import .mkr files?
You can study the published cash library, then solve custom NLHE/PLO4 turns and rivers from the ranges arriving at a supported two-player spot. Choose sizes and lock individual hand strategies at multiple turn and river decisions, for either player. Custom turns start at the first turn decision of a line, and custom rivers at the first river decision of a line. Everything before that subgame stays the published tree.
There is no external .mkr upload or general custom preflop/flop solve. PLO5 on-demand solves and multiway postflop solves are not available. Broad arriving ranges or large menus can exceed the PLO4 resource budget and are refused before using your allowance. See custom turns, rivers and node locking for the supported scope.
Why not just run a solver myself?
If you need a new preflop or flop tree, or a configuration outside the supported subgames and their resource limits, your own solver gives you that control. The cost is the license, the hardware, and the waiting.
The library answers the standard cash spots across the whole board set. Custom NLHE/PLO4 turns and rivers add your sizes and node locks within those subgames, without rebuilding the earlier streets.
Can I use my own bet sizes?
On the river, yes. Open the first river decision of a line in Study, pick up to three bet sizes and two raises (four and three in hold'em), and the river is solved again from the ranges both players actually arrive with at that node. The panel estimates the wait before you start. Wider ranges and larger menus take longer. Preparing the spot, queueing and returning the answer add to the solving time.
Your sizes are on the menu for the first two raises, then the largest one repeats until someone is all in, so a raising war ends where a real one ends rather than in fold-or-call with a stack behind.
NLHE and PLO4 also support custom turns at the first turn decision of a two-player line, with separate turn and river menus: up to three bet sizes and two raises on each street. The solve includes every legal river card. PLO4 turns enumerate all 48 possible river cards with exact card removal and individual four-card strategies. The PLO4 menu starts with a 66% bet and a pot-sized raise on each street; PLO sizes cannot exceed the pot. Custom preflop and flop solves are not available. Menus or trees beyond the supported budget are refused before using your allowance.
Free accounts get one river and one turn solve a day. Core gets 100 rivers a day and 600 a month, plus 20 turns a day and 200 a month. A re-solve uses its street's allowance; an already-cached result costs nothing. Counters have a separate allowance.
Can I save and share a node-locked spot?
Yes. In the lock section, Save keeps the current locks, targets, profile and retained result versions on your account. You can save a library draft before Apply and reopen it from My locked spots. Free accounts save 3 spots; Core saves 50. Save changes is manual.
Share creates a read-only link for anyone who signs in. They can use Copy to my spots to make an editable copy. Stop sharing turns off the link. The reader still needs access to the flop and runouts. Answers are kept for 60 days from their original solve; an expired answer needs another solve, while the saved assumptions remain. See My locked spots.
How exact is a custom turn or river solve?
It solves the supported turn or river subgame when you ask for it. Every live combo is its own information set, so card removal and blockers are exact. A turn solve includes every legal river card, without sampling. On a PLO4 river, each four-card hand gets its own strategy.
The panel shows the measured best-response gap for the game and constraints that were solved. Rivers target 0.1% of the pot, with a 60-second solver ceiling. NLHE/PLO4 turns target 0.3%, with a 120-second solver ceiling for NLHE and a solving budget of up to 5 minutes for PLO4. A time or iteration limit can stop a solve before its target; the panel reports the value reached and the stop reason. PLO4 finishes an iteration already in progress when its budget ends, then measures the gap of the exact strategy it returns. Both NLHE and PLO4 turns show their strategy only when that gap is 1% of the pot or less; otherwise the strategy is not shown and the custom turn is refunded. Spots the solver cannot bring under 1% in time are not offered. Loading ranges, queueing and returning a large result take additional time.
NLHE rivers use the rake of the solve you are on: 5% capped at 2bb at 20/30/50/100/200bb, and at 1.5bb elsewhere. PLO rivers at 6-max 12, 20, 30, 40 and 50bb use 5% capped at 1bb, from archived source settings bound to those published builds. Other PLO rivers use a declared 5% cap of 2bb that has not been verified against every source solve. Matching rake alone does not establish parity with the library strategy.
Is there an API?
Not a public one. If you have a real use case, email [email protected] and make it. There is also the Solver Notebook inside the tool (press Shift+C, or open solvepoker.app/solver/notebook) that can query solves, ranges, categories, and blockers, run SQL and PQL over the results, and export tables to CSV, which covers most power-user needs we've heard so far.
Hand Tracker
Which sites can I import from?
The hand history tracker reads ten site formats: PokerStars (including Zoom and Home Games), GGPoker (including Rush & Cash, and its zipped exports work as-is), 888poker, partypoker, Winamax, the iPoker network's XML format, Bovada with its Ignition-family skins, Full Tilt, the WPN family, and CoinPoker. Run It Once hands parse through the PokerStars grammar.
Games: hold'em (no-limit and limit), PLO4 through PLO6 and their hi/lo versions, 4-card Omaha hi/lo (O8), Omaha high at any bet structure, and Short Deck. Cash and tournaments. Stud, razz and the draw games are skipped hand by hand with a reason rather than erroring your import. If your site is missing, send us a sample file.
Not sure where your client writes those files? Here is the folder, per site.
Is the tracker really free?
Yes, with a cap rather than crippled features. A free account processes up to 100,000 hands with 2 GB of storage, and everything is included: stats with confidence intervals, all-in EV, the decision report, opponent profiles, the replayer, the spots browser, and CSV exports. Core raises the caps to 5,000,000 hands and 50 GB. The account requirement exists because your hands have to be stored somewhere.
What does the decision report show?
Your first-in decisions beside the matching solve in our library: cash PLO4 against the nine PLO solves (eight 6-max depths plus heads-up), cash NLHE against the eight 6-max solves from 20 to 200bb. For each solve and seat you see how many spots you were in, how often you played, how often the solve plays the holdings you were actually dealt, and the difference, plus counts of the hands you raised that the solve plays 10% of the time or less and the ones you folded that it plays 90% or more. Each seat links to its range in the solver.
The comparison is descriptive. A hand is compared only at a depth near one of the solves (9-64bb and 80-320bb for PLO 6-max, 70-150bb heads-up, 16-320bb for NLHE), and the rake, the stacks at your table and the opening size you faced aren't checked against each imported hand, so a difference marks a place to look. On the river the report puts your bluff share and your folds beside the exact pot-odds prices of the bets involved, in PLO5, PLO6 and tournaments as well. Hi/lo, Short Deck and fixed-limit hands sit outside the analysis, because split pots, inverted rankings and fixed sizings break the math it rests on.
For hands graded against the solve, use Game mode: those are played inside the solver's own tree, so every decision the solver reaches has an exact answer.
Is there a HUD?
No, and there won't be one soon. SolvePoker is a study tool and a post-session tracker; nothing attaches to your table while you play. If you play with a live overlay, a desktop tracker is the right purchase. Ours will still read the same hand history files afterward for the stats and the decision report.
Will my stats match my old desktop tracker exactly?
Close, and where they differ, it's documented. A handful of our stat definitions deliberately deviate from the common desktop-tracker formulas (for example, 3-bet excludes limp-reraises, and walks are excluded from VPIP and PFR). Every definition, including each deviation, is written out in plain English in the stats glossary. Your numbers may shift a few tenths from what you're used to; the glossary says exactly why.
Billing & account
Can I cancel anytime?
Yes. No contracts, no cancellation fees. Cancel from your account page, keep Core until the end of the period you paid for, then revert to the free tier. Your account, hands, and stats stay.
What payment methods do you accept?
Credit and debit cards, processed by Stripe. We never see or store your card number.
Is there a refund policy?
No refunds. The free tier exists so you can evaluate everything before paying, for as long as you want. You can cancel any time from your account page to stop future charges, and you keep access through the period you paid for.
Can I switch between monthly and annual?
Yes, both directions, from your account page. Switches apply immediately and Stripe prorates the difference.
Anything unanswered
Email [email protected]. We respond to every message.
Or just open the tool
Every preflop range and three rotating boards are free. Sign in to add one flop of your choice each day. No credit card.
Open the solver