PokerSolver
PokerSolver/Heads-up · 22bb · SB 0.5bb · no rake · chip EV/SB open (RFI)

SB open (RFI)

Heads-up · SB 0.5bb · no rake · chip EV (blinds 0.5/1bb, no ante) · 22bb · First to act · Small blind / button to act

Fits exactlyGGPoker Spin & Gold x2, x3, x4, x5, x10, x50, x100, MaxPokerStars Spin & Go x2, x3, x4, x5, x10, x25, x50, x100, top tierpartypoker SPINS Overdrive 2-2.99x, 3-3.99x, 4-4.99x, 5-9.99x, 10-24.99x, 25-119.99x, 120-239.99x, 240x+WPT Global Global Spins x2, x3, x5, x10, x25, x120, x240, x6,000
Close4 games
  • Winamax Expresso x2, x3, x4, x5, x10, x20, x100, x400, x1,000, jackpotits pages do not say whether any level has an ante
  • Winamax Expresso Nitro every multiplierits pages do not say whether any level has an ante
  • iPoker Twister x2, x3, x5, x8, x50, x1,000its pages do not say whether any level has an ante
  • ACR Poker SPINZ x2, x3, x4, x5, x10, x25, x50, x100, x12,000its blinds are not published
Cash
Heads-up · 22bb · SB 0.5bb · no rake · chip EVChange game
Stacks (bb), if they differ
Pot 1.5bbYour cards?
0.5bb
1bb

Tap your two cards.

Small blind / button's range

1,326 of 1,326 combos get here
Fold 5.6%Call 63%Raise 2/2.5/3bb 30.7%All-in 22bb 0.6%
Tap a hand, or type one above, to see its exact mix.

What is the GTO play for the small blind / button (SB) when SB is first to act in Heads-up · SB 0.5bb · no rake · chip EV at 22bb?

First to act in Heads-up · SB 0.5bb · no rake · chip EV, 22bb: the small blind / button (SB) folds 5.6%, calls 63%, raises 2/2.5/3bb 30.7% and goes all-in 22bb 0.6%. Always call: A4s-A6s, KJs, K7s, K2s-K4s, QJs, Q2s-Q4s, J6s-J8s, J2s-J4s, T8s, T6s, T2s, 96s+, 86s+, 75s+, 62s-64s, 54s, 42s, A9o, A2o, K2o-K3o, Q2o-Q3o, J2o-J5o, T2o-T5o, 93o-94o, 84o, 73o-74o, 63o, 53o. Always raise 2/2.5/3bb: KK+, 55, AJs+, A3s, 93s-94s, 83s, 72s, AKo, T7o. Always all-in 22bb: 22. Mixed: 66-QQ, 33-44, A7s-ATs, A2s, KQs, K8s-KTs, K5s-K6s, Q5s-QTs, J9s+, J5s, T9s, T7s, T3s-T5s, 95s, 92s, 84s-85s, 82s, 73s-74s, 65s, 52s-53s, 43s, 32s, ATo-AQo, A3o-A8o, K4o+, Q4o+, J6o+, T8o+, T6o, 95o+, 92o, 85o+, 83o, 75o+, 64o+, 54o, 52o, 43o.

Always fold
82o, 72o, 62o, 42o, 32o
Always call
A4s-A6s, KJs, K7s, K2s-K4s, QJs, Q2s-Q4s, J6s-J8s, J2s-J4s, T8s, T6s, T2s, 96s+, 86s+, 75s+, 62s-64s, 54s, 42s, A9o, A2o, K2o-K3o, Q2o-Q3o, J2o-J5o, T2o-T5o, 93o-94o, 84o, 73o-74o, 63o, 53o
Always raise 2/2.5/3bb
KK+, 55, AJs+, A3s, 93s-94s, 83s, 72s, AKo, T7o
Always all-in 22bb
22
Mixed
66-QQ, 33-44, A7s-ATs, A2s, KQs, K8s-KTs, K5s-K6s, Q5s-QTs, J9s+, J5s, T9s, T7s, T3s-T5s, 95s, 92s, 84s-85s, 82s, 73s-74s, 65s, 52s-53s, 43s, 32s, ATo-AQo, A3o-A8o, K4o+, Q4o+, J6o+, T8o+, T6o, 95o+, 92o, 85o+, 83o, 75o+, 64o+, 54o, 52o, 43o
Settings: Heads-up · 22bb · SB 0.5bb · no rake · chip EV (small blind 0.5bb, big blind 1bb, 22bb stacks, no rake; chip EV: every chip is worth the same, as it is when only the winner is paid and heads-up). Solver: HoldemResources Calculator (HRC) (HRC CI 9.15). Bet sizes are the solved ones; a size that is not here plays like the nearest one.

Sources for the games it fits: ggpoker.com/poker-games/spin-gold (prize table in its script js/funds29.8816e65c.js; fetched 2026-10-31); chips and blinds from worldpokerdeals.com/blog/spin-gold-the-ultimate-guide-on-ggpoker-network (updated 2026-05-11; its 26-level blind table lists no ante) and somuchpoker.com/news/best-spin-and-go-poker-sites-2026 (updated 2026-10-16), fetched 2026-10-31; pokerstars.com/poker/spin-and-go (stacks and prize tables; fetched 2026-10-31); blinds from worldpokerdeals.com/blog/pokerstars-new-spin-go-multipliers-and-1000-spins (2026-05-27; its blind table lists no ante), fetched 2026-10-31; partypoker.com/en/poker/offers/dynamic-structure (stacks, prize shares and the 20-level blind table, which lists no ante), fetched 2026-10-31; wptglobal.com/how-to-play/global-spins (stacks and prize shares; fetched 2026-10-31); blinds from worldpokerdeals.com/blog/global-spins-wpt-global (2023-11-23; its blind table lists no ante) and somuchpoker.com/news/best-spin-and-go-poker-sites-2026 (2026-10-16); winamax.fr/expresso (stacks, first blinds and prize tables; the same on winamax.es), fetched 2026-10-31; worldpokerdeals.com/blog/ipoker-twister-guide (2026-01-29; stacks and splits) and pokerstrategy.com/strategy/sit-and-go/twister-poker-let-go (first blinds), fetched 2026-10-31; worldpokerdeals.com/blog/winning-poker-network-new-1-000-000-spin-go (2025-12-05; stacks only), fetched 2026-10-31.