Perfectplay.dev Wong Halves

Fractional counting. Betting and insurance use granular TC rather than half-step or floored TC for better accuracy. half-step TC is displayed only as an extra reference.
2:+0.53:+14:+15:+1.5 6:+17:+0.58:09:-0.5 T/J/Q/K/A:-1

Card Entry

10 becomes T. Undo uses a full stack, so repeated clicks walk back multiple previous adds.

Live Stats

Running count
Decks remaining
True count
Half-step TC
Recommended bet
Insurance

Relevant Settings

Edit directly or tap a preset above to load it. Each line: TC<=0:1, TC>=1:2, TC>=4:12 etc.

History & Stats