Blackjack Probability Calculator
Probability of busting on the next hit given your current total (assuming infinite deck, no count).
- P(bust on next hit)
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- P(land 17–21)
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- Recommended action
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Infinite-deck approximation; ignores composition, splits, doubles, surrenders. Real strategy charts adjust for these.
About this tool
Blackjack Probability Calculator is a single-purpose utility on instant.tw, a free toolbox of calculators, converters, generators, and quick lookups. Everything works in your browser — nothing is uploaded, nothing is stored on a server unless explicitly noted.
Category: Probability & Gambling. Browse more Probability & Gambling tools.