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Flip a Coin and Chase Your Streak
FLIPSTREAK is a free online coin flip built around one idea: how many times in a row can you call it right? Every toss uses cryptographically secure randomness, so each flip is a true 50/50 — no patterns, no bias, no house edge. Land the same side again and again to grow your streak and chase your personal best.
Curious about the math behind a hot streak? See the odds of heads in a row, or read how FLIPSTREAK works. Need a quick yes or no instead? The coin is always ready — just tap to flip and start your streak.
How it works
- 1Tap the coin to flip — it lands heads or tails on a provably fair 50/50.
- 2Call it right and your streak grows; one wrong flip resets it to zero.
- 3Sign in to save your best streak and climb the global leaderboard.
More coin tools
From the blog
- Is a coin flip really 50/50? The physics and the math
- The longest coin flip streaks ever recorded
- What are the odds of N heads in a row? The full table
