FLIPSTREAK Blog

Long-form writing on coin flip probability, fairness, famous flips, streak records, and the strange mathematics of chance that makes FLIPSTREAK tick.

• April 20, 2026

  Is a coin flip really 50/50? The physics and the math

  Persi Diaconis and his Stanford lab found coins land same-side 51% of the time. Here is why — and what it means for your streak.

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• April 20, 2026

  The longest coin flip streaks ever recorded

  From casino records to statistical history, here are the rarest coin flip streaks ever verified — and the math that explains why they almost never happen.

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• April 20, 2026

  What are the odds of N heads in a row? The full table

  The probability of 2, 3, 5, 10, 20 heads in a row — with the math and what it feels like to hit each.

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• April 20, 2026

  Famous coin flips that changed history

  Super Bowl kickoffs, the Wright Brothers, Portland versus Boston — eight coin flips that altered the course of culture, sport, and fortune.

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• April 20, 2026

  The gambler's fallacy, explained with a coin

  Nine heads in a row does NOT make tails more likely next flip. Why our brains get it wrong, and the real math behind independent events.

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• April 20, 2026

  How cryptographic randomness works (and why a real coin flip is different)

  CSPRNGs, entropy sources, and why FLIPSTREAK uses crypto.getRandomValues to make its virtual coin provably fairer than a physical one.

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• April 20, 2026

  The best online coin flip games in 2026, ranked

  A feature-by-feature comparison of the top coin flip sites: random.org, Google, flipsimu, justflipacoin, and FLIPSTREAK. Fair, honest, and with receipts.

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• April 20, 2026

  The chase for the FLIPSTREAK world record

  Every month a new player tries to break the longest streak ever recorded on FLIPSTREAK. This page tracks the current record, the chase, and the odds.

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