Coin Flipper
Flip a virtual coin and track heads/tails results, streaks and flip history over time. Free, instant, runs in your browser.
Why Use a Virtual Coin Flipper?
A fair coin flip is one of the simplest ways to make a random binary decision. Whether you're settling a dispute, choosing who goes first in a game, or just need a quick yes/no answer, a digital coin flipper is faster and always at hand. Our tool uses JavaScript's cryptographically seeded Math.random() for a statistically fair 50/50 result every time.
Heads vs. Tails Probability
| Outcome | Probability (per flip) | Expected frequency (100 flips) |
|---|---|---|
| Heads | 50% | ~50 |
| Tails | 50% | ~50 |
Tips
Due to natural randomness, short streaks of the same result are common and expected — this is not a sign of bias. Over hundreds of flips the distribution converges to 50/50. Use the streak counter to spot interesting runs, and the history badges to review your sequence at a glance.