Coin Flip
Flip one virtual coin with an animated toss, or run thousands of flips at once. Heads/tails counts, percentages and longest streak update live.
FLIP IT
Flips happen in your browser using a cryptographically secure random source.
How to use this coin flip
- Choose Single flip for one animated toss, or Bulk flip for many at once.
- Click Flip — the result appears instantly with a heads/tails breakdown.
- Run more flips to update counts, percentages and the longest streak.
- Copy the full sequence or reset the history at any time.
Frequently asked questions
Is the coin really 50/50?
Yes. Each flip pulls a fresh bit from your browser's cryptographically secure random source — exactly 50% heads, 50% tails.
How many bulk flips can I run?
Up to 10,000 flips per run.
What is 'longest streak'?
The longest run of consecutive heads (or tails) in your current session — useful for probability lessons.
Is anything sent to a server?
No. All flips happen in your browser.