Tool4SaaS

Coin Flip

Flip a fair virtual coin with cryptographically secure randomness. Get Heads or Tails and copy th. 100% private and offline.

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About the author

Written and maintained by the Tool4SaaS team. Every tool runs locally in your browser and is tested in-house for accuracy. Last updated: .

Frequently asked questions

Yes. It uses crypto.getRandomValues with rejection sampling for uniform 50/50 distribution.

Yes. Unlike Math.random, this uses the browser CSPRNG.

Yes, it is free, works offline in your browser, and your data never leaves your device.

How to use Coin Flip

  1. Flip: Click Flip to get Heads or Tails.
  2. Copy: Copy the result with the copy button.
  3. Repeat: Flip again as needed — each flip is independent.