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Put the Calculator on Your Phone

One tap. No login. No app store. No ads. Works even with spotty signal.

Open the Calculator

U0001F34EiPhone / iPad (Safari)

  1. Open this page in Safari (not Chrome — Apple requires Safari for installs)
  2. Tap the Share button — the square with an arrow pointing up, at the bottom center of the screen
  3. Scroll down and tap Add to Home Screen
  4. Tap Add in the top right corner
  5. Done! The Coin Calculator now sits on your home screen like any app — one tap, no login, no browser

U0001F916Android (Chrome)

  1. Open this page in Chrome
  2. Tap the three-dot menu (⋮) in the top right corner
  3. Tap Add to Home screen or Install app
  4. Confirm Install
  5. Done! The Coin Calculator is now in your app drawer and home screen

Good to Know

  • Is this a "real" app? It is a real app — installed straight from the web. No app store middleman, no 15-30% cut, no update waiting.
  • Does it work offline? Yes. Once installed, the calculator opens instantly and calculates even without signal. Prices update when you are back online.
  • Does it cost anything? No. The calculator is free, same as on the website.
  • What about updates? Automatic. You always have the latest version whenever you open it online.