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Official download

Use OFO on your phone

Choose the version for this device. Android uses the signed OFO app; iPhone uses the secure Safari web app.

Android app

Native incoming-call alerts, background continuity, earpiece and speaker controls.

OFO 1.0.9 · Android 6.0+ · about 3 MBDownload signed APK

iPhone / iPad

Open OFO in Safari, tap Share, then Add to Home Screen. Calls and messages open from the new OFO icon.

No App Store installation requiredOpen the web app

Use in a browser

Sign in, call contacts, create meetings and read encrypted messages without installing anything.

Chrome · Safari · Edge · Samsung InternetOpen OFO

Download safely

The official download is published only on omnifade.xyz. Android shows the package hash and signing certificate before download.

Before the first call

  1. Allow microphone access when OFO asks.
  2. Turn on incoming-call alerts once after signing in.
  3. On Android, allow notifications and background running for reliable calls.