Redirect calls to Signal, Telegram, Threema, or WhatsApp.

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**Features:**

- Material You design
- Popup with cancel option
- Extensive settings panel:
  - Toggle per-service support
  - Redirection only on Wi-Fi/Data
  - Allowlist specific contacts
  - Change per-service priority
  - Customize popup position, animation, and duration
  - etc

**Supports:**

- Signal
- Telegram
- Threema
- WhatsApp

**Permissions required:**

- `CALL_PHONE` - initiate calls via messenger
- `READ_CONTACTS` - check contact compatibility
- `READ_PHONE_NUMBERS` - detect outgoing call
- `SYSTEM_ALERT_WINDOW` - show popup overlay
- `ACCESS_NETWORK_STATE` - check connectivity
- `INTERNET` - check connectivity and verify donates

Currently all of the permissions are required.

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**License:** GPL-3.0

Free and open source
