Compare software

Phone (cz.mts)Emerald Dialer
Free

Free and open source under the GPL-3.0 license.

 Free

Free and open source under the GPL-3.0 licence.

Android Android
  • Includes a dialer and contact management
  • Can allow calls only from saved contacts
  • T9 contact search from the number pad
  • Speed dial
  • Android 9 or later
  • Optional spam checking sends unknown caller numbers to third-party databases
  • Deliberately minimal feature set
  • Android only
Downloadable app Downloadable app
Open source Open source
License: GPL-3.0-only License: GPL-3.0
Not stated if an account is needed Not stated if an account is needed
Works offline Not stated if it works offline

Checked October 8, 2026

Checked October 2, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.