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Emerald Dialer vs Fossify Phone: catalog facts
Emerald Dialer	Fossify Phone
Free Free and open source under the GPL-3.0 licence.	Free Free and open source under the GPL-3.0 licence.
Android	Android
T9 contact search from the number pad Speed dial	No ads or tracking libraries Number blocking and multi-SIM support
Deliberately minimal feature set Android only	Android only A dialer only; contacts and messages are separate Fossify apps
Downloadable app	Downloadable app
Open source	Open source
License: GPL-3.0	License: GPL-3.0
Not stated if an account is needed	No account needed
Not stated if it works offline	Not stated if it works offline
Official website Full listing and sources Checked October 2, 2026	Official website Full listing and sources Checked October 2, 2026

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