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Authy vs Aegis Authenticator: catalog facts
Authy	Aegis Authenticator
Free Free to use for consumers.	Free Free and open source under the GPL, with no accounts and no paid tier.
Android, iOS	Android
Encrypted backup and multi-device sync, which many authenticators lack	The vault is encrypted with AES-256-GCM, unlocked by password with scrypt or by biometrics Automatic backups of the vault to a location you choose, plain or encrypted
Desktop applications were retired; only mobile is supported Account recovery is tied to a phone number, which is a known attack surface	Android only No cloud sync; you own the backup process
Downloadable app	Downloadable app
Closed source	Open source
License not stated	License: GPL-3.0
Not stated if an account is needed	No account needed
Not stated if it works offline	Works offline
Official website Full listing and sources Checked September 22, 2026	Official website Full listing and sources Checked September 21, 2026

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