Authy vs Google Authenticator

By Billy G. · Founder & Lead EditorVerified Jun 1 by Billy G.

Authy
Google Authenticator

Verdict: Authy wins for most users — encrypted cloud backup and multi-device support protect against the nightmare scenario of losing your phone.

Winner: Authy

Authy: 8.3/10

Google Authenticator: 6.8/10

Spec-by-spec comparison

AuthyGoogle Authenticator
PriceFreeFree
Cloud backupYes (encrypted, password-protected)Yes (Google Account sync, 2023+)
Multi-deviceYesLimited
Offline-only optionNo (requires cloud account)Yes
PlatformiOS, Android, desktopiOS, Android

Authy

What works

  • Encrypted cloud backup for account recovery
  • Multi-device support (phone + tablet + desktop)
  • Backup password protects the cloud backup itself

What doesn't

  • Cloud backup creates an attack surface (SIM swap risk)
  • Owned by Twilio — security incident in 2022 exposed some user phone numbers
  • Requires account creation with phone number

Google Authenticator

What works

  • No cloud storage of tokens beyond Google account sync
  • Simpler interface
  • Works offline on device without any account requirements

What doesn't

  • Losing phone without backup = locked out of all accounts
  • Cloud sync tied to Google account
  • No multi-device support beyond cloud sync

Bottom line

Our pick: Authy.

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