Side by side

Entrust Identity App vs Proton Authenticator

Both stand on authenticator apps. Which one you can start free with, which one lets you read the code, and what each costs once you pay.

Entrust Identity App

Free plan AndroidiPhoneMac+1

Entrust Identity App supports sign-in and transaction verification for people whose organization has deployed Identity Enterprise. It is free to download, but organizational activation is required.

Visit Entrust Identity App

Proton Authenticator

Free plan AndroidiPhoneLinux+2

Proton Authenticator provides offline TOTP codes, import and export options, and optional encrypted sync. It is free across the listed platforms, while using sync requires signing in.

Visit Proton Authenticator

The facts

	Entrust Identity App	Proton Authenticator
Free plan	Yes	Yes
Open source	Not published	Not published
Runs on	Android, iPhone, Mac, Windows	Android, iPhone, Linux, Mac, Windows
Lowest paid plan	Free or on request	Free or on request
Plans published	1	2
Maker	Entrust Identity App	Proton Authenticator
Website	entrust.com	proton.me
On authenticator apps	#6 of 111	#2 of 111

Entrust Identity App: what it does well

Generates passcodes for websites, VPNs, and other resources.
Can verify transactions using displayed details and passcodes.
One app can hold identities from multiple organizations.
Available for Android, iOS, macOS, and Windows.

What to know first

Activation requires an organization using Identity Enterprise.
Activation help is handled by the organization’s help desk or website.

Proton Authenticator: what it does well

Works offline without requiring a Proton Account.
Imports codes from six listed authenticator apps.
Offers local or end-to-end encrypted cloud backup.
Open source, with biometric vault unlocking.
Free on all listed platforms, with no ads or tracking.

What to know first

Syncing codes across devices requires optional account sign-in.
The listed code type is TOTP.

Alternatives to Entrust Identity App Alternatives to Proton Authenticator The whole list