Comparison

Proton Authenticator & 2FA vs stupid totp

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Proton Authenticator & 2FA

Securely manage your two-factor authentication codes with an open-source, end-to-end encrypted authenticator app. It offers seamless cross-device syncing, effortless import from other apps, and robust backup options, all protected by strict Swiss privacy laws. Take control of your digital security with a trusted and private solution.

Highlights
  • End-to-end encrypted iCloud sync
  • Effortless import from other authenticators
  • Secure backup and export
  • Swiss privacy by design
  • Open source and transparent
  • Offline support
Features
Read full description

Get the authenticator trusted by millions — from Proton Mail, the world's largest encrypted email provider. Proton Authenticator is open source, end-to-end encrypted, and protected by strict Swiss privacy laws. Protect all your new accounts and strengthen security on your existing ones. Proton Authenticator keeps your 2FA codes secure, accessible, and completely private — with full control over where your data is stored. KEY FEATURES Local-First Storage:Your 2FA codes are stored entirely on your device, giving you complete control over your data. Effortless Import: Migrate from Google Authenticator, Authy, or any other app in seconds. Secure Backup & Export: Retain full control of your data with easy backup and restore options. Swiss Privacy by Design: Built under Switzerland's strongest data protection regulations. Open Source & Transparent: Auditable code. No tracking. No ads. Take control of your digital security with encryption you can trust. Free to use: No Proton account required, ad-free. Offline support: On mobile and desktop apps No other 2FA app provides this combination of security and privacy. Trusted by millions. Built by Proton. Take control of your digital security today. Terms of service: https://proton.me/legal/terms Learn more: https://proton.me

About

stupid totp

Features
Read full description

A simple authenticator for one-time codes: • Tap a code to copy it — the code moves to the top • See the current code and the previous one at a glance • Old codes automatically get archived • Scan a QR code or add a code manually • Import from Google Authenticator • AutoFill one-time codes with the built-in credential provider • Authenticator codes securely backed up to iCloud Keychain

Screenshots

Proton Authenticator & 2FA4 screens
stupid totp3 screens

Verdict

The call

The clearest difference is device support: Proton Authenticator & 2FA at 3 against stupid totp's 1. On price, update cadence, ads and in-app purchases there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Both ship on a similar rhythm, roughly weekly. The most recent releases landed on October 21, 2026 and October 13, 2026 respectively.

Scorecard1 real difference · 9 level
Proton Authenticator & 2FA versus stupid totp: the parameters behind the verdict, then further details
ParameterProton Authenticator & 2FAstupid totp
PriceFreeFree
Rating4.4 (333 ratings) — better—
Positive reviews57.6% of reviews—
Number of ratings333 — better—
Update frequencyWeeklyWeekly
AdsNoNo
In-app purchasesNoNo
MonetizationFree—
DevicesiPhone, iPad, Apple Watch — betteriPhone
Requires iOS17.017.0
Further details — not scored
Size120 MB2 MB
Age rating4+4+
DeveloperProton AGStephan Cilliers

Bugs and requests

Proton Authenticator & 2FA

Reported bugs

4 issues
  • Sync/login loop on iPad
  • 2FA input broken on non-iPhone devices
  • Screen strobing on iPad
  • Duplicate entries after import

Requested features

5 requests
  • PIN unlock for desktop
  • Alphabetical sorting option
  • Export function (not just Proton-specific backup)
  • Native macOS app
  • Option to hide item icons

stupid totp

Not enough reviews yet to summarise bugs or requests.

In-app purchases

None

Proton Authenticator & 2FA

No in-app purchases

None

stupid totp

No in-app purchases

Questions

Is Proton Authenticator & 2FA free?
Proton Authenticator & 2FA is free to download, with no in-app purchases.
Is stupid totp free?
stupid totp is free to download, with no in-app purchases.
Do Proton Authenticator & 2FA or stupid totp have ads?
Neither Proton Authenticator & 2FA nor stupid totp shows ads.
Which is updated more often, Proton Authenticator & 2FA or stupid totp?
Proton Authenticator & 2FA ships an update weekly, and stupid totp weekly. Most recently, Proton Authenticator & 2FA was updated on October 21, 2026 and stupid totp on October 13, 2026.

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