Comparison

Proton Authenticator & 2FA vs Thulir

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

Thulir

Features
Read full description

Thulir (துளிர்) is the Tamil word for a tender new shoot — the fresh green that appears when something is growing. That's the whole idea of this habit tracker: every day you show up becomes a tile, and your consistency becomes something you can actually watch grow. WHY THULIR • Free. No subscription, no purchase, no "premium" nagging. • No account. Nothing to sign up for, no email, no password. • No servers. Your data lives on your device and syncs through your own private iCloud — we couldn't read it if we wanted to. • No tracking. Zero analytics, zero ads, zero data collection. WHAT YOU GET • Beautiful tile grids — a GitHub-style mosaic for every habit, right on the main screen • One-tap check-ins with satisfying haptics and animation • Streaks — current streak, best streak, total days, 30-day rate • A full 12-month view for every habit • Home Screen widgets — check off habits without opening the app • 12 colors and 30+ icons to make each habit yours • Dark mode that looks the way dark mode should • iCloud sync across your iPhone and iPad — automatic and private • JSON export — it's your data, take it anywhere Everything is included. Unlimited habits, every feature, free. Start your first streak today. Your mosaic is waiting.

Screenshots

Proton Authenticator & 2FA4 screens
Thulir4 screens

Verdict

The call

The clearest difference is device support: Proton Authenticator & 2FA at 3 against Thulir's 1. On price, ads, in-app purchases and iOS requirement 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.

Scorecard1 real difference · 9 level
Proton Authenticator & 2FA versus Thulir: the parameters behind the verdict, then further details
ParameterProton Authenticator & 2FAThulir
PriceFreeFree
Rating4.6 (561 ratings) — better—
Positive reviews57.6% of reviews—
Number of ratings561 — better—
Update frequencyWeekly—
AdsNoNo
In-app purchasesNoNo
MonetizationFree—
DevicesiPhone, iPad, Apple Watch — betteriPhone
Requires iOS17.017.0
Further details — not scored
Size120 MB1 MB
Age rating4+4+
DeveloperProton AGPEPSIN SELVARAJ

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

Thulir

Not enough reviews yet to summarise bugs or requests.

In-app purchases

None

Proton Authenticator & 2FA

No in-app purchases

None

Thulir

No in-app purchases

Questions

Is Proton Authenticator & 2FA free?
Proton Authenticator & 2FA is free to download, with no in-app purchases.
Is Thulir free?
Thulir is free to download, with no in-app purchases.
Do Proton Authenticator & 2FA or Thulir have ads?
Neither Proton Authenticator & 2FA nor Thulir shows ads.

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