# Tuta Mail vs Proton Authenticator

The clearest difference is in-app purchases: Proton Authenticator at none against Tuta Mail's 4. Tuta Mail's advantage is rating (4.7 vs 4.4) and ratings volume (3.7K vs 242). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Tuta Mail sells 4 in-app purchases, starting at $3.99 per month. Proton Authenticator asks for nothing beyond the download.

Tuta Mail holds the better App Store score, 4.7 against 4.4. That said, the two scores are not equally well evidenced: Tuta Mail has 3.7K ratings behind it against 242, so its average is the more settled of the two. Written reviews point the same way: 65% of Tuta Mail's written reviews are positive against 56% of Proton Authenticator's.

Both ship on a similar rhythm, roughly weekly. The most recent releases landed on September 24, 2026 and September 22, 2026 respectively.

## The numbers

| Metric | Tuta Mail | Proton Authenticator |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (3.7K ratings)](https://appshunter.io/ios/app/tuta-mail-secure-email/id922429609/reviews)** | [4.4 (242 ratings)](https://appshunter.io/ios/app/proton-authenticator/id6741758667/reviews) |
| Number of ratings | **3.7K** | 242 |
| Positive reviews | **65.0% of reviews** | 56.3% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Weekly | Weekly |
| Monetization | Freemium | **Free** |
| Size | 84 MB | 119 MB |
| Requires iOS | **16.0** | 17.0 |
| Devices | iPhone, iPad | **iPhone, iPad, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [Tutao GmbH](https://appshunter.io/developer/922429608) | [Proton AG](https://appshunter.io/developer/979659484) |

## What reviewers say

### Tuta Mail

[App page](https://appshunter.io/ios/app/tuta-mail-secure-email/id922429609)

Secure your communications with an encrypted email service offering end-to-end encryption for emails and contacts. Enjoy features like anonymous registration, an ad-free experience, and a free encrypted calendar. Protect your privacy with a service developed and hosted in Germany.

**Highlights:** End-to-end encryption, Anonymous registration, Ad-free experience, Free encrypted calendar, Quantum-safe encryption, Open source code

**Features:** Vision Pro support

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Revolutionary (Monthly) | $3.99 | per month |
| Legend (Monthly) | $9.99 | per month |
| Revolutionary (Yearly) | $39.99 | per year |
| Legend (Yearly) | $99.99 | per year |

**What reviewers like**

- 🔒 Secure email service
- 💡 Encrypted subject lines and contacts
- 👍 Clean and simple interface
- 🚀 Reliable and fast
- 🔒 End-to-end encryption

**What reviewers complain about**

- 🐛 Occasional app crashes
- 🐛 Inconsistent email delivery
- 🐛 Unreliable search functionality
- 🐛 Inability to export emails
- 🐛 Frequent app disconnections

**Reported bugs**

- Login credentials not working
- Accounts being locked or deleted unexpectedly
- Inability to restore deleted accounts
- Syncing issues between devices

**Requested features**

- Pinch-to-zoom functionality
- Improved email organization tools (labels, folders, etc.)
- Offline access mode
- Ability to set custom notification sounds
- Separate app for calendar and contacts


### Proton Authenticator

[App page](https://appshunter.io/ios/app/proton-authenticator/id6741758667)

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:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 🚀 Cross-platform support
- 🔒 Secure cloud sync
- 👍 Easy import from other authenticators
- 🚀 Convenient 'next' feature for codes

**What reviewers complain about**

- 🐛 Buggy UI (scrolling jitters, random sorting)
- 👎 Lack of customization options (pin favorites, change icons)
- 🐛 Sync/login issues on iPad

**Reported bugs**

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

**Requested features**

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


## Frequently asked questions

### Is Tuta Mail free?

Tuta Mail is free to download, with in-app purchases available.

### Is Proton Authenticator free?

Proton Authenticator is free to download, with no in-app purchases.

### Which has better reviews, Tuta Mail or Proton Authenticator?

Tuta Mail is rated higher. Tuta Mail averages 4.7 out of 5 from 3.7K ratings, while Proton Authenticator averages 4.4 from 242 ratings.

### Do Tuta Mail or Proton Authenticator have ads?

Neither Tuta Mail nor Proton Authenticator shows ads.

### Which is updated more often, Tuta Mail or Proton Authenticator?

Tuta Mail ships an update weekly, and Proton Authenticator weekly. Most recently, Tuta Mail was updated on September 24, 2026 and Proton Authenticator on September 22, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*