# Proton Authenticator & 2FA vs Neurable One

The clearest difference is rating: Proton Authenticator & 2FA at 4.6 against Neurable One's 2.3. Proton Authenticator & 2FA also leads on ratings volume (877 vs 3) and device support (3 vs 1). On price, update cadence, ads and in-app purchases there is nothing between them.

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

Proton Authenticator & 2FA holds the better App Store score, 4.6 against 2.3. That said, the two scores are not equally well evidenced: Proton Authenticator & 2FA has 877 ratings behind it against 3, so its average is the more settled of the two.

Proton Authenticator & 2FA ships an update weekly, Neurable One every 9 days. The most recent releases landed on November 15, 2026 and November 10, 2026 respectively.

## The numbers

| Metric | Proton Authenticator & 2FA | Neurable One |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (877 ratings)](https://appshunter.io/ios/app/proton-authenticator-and-2fa/id6741758667/reviews)** | [2.3 (3 ratings)](https://appshunter.io/ios/app/neurable-one/id6816724596/reviews) |
| Number of ratings | **877** | 3 |
| Positive reviews | 57.6% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Weekly** | Every 9 days |
| Monetization | Free | Free |
| Size | 120 MB | 549 MB |
| Requires iOS | 17.0 | **16.4** |
| Devices | **iPhone, iPad, Apple Watch** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Proton AG](https://appshunter.io/developer/979659484) | [Neurable](https://appshunter.io/developer/1659686901) |

## What reviewers say

### Proton Authenticator & 2FA

[App page](https://appshunter.io/ios/app/proton-authenticator-and-2fa/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


### Neurable One

[App page](https://appshunter.io/ios/app/neurable-one/id6816724596)

This app uses brainwave-reading headphones to track your attention during work sessions. It provides audio cues when your focus drifts and saves session data with notes for historical comparison. It is a consumer wellness product, not a medical device.

**Highlights:** Brainwave attention tracking, Live focus monitoring, Audio focus cues, Session history and notes, Personalized attention baseline, EEG signal analysis

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Proton Authenticator & 2FA free?

Proton Authenticator & 2FA is free to download, with no in-app purchases.

### Is Neurable One free?

Neurable One is free to download, with no in-app purchases.

### Which has better reviews, Proton Authenticator & 2FA or Neurable One?

Proton Authenticator & 2FA is rated higher. Proton Authenticator & 2FA averages 4.6 out of 5 from 877 ratings, while Neurable One averages 2.3 from 3 ratings.

### Do Proton Authenticator & 2FA or Neurable One have ads?

Neither Proton Authenticator & 2FA nor Neurable One shows ads.

### Which is updated more often, Proton Authenticator & 2FA or Neurable One?

Proton Authenticator & 2FA ships an update weekly, and Neurable One every 9 days. Most recently, Proton Authenticator & 2FA was updated on November 15, 2026 and Neurable One on November 10, 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.*