# Daylight Calculator vs Proton Authenticator & 2FA

The clearest difference is review sentiment: Daylight Calculator at 100% against Proton Authenticator & 2FA's 58%. Daylight Calculator also leads on rating (4.9 vs 4.4) and device support (5 vs 3). Proton Authenticator & 2FA's advantage is ratings volume (366 vs 7). 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.

Daylight Calculator holds the better App Store score, 4.9 against 4.4. That said, the two scores are not equally well evidenced: Proton Authenticator & 2FA has 366 ratings behind it against 7, so its average is the more settled of the two. Written reviews point the same way: 100% of Daylight Calculator's written reviews are positive against 58% of Proton Authenticator & 2FA's.

Both ship on a similar rhythm, roughly weekly. The most recent releases landed on October 16, 2026 and October 23, 2026 respectively.

## The numbers

| Metric | Daylight Calculator | Proton Authenticator & 2FA |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (7 ratings)](https://appshunter.io/ios/app/daylight-calculator/id1613539838/reviews)** | [4.4 (366 ratings)](https://appshunter.io/ios/app/proton-authenticator-and-2fa/id6741758667/reviews) |
| Number of ratings | 7 | **366** |
| Positive reviews | **100.0% of reviews** | 57.6% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Weekly | Weekly |
| Monetization | Free | Free |
| Size | 2 MB | 120 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPad, iPod, Apple TV, Apple Watch** | iPhone, iPad, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [Dasmer Singh](https://appshunter.io/developer/686614183) | [Proton AG](https://appshunter.io/developer/979659484) |

## What reviewers say

### Daylight Calculator

[App page](https://appshunter.io/ios/app/daylight-calculator/id1613539838)

This app shows the percentage of the current day that has passed at your location. It helps you make the most of your time by visualizing daylight. Widgets are available for quick access on your iPhone and Apple Watch.

**Highlights:** Percent daylight tracking, Location-based tracking, Home Screen widgets, Lock Screen widgets, Apple Watch widgets

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

**In-app purchases:** none


### 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


## Frequently asked questions

### Is Daylight Calculator free?

Daylight Calculator is free to download, with no in-app purchases.

### Is Proton Authenticator & 2FA free?

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

### Which has better reviews, Daylight Calculator or Proton Authenticator & 2FA?

Daylight Calculator is rated higher. Daylight Calculator averages 4.9 out of 5 from 7 ratings, while Proton Authenticator & 2FA averages 4.4 from 366 ratings.

### Do Daylight Calculator or Proton Authenticator & 2FA have ads?

Neither Daylight Calculator nor Proton Authenticator & 2FA shows ads.

### Which is updated more often, Daylight Calculator or Proton Authenticator & 2FA?

Daylight Calculator ships an update weekly, and Proton Authenticator & 2FA weekly. Most recently, Daylight Calculator was updated on October 16, 2026 and Proton Authenticator & 2FA on October 23, 2026.

---

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