Daylight Calculator vs Proton Authenticator & 2FA
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Daylight Calculator
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.
- Percent daylight tracking
- Location-based tracking
- Home Screen widgets
- Lock Screen widgets
- Apple Watch widgets
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Daylight presents the percent of the current day that has observed at your location in order to help you maximize what you do with your day. The app also includes widgets to track daylight directly from your iPhone and Apple Watch's Lock Screen and Home Screen.
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.
- 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
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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
Screenshots
Verdict
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 (333 vs 7). 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
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 333 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 21, 2026 respectively.
| Parameter | Daylight Calculator | Proton Authenticator & 2FA |
|---|---|---|
| Price | Free | Free |
| Rating | 4.9 (7 ratings) — better | 4.4 (333 ratings) |
| Positive reviews | 100.0% of reviews — better | 57.6% of reviews |
| Number of ratings | 7 | 333 — better |
| Update frequency | Weekly | Weekly |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod, Apple TV, Apple Watch — better | iPhone, iPad, Apple Watch |
| Requires iOS | 15.0 — better | 17.0 |
| Further details — not scored | ||
| Size | 2 MB | 120 MB |
| Age rating | 4+ | 4+ |
| Developer | Dasmer Singh | Proton AG |
Customer experience
Daylight Calculator
Proton Authenticator & 2FA
Bugs and requests
Daylight Calculator
Not enough reviews yet to summarise bugs or 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
In-app purchases
Daylight Calculator
No in-app purchases
Proton Authenticator & 2FA
No in-app purchases
Questions
Is Daylight Calculator free?
Is Proton Authenticator & 2FA free?
Which has better reviews, Daylight Calculator or Proton Authenticator & 2FA?
Do Daylight Calculator or Proton Authenticator & 2FA have ads?
Which is updated more often, Daylight Calculator or Proton Authenticator & 2FA?
Other comparisons
