Proton Authenticator vs MindFox
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Proton Authenticator
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
MindFox
This app transforms spoken or typed thoughts into organized intelligence. It automatically generates summaries, action steps, and tags, then reveals patterns through daily synthesis. Capture ideas quickly and gain clarity on your day.
- Voice-first thought capture
- Instant summary and action steps
- Automatic tagging
- Daily Synthesis for pattern recognition
- AI-powered editing and regeneration
- Searchable thought history
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Tap. Talk. Done. Keep a thought before it slips away. Speak or type into MindFox, save your original words, and choose whether AI helps organize them into summaries, ideas, decisions, and next steps. No account required. CAPTURE BY VOICE OR TEXT Tap the microphone to record and see your words as you speak, or type a thought when you prefer. Choose your speech language, finish after a quiet pause, and keep recordings for playback if you want to. On iOS 18 or later, Siri and Shortcuts actions can start or finish capture. Starting opens MindFox, and iOS may require unlocking. OPTIONAL AI, WITH YOUR WORDS TO CHECK With your permission, Google Gemini helps organize your text. Review takeaways, decisions, ideas, questions, and suggested tasks alongside supporting quotes. Keep the original transcript available to read and edit. TURN A THOUGHT INTO A TASK Add tasks yourself, even with AI off. Set priorities and due dates, move a task to Later, or mark it complete. Choose a reminder when you need one; reminders are never scheduled automatically. FIND AND REVISIT YOUR THOUGHTS Search original words and current task text on your device. Pin important memories, save favorites, and filter by content. Ask My Mind lets you ask questions about saved thoughts and follow answers back to their sources. REVIEW WHAT MATTERS Generate a Digest of themes, progress, decisions, and open items. Choose today, the last 24 hours, the last 7 or 30 days, or all saved history. Select particular memories when you want a focused review. Source coverage shows which material was used. CHOOSE A RANGE. SHARE YOUR THOUGHTS. In Digest, choose a Review range and tap the share icon. Share the saved thoughts, existing insights, original words, and current tasks in that range through the iOS share sheet. Optional memory selections narrow what you share. Sharing saved content does not require a new AI review. Export Text or Markdown, or save a text/data backup. Retained audio can be shared separately; text/data backups do not include recordings. ALL CURRENT FEATURES ARE FREE Capture, tasks, AI organization, Ask My Mind, Digests, and every export range are available without a subscription or in-app purchase. AI is optional and requires internet access. After consent, relevant text is sent to Google Gemini through Firebase; recordings are not sent to Gemini. Apple's speech recognition is separate and may use Apple's servers unless supported on-device-only recognition is selected. AI can make mistakes. Reviews and answers may use a limited selection of memories or excerpts. Check the original words and confirm suggested dates before relying on a result. Privacy Policy: https://sy227.github.io/mindfox-privacy/ Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Screenshots
Verdict
The clearest difference is rating: MindFox at 5.0 against Proton Authenticator's 4.4. MindFox also leads on update cadence (every 2 days vs weekly). Proton Authenticator's advantage is ratings volume (242 vs 1). On price, ads, in-app purchases and monetization model 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.
MindFox holds the better App Store score, 5.0 against 4.4. That said, the two scores are not equally well evidenced: Proton Authenticator has 242 ratings behind it against 1, so its average is the more settled of the two.
Proton Authenticator ships an update weekly, MindFox every 2 days. The most recent releases landed on October 16, 2026 and October 4, 2026 respectively.
| Parameter | Proton Authenticator | MindFox |
|---|---|---|
| Price | Free | Free |
| Rating | 4.4 (242 ratings) | 5.0 (1 ratings) — better |
| Positive reviews | 55.9% of reviews | — |
| Number of ratings | 242 — better | 1 |
| Update frequency | Weekly | Every 2 days — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad, Apple Watch — better | iPhone, iPad |
| Requires iOS | 17.0 — better | 17.6 |
| Further details — not scored | ||
| Size | 119 MB | 8 MB |
| Age rating | 4+ | 4+ |
| Developer | Proton AG | Cho Yan Yam |
Customer experience
Proton Authenticator
MindFox
Bugs and requests
Proton Authenticator
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
MindFox
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Proton Authenticator
No in-app purchases
MindFox
No in-app purchases
Questions
Is Proton Authenticator free?
Is MindFox free?
Which has better reviews, Proton Authenticator or MindFox?
Do Proton Authenticator or MindFox have ads?
Which is updated more often, Proton Authenticator or MindFox?
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