Proton Authenticator vs LeadSquid
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
LeadSquid
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Your phone's contacts plus everything you wished it had: tags, notes, a full record of every call and message, follow-ups with reminders, and files attached to any contact. Free, private, no account needed. LeadSquid is a focused contact manager built for iPhone. Import people from your iPhone Contacts or add them by hand. Group them by project, business, or status using tags that work the way you do. Log calls, texts, WhatsApp messages, emails, and meetings automatically when you tap to contact, or by hand for anything that happened off-app. Set tasks with due dates and LeadSquid notifies you on time. Attach proposals, photos, quotes, or any document to a contact and preview them without leaving the app. Schedule a meeting in two taps; it lands in your iOS Calendar. Everything syncs privately across your own Apple devices through iCloud. There are no servers, no accounts to create, no tracking, no ads. We never see your data; it stays on your device and in your private iCloud. LeadSquid is completely free. No subscriptions, no upsells, no paywalls. KEY FEATURES • Import from iPhone Contacts or add manually • Project tags for cross-cutting categorisation • Interaction history: calls, texts, WhatsApp, emails, meetings • Tasks and reminders with local notifications • Photos and files attached to any contact, with in-app preview • Notes on every contact • Calendar meeting scheduling • CSV export and import • Syncs across your devices via private iCloud • No account required, no tracking, no ads
Screenshots
Verdict
Proton Authenticator and LeadSquid are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.
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.
Proton Authenticator ships an update weekly, LeadSquid every 4 days. The most recent releases landed on October 16, 2026 and October 1, 2026 respectively.
| Parameter | Proton Authenticator | LeadSquid |
|---|---|---|
| Price | Free | Free |
| Rating | 4.4 (242 ratings) — better | — |
| Positive reviews | 55.9% of reviews | — |
| Number of ratings | 242 — better | — |
| Update frequency | Weekly | Every 4 days — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad, Apple Watch — better | iPhone, iPad |
| Requires iOS | 17.0 | 17.0 |
| Further details — not scored | ||
| Size | 119 MB | 1 MB |
| Age rating | 4+ | 4+ |
| Developer | Proton AG | Sophia Metz |
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
LeadSquid
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Proton Authenticator
No in-app purchases
LeadSquid
No in-app purchases
Questions
Is Proton Authenticator free?
Is LeadSquid free?
Do Proton Authenticator or LeadSquid have ads?
Which is updated more often, Proton Authenticator or LeadSquid?
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