Comparison

Cisilion Smart vs Proton Authenticator & 2FA

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Cisilion Smart

Stay informed about your IT assets' health and seamlessly interact with client ITSM tools. This application provides 24/7 support for receiving and sending updates to the Cisilion Service Desk.

Highlights
  • IT asset health monitoring
  • Client ITSM tool interaction
  • Cisilion Service Desk updates
  • 24/7 support
  • Real-time notifications
Features
Read full description

Cisilion SMART ITSM keeps you updated of your IT assets health, interact with client ITSM tools, support you in receiving and sending updates to Cisilion Service Desk 24/7/365

About

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.

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
Read full description

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

Cisilion Smart4 screens
Proton Authenticator & 2FA4 screens

Verdict

The call

The clearest difference is update cadence: Proton Authenticator & 2FA at weekly against Cisilion Smart's every 10 months. Proton Authenticator & 2FA also leads on ratings volume (698 vs 1). Cisilion Smart's advantage is rating (5.0 vs 4.6). 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

CostPrice · In-app purchases · Ads · Monetization

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

ReceptionRating · Positive reviews · Number of ratings

Cisilion Smart holds the better App Store score, 5.0 against 4.6. That said, the two scores are not equally well evidenced: Proton Authenticator & 2FA has 698 ratings behind it against 1, so its average is the more settled of the two.

UpkeepUpdate frequency

Cisilion Smart ships an update every 10 months, Proton Authenticator & 2FA weekly. The most recent releases landed on November 3, 2026 and November 6, 2026 respectively.

Scorecard3 real differences · 7 level
Cisilion Smart versus Proton Authenticator & 2FA: the parameters behind the verdict, then further details
ParameterCisilion SmartProton Authenticator & 2FA
PriceFreeFree
Rating5.0 (1 ratings) — better4.6 (698 ratings)
Positive reviews—57.6% of reviews
Number of ratings1698 — better
Update frequencyEvery 10 monthsWeekly — better
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPadiPhone, iPad, Apple Watch — better
Requires iOS16.0 — better17.0
Further details — not scored
Size34 MB120 MB
Age rating17+4+
DeveloperCISILION (GROUP) LIMITEDProton AG

Customer experience

Cisilion Smart

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

Proton Authenticator & 2FA

All ratings314 ratings
Positive82.8%
Neutral6.7%
Negative10.5%
Written reviews255 reviews
Positive57.6%
Neutral19.2%
Negative23.1%

Bugs and requests

Cisilion Smart

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

None

Cisilion Smart

No in-app purchases

None

Proton Authenticator & 2FA

No in-app purchases

Questions

Is Cisilion Smart free?
Cisilion Smart 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, Cisilion Smart or Proton Authenticator & 2FA?
Cisilion Smart is rated higher. Cisilion Smart averages 5.0 out of 5 from 1 ratings, while Proton Authenticator & 2FA averages 4.6 from 698 ratings.
Do Cisilion Smart or Proton Authenticator & 2FA have ads?
Neither Cisilion Smart nor Proton Authenticator & 2FA shows ads.
Which is updated more often, Cisilion Smart or Proton Authenticator & 2FA?
Cisilion Smart ships an update every 10 months, and Proton Authenticator & 2FA weekly. Most recently, Cisilion Smart was updated on November 3, 2026 and Proton Authenticator & 2FA on November 6, 2026.

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