# KU Leuven Authenticator vs MyScarlet

The clearest difference is rating: MyScarlet at 3.3 against KU Leuven Authenticator's 1.6. KU Leuven Authenticator's advantage is update cadence (every 3 weeks vs every 3 months) and monetization model (free vs ad-supported). On price, ratings volume, 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.

MyScarlet holds the better App Store score, 3.3 against 1.6. Both are backed by a comparable volume of ratings — 8 and 8 respectively.

KU Leuven Authenticator ships an update every 3 weeks, MyScarlet every 3 months. The most recent releases landed on October 20, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | KU Leuven Authenticator | MyScarlet |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.6 (8 ratings)](https://appshunter.io/ios/app/ku-leuven-authenticator/id1313409950/reviews) | **[3.3 (8 ratings)](https://appshunter.io/ios/app/myscarlet/id6450859908/reviews)** |
| Number of ratings | 8 | 8 |
| Positive reviews | 3.6% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 3 months |
| Monetization | **Free** | Ad-supported |
| Size | 29 MB | 107 MB |
| Requires iOS | **15.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Katholieke Universiteit te Leuven](https://appshunter.io/developer/925286039) | [Proximus](https://appshunter.io/developer/407486936) |

## What reviewers say

### KU Leuven Authenticator

[App page](https://appshunter.io/ios/app/ku-leuven-authenticator/id1313409950)

Provides integrated two-factor authentication for accessing central KU Leuven services. Enhances security by requiring an additional verification step beyond a password.

**Highlights:** Two-factor authentication, Central KU Leuven login security, Integrated security solution

**In-app purchases:** none


### MyScarlet

[App page](https://appshunter.io/ios/app/myscarlet/id6450859908)

Manage your mobile and TV services with ease. Track consumption, view and pay bills, order new options, and manage your account details. Access FAQs and customer service for quick support.

**Highlights:** Track consumption (data, calls, SMS), Order and manage mobile/TV options, Track order status, View and pay bills, Manage subscription details, Access account settings, Contact customer service

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is KU Leuven Authenticator free?

KU Leuven Authenticator is free to download, with no in-app purchases.

### Is MyScarlet free?

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

### Which has better reviews, KU Leuven Authenticator or MyScarlet?

MyScarlet is rated higher. KU Leuven Authenticator averages 1.6 out of 5 from 8 ratings, while MyScarlet averages 3.3 from 8 ratings.

### Do KU Leuven Authenticator or MyScarlet have ads?

Neither KU Leuven Authenticator nor MyScarlet shows ads.

### Which is updated more often, KU Leuven Authenticator or MyScarlet?

KU Leuven Authenticator ships an update every 3 weeks, and MyScarlet every 3 months. Most recently, KU Leuven Authenticator was updated on October 20, 2026 and MyScarlet on October 24, 2026.

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