# CallRevu Mobile vs German Labs Authenticator

The clearest difference is update cadence: German Labs Authenticator at weekly against CallRevu Mobile's every 2 months. On price, ads, in-app purchases and device support there is nothing between them.

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

CallRevu Mobile ships an update every 2 months, German Labs Authenticator weekly. The most recent releases landed on October 24, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | CallRevu Mobile | German Labs Authenticator |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.9 (77 ratings)](https://appshunter.io/ios/app/callrevu-mobile/id1618191033/reviews)** | — |
| Number of ratings | **77** | — |
| Positive reviews | 20.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Weekly** |
| Monetization | Free | — |
| Size | 115 MB | 32 MB |
| Requires iOS | **16.0** | 16.4 |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 17+ | 4+ |
| Developer | [CallRevu, LLC](https://appshunter.io/developer/1618191035) | [Ivanna Alarcon Arenas](https://appshunter.io/developer/1896688564) |

## What reviewers say

### CallRevu Mobile

[App page](https://appshunter.io/ios/app/callrevu-mobile/id1618191033)

This app provides a unified communications solution, bringing all your desk phone features to your mobile device. Never miss a call again and enjoy free calling between app users.

**Highlights:** Unified communications solution, Desk phone features on mobile, Never miss a call, Free calling between app users

**In-app purchases:** none


### German Labs Authenticator

[App page](https://appshunter.io/ios/app/german-labs-authenticator/id6769791824)

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

**In-app purchases:** none


## Frequently asked questions

### Is CallRevu Mobile free?

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

### Is German Labs Authenticator free?

German Labs Authenticator is free to download, with no in-app purchases.

### Do CallRevu Mobile or German Labs Authenticator have ads?

Neither CallRevu Mobile nor German Labs Authenticator shows ads.

### Which is updated more often, CallRevu Mobile or German Labs Authenticator?

CallRevu Mobile ships an update every 2 months, and German Labs Authenticator weekly. Most recently, CallRevu Mobile was updated on October 24, 2026 and German Labs Authenticator on October 14, 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.*