# Datz! vs PermisLux

The clearest difference is ads: PermisLux at none against Datz!'s shown. Datz!'s advantage is monetization model (ad-supported vs free with in-app purchases). On price, update cadence, 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.

Datz! ships an update every 6 days, PermisLux every 5 days. The most recent releases landed on September 15, 2026 and September 22, 2026 respectively.

## The numbers

| Metric | Datz! | PermisLux |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/permislux/id6754244447/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 6 days | **Every 5 days** |
| Monetization | **Ad-supported** | Free with in-app purchases |
| Size | 21 MB | 122 MB |
| Requires iOS | **14.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Charel Kremer](https://appshunter.io/developer/1366874767) | [Luxify S.a r.l.-S](https://appshunter.io/developer/608366453) |

## What reviewers say

### Datz!

[App page](https://appshunter.io/ios/app/datz/id1367393128)

Easily track your academic performance and calculate final results.  This app helps you monitor grades and bonus points, allowing you to identify subjects that require more attention. Customize your class settings or choose from presets for a personalized experience.

**Highlights:** Track grades and averages, Calculate final results, Create custom classes, Support for fixed test contributions, Semester and trimester options

**Features:** macOS Compatibility

**In-app purchases:** none


### PermisLux

[App page](https://appshunter.io/ios/app/permislux/id6754244447)

Prepare for your Luxembourg driving theory test with this comprehensive app. It offers a guided learning path, exam simulations, targeted practice, and competitive modes to help you master the material. Track your progress and compare your scores with other learners.

**Highlights:** Guided learning path by subtopic, Realistic exam simulator, Targeted practice by topic, Competition mode for endless practice, Progress tracking and ranking, Official exam simulation

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

**In-app purchases:** none


## Frequently asked questions

### Is Datz! free?

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

### Is PermisLux free?

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

### Do Datz! or PermisLux have ads?

Datz! shows ads; PermisLux does not.

### Which is updated more often, Datz! or PermisLux?

Datz! ships an update every 6 days, and PermisLux every 5 days. Most recently, Datz! was updated on September 15, 2026 and PermisLux on September 22, 2026.

---

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