# Theorie X vs GradeAim

The clearest difference is in-app purchases: GradeAim at none against Theorie X's 4. GradeAim also leads on ads (none vs shown). On price, update cadence, device support and iOS requirement there is nothing between them.

Both are free to download. Theorie X sells 4 in-app purchases, starting at $8.99 per month. GradeAim asks for nothing beyond the download.

Theorie X ships an update every 10 days, GradeAim fortnightly. The most recent releases landed on November 9, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Theorie X | GradeAim |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 94.1% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 10 days** | Fortnightly |
| Monetization | Free with in-app purchases | — |
| Size | 153 MB | 5 MB |
| Requires iOS | 17.6 | **17.0** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Tolga Calis](https://appshunter.io/developer/1888967984) | [Jan Khudaida](https://appshunter.io/developer/6807513340) |

## What reviewers say

### Theorie X

[App page](https://appshunter.io/ios/app/theorie-x/id6761335272)

Prepare for your driving theory test with AI-powered learning, interactive clips from instructors, and realistic exam simulations. Engage in duels with other learners and track your progress with a motivational ranking system. Discover local driving schools and exclusive offers.

**Highlights:** AI-powered learning assistance, Interactive clips from driving instructors, Realistic exam simulations, 1v1 learner duels, Progress tracking and ranking system, Themed learning modules

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| TheorieX Premium 1 Months | $8.99 | per month |
| TheorieX Premium 3 Months | $22.99 | per 3 months |
| TheorieX Premium 6 Months | $39.99 | per 6 months |
| TheorieX Premium 12 Months | $79.99 | per year |


### GradeAim

[App page](https://appshunter.io/ios/app/gradeaim-schulnoten/id6807576239)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Theorie X free?

Theorie X is free to download, with in-app purchases available.

### Is GradeAim free?

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

### Do Theorie X or GradeAim have ads?

Theorie X shows ads; GradeAim does not.

### Which is updated more often, Theorie X or GradeAim?

Theorie X ships an update every 10 days, and GradeAim fortnightly. Most recently, Theorie X was updated on November 9, 2026 and GradeAim on October 31, 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.*