# ADI BOOK vs THT for AA Driving School

ADI BOOK and THT for AA Driving School are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

ADI BOOK ships an update fortnightly, THT for AA Driving School every 9 days. The most recent releases landed on October 30, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | ADI BOOK | THT for AA Driving School |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Fortnightly | **Every 9 days** |
| Size | 61 MB | 157 MB |
| Requires iOS | **13.0** | 14.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 4+ |
| Developer | [ADI BOOK LIMITED](https://appshunter.io/developer/1801016102) | [May Stanley Ltd](https://appshunter.io/developer/950711704) |

## What reviewers say

### ADI BOOK

[App page](https://appshunter.io/ios/app/adi-book-instructor/id6743073433)

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

**In-app purchases:** none


### THT for AA Driving School

[App page](https://appshunter.io/ios/app/tht-for-aa-driving-school/id6761129587)

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

**In-app purchases:** none


## Frequently asked questions

### Is ADI BOOK free?

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

### Is THT for AA Driving School free?

THT for AA Driving School is free to download, with no in-app purchases.

### Do ADI BOOK or THT for AA Driving School have ads?

Neither ADI BOOK nor THT for AA Driving School shows ads.

### Which is updated more often, ADI BOOK or THT for AA Driving School?

ADI BOOK ships an update fortnightly, and THT for AA Driving School every 9 days. Most recently, ADI BOOK was updated on October 30, 2026 and THT for AA Driving School on November 5, 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.*