# Theory Test Guide vs Car Theory Test Prep UK

The clearest difference is update cadence: Theory Test Guide at every 3 days against Car Theory Test Prep UK's every 8 days. Car Theory Test Prep UK's advantage is iOS requirement (13.0 vs 15.1). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Theory Test Guide sells 2 in-app purchases, starting at $3.99 per month and Car Theory Test Prep UK sells 4 in-app purchases, starting at $6.99 per 7 days. Whichever you choose, the download price is not the number that matters.

Theory Test Guide ships an update every 3 days, Car Theory Test Prep UK every 8 days. The most recent releases landed on July 9, 2026 and August 28, 2026 respectively.

## The numbers

| Metric | Theory Test Guide | Car Theory Test Prep UK |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 3 days** | Every 8 days |
| Size | 52 MB | 25 MB |
| Requires iOS | 15.1 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [SIMBACORE LTD](https://appshunter.io/developer/1865551187) | [fly sky pty ltd](https://appshunter.io/developer/1838696534) |

## What reviewers say

### Theory Test Guide

[App page](https://appshunter.io/ios/app/theory-test-guide/id6757428794)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Monthly | $3.99 | per month |
| Lifetime Premium | $4.99 | one-time |


### Car Theory Test Prep UK

[App page](https://appshunter.io/ios/app/car-theory-test-prep-uk/id6776425321)

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| UK Car Driving Theory Test Ful | $6.99 | per 7 days |
| UK Car Driving Theory Test Ful | $16.99 | per month |
| Unlock Full Question Bank | $4.99 | one-time |
| UK Car Driving Theory Test Ful | $69.99 | one-time |


## Frequently asked questions

### Is Theory Test Guide free?

Theory Test Guide is free to download, with in-app purchases available.

### Is Car Theory Test Prep UK free?

Car Theory Test Prep UK is free to download, with in-app purchases available.

### Do Theory Test Guide or Car Theory Test Prep UK have ads?

Neither Theory Test Guide nor Car Theory Test Prep UK shows ads.

### Which is updated more often, Theory Test Guide or Car Theory Test Prep UK?

Theory Test Guide ships an update every 3 days, and Car Theory Test Prep UK every 8 days. Most recently, Theory Test Guide was updated on July 9, 2026 and Car Theory Test Prep UK on August 28, 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.*