# 2391 Inspection & Testing Pro vs 13+ Maths Lite

The clearest difference is in-app purchases: 2391 Inspection & Testing Pro at none against 13+ Maths Lite's 1. 2391 Inspection & Testing Pro also leads on update cadence (monthly vs every 23 months). 13+ Maths Lite's advantage is iOS requirement (8.0 vs 16.0). On price, ads and device support there is nothing between them.

Both are free to download. 13+ Maths Lite sells 1 one-off in-app purchase. 2391 Inspection & Testing Pro asks for nothing beyond the download.

2391 Inspection & Testing Pro ships an update monthly, 13+ Maths Lite every 23 months. The most recent releases landed on October 16, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | 2391 Inspection & Testing Pro | 13+ Maths Lite |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 95.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Monthly** | Every 23 months |
| Monetization | Paid | — |
| Size | 61 MB | 54 MB |
| Requires iOS | 16.0 | **8.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Eknath Kadam](https://appshunter.io/developer/465355268) | [Webrich Software Limited](https://appshunter.io/developer/290203591) |

## What reviewers say

### 2391 Inspection & Testing Pro

[App page](https://appshunter.io/ios/app/2391-inspection-and-testing-pro/id307859563)

Prepare for your PCV (Bus/Coach) theory test with over 970 official DVSA revision questions. Study by topic, take mock tests, and review detailed results to track your progress and identify weak areas.

**Highlights:** 970+ official DVSA revision questions, Study by topic, Mock test simulation, Detailed test results with email option, Highway Code e-book reader, Progress meter with pie chart, Randomized questions

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

**In-app purchases:** none


### 13+ Maths Lite

[App page](https://appshunter.io/ios/app/13-plus-maths-lite/id679007455)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Full Question Bank | $4.99 | one-time |


## Frequently asked questions

### Is 2391 Inspection & Testing Pro free?

2391 Inspection & Testing Pro is free to download, with no in-app purchases.

### Is 13+ Maths Lite free?

13+ Maths Lite is free to download, with in-app purchases available.

### Do 2391 Inspection & Testing Pro or 13+ Maths Lite have ads?

Neither 2391 Inspection & Testing Pro nor 13+ Maths Lite shows ads.

### Which is updated more often, 2391 Inspection & Testing Pro or 13+ Maths Lite?

2391 Inspection & Testing Pro ships an update monthly, and 13+ Maths Lite every 23 months. Most recently, 2391 Inspection & Testing Pro was updated on October 16, 2026 and 13+ Maths Lite on October 6, 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.*