# Testprepp vs AI Knowledge Test

The clearest difference is update cadence: Testprepp at every 3 weeks against AI Knowledge Test's every 2 months. Testprepp also leads on device support (3 vs 1) and iOS requirement (15.5 vs 17.2). On price, ads and in-app purchases there is nothing between them.

Both are free to download. Testprepp sells 10 one-off in-app purchases and AI Knowledge Test sells 2 in-app purchases, starting at $14.99 per month. Whichever you choose, the download price is not the number that matters.

Testprepp ships an update every 3 weeks, AI Knowledge Test every 2 months. The most recent releases landed on October 5, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | Testprepp | AI Knowledge Test |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/ai-knowledge-test/id6740738555/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 2 months |
| Monetization | — | Free with in-app purchases |
| Size | 146 MB | 9 MB |
| Requires iOS | **15.5** | 17.2 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Online Learning](https://appshunter.io/developer/1790866777) | [Cargo Teleport Inc](https://appshunter.io/developer/1761832181) |

## What reviewers say

### Testprepp

[App page](https://appshunter.io/ios/app/testprepp/id6503683957)

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Package - AU | $34.99 | one-time |
| Package - BA | $39.99 | one-time |
| Package - BB | $39.99 | one-time |
| Package - AW | $39.99 | one-time |
| Package - BD | $39.99 | one-time |
| Package - AX | $39.99 | one-time |
| Package - BC | $39.99 | one-time |
| Package - BG | $49.99 | one-time |
| Package - BF | $49.99 | one-time |
| Package - BH | $49.99 | one-time |


### AI Knowledge Test

[App page](https://appshunter.io/ios/app/ai-knowledge-test/id6740738555)

Prepare for a career in Artificial Intelligence with practice tests covering machine learning, deep learning, and AI ethics. Get detailed explanations for each answer and track your progress to master AI concepts.

**Highlights:** Comprehensive AI test bank, Insightful explanations for answers, Progress tracking and real-time feedback, Customizable quizzes by AI topic, Offline access to practice tests

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium monthly subscription | $14.99 | per month |
| Lifetime version | $29.99 | one-time |


## Frequently asked questions

### Is Testprepp free?

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

### Is AI Knowledge Test free?

AI Knowledge Test is free to download, with in-app purchases available.

### Do Testprepp or AI Knowledge Test have ads?

Neither Testprepp nor AI Knowledge Test shows ads.

### Which is updated more often, Testprepp or AI Knowledge Test?

Testprepp ships an update every 3 weeks, and AI Knowledge Test every 2 months. Most recently, Testprepp was updated on October 5, 2026 and AI Knowledge Test on October 8, 2026.

---

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