# AP Statistics vs Knowledge Universe Labs

The clearest difference is in-app purchases: Knowledge Universe Labs at none against AP Statistics's 7. Knowledge Universe Labs also leads on update cadence (every 9 days vs every 9 months). AP Statistics's advantage is iOS requirement (15.6 vs 17.0). On price, ads and device support there is nothing between them.

Both are free to download. AP Statistics sells 7 in-app purchases, starting at $5.99 per 7 days. Knowledge Universe Labs asks for nothing beyond the download.

AP Statistics ships an update every 9 months, Knowledge Universe Labs every 9 days. The most recent releases landed on October 15, 2026 and October 17, 2026 respectively.

## The numbers

| Metric | AP Statistics | Knowledge Universe Labs |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 9 months | **Every 9 days** |
| Size | 47 MB | 278 MB |
| Requires iOS | **15.6** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 17+ | 4+ |
| Developer | [Expanded Apps](https://appshunter.io/developer/313709778) | [Yuhsiu Lai](https://appshunter.io/developer/433114647) |

## What reviewers say

### AP Statistics

[App page](https://appshunter.io/ios/app/ap-statistics-ap-test-prep/id1553025456)

**Features:** macOS Compatibility

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1 Week | $5.99 | per 7 days |
| 1 Week | $6.99 | per 7 days |
| 1 Month | $17.99 | per month |
| 3 Month Subscription Plan | $39.99 | per 3 months |
| 1 Year | $69.99 | per year |
| Annual Subscription | $99.99 | per year |
| AP Statistics Test Questions | $15.99 | one-time |


### Knowledge Universe Labs

[App page](https://appshunter.io/ios/app/knowledge-universe-labs/id6814379723)

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

**In-app purchases:** none


## Frequently asked questions

### Is AP Statistics free?

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

### Is Knowledge Universe Labs free?

Knowledge Universe Labs is free to download, with no in-app purchases.

### Do AP Statistics or Knowledge Universe Labs have ads?

Neither AP Statistics nor Knowledge Universe Labs shows ads.

### Which is updated more often, AP Statistics or Knowledge Universe Labs?

AP Statistics ships an update every 9 months, and Knowledge Universe Labs every 9 days. Most recently, AP Statistics was updated on October 15, 2026 and Knowledge Universe Labs on October 17, 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.*