# Escape 4 SDGs vs BioFarm Knowledge Test

The clearest difference is in-app purchases: Escape 4 SDGs at none against BioFarm Knowledge Test's 2. Escape 4 SDGs also leads on device support (3 vs 1) and iOS requirement (12.0 vs 17.2). On price, update cadence and ads there is nothing between them.

Both are free to download. BioFarm Knowledge Test sells 2 in-app purchases, starting at $9.99 per month. Escape 4 SDGs asks for nothing beyond the download.

Escape 4 SDGs ships an update every 6 weeks, BioFarm Knowledge Test every 2 months. The most recent releases landed on May 19, 2026 and September 16, 2026 respectively.

## The numbers

| Metric | Escape 4 SDGs | BioFarm Knowledge Test |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 6 weeks** | Every 2 months |
| Size | 190 MB | 9 MB |
| Requires iOS | **12.0** | 17.2 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 17+ | 4+ |
| Developer | [GIRIFT EGITIM TEKNOLOJILERI YAZILIM VE DANISMANLIK SANAYI VE TICARET LIMITED SIRKETI](https://appshunter.io/developer/1600280720) | [Cargo Teleport Inc](https://appshunter.io/developer/1761832181) |

## What reviewers say

### Escape 4 SDGs

[App page](https://appshunter.io/ios/app/escape-4-sdgs/id6473959177)

**Features:** macOS Compatibility

**In-app purchases:** none


### BioFarm Knowledge Test

[App page](https://appshunter.io/ios/app/biofarm-knowledge-test/id6740738735)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium monthly subscription | $9.99 | per month |
| Lifetime version | $19.99 | one-time |


## Frequently asked questions

### Is Escape 4 SDGs free?

Escape 4 SDGs is free to download, with no in-app purchases.

### Is BioFarm Knowledge Test free?

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

### Do Escape 4 SDGs or BioFarm Knowledge Test have ads?

Neither Escape 4 SDGs nor BioFarm Knowledge Test shows ads.

### Which is updated more often, Escape 4 SDGs or BioFarm Knowledge Test?

Escape 4 SDGs ships an update every 6 weeks, and BioFarm Knowledge Test every 2 months. Most recently, Escape 4 SDGs was updated on May 19, 2026 and BioFarm Knowledge Test on September 16, 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.*