# Steroid Compounds vs BioPharma Knowledge Test

The clearest difference is ads: BioPharma Knowledge Test at none against Steroid Compounds's shown. Steroid Compounds's advantage is update cadence (every 3 weeks vs every 2 months) and device support (3 vs 1). On price and in-app purchases there is nothing between them.

Both are free to download. Steroid Compounds sells 2 in-app purchases, starting at $1.99 per month and BioPharma Knowledge Test sells 2 in-app purchases, starting at $13.99 per month. Whichever you choose, the download price is not the number that matters.

Steroid Compounds ships an update every 3 weeks, BioPharma Knowledge Test every 2 months. The most recent releases landed on September 16, 2026 and May 16, 2026 respectively.

## The numbers

| Metric | Steroid Compounds | BioPharma Knowledge Test |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | **Every 3 weeks** | Every 2 months |
| Size | 129 MB | 9 MB |
| Requires iOS | **13.0** | 17.2 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Olga Ivanova](https://appshunter.io/developer/1733570435) | [Cargo Teleport Inc](https://appshunter.io/developer/1761832181) |

## What reviewers say

### Steroid Compounds

[App page](https://appshunter.io/ios/app/steroid-compounds/id6720753282)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Subscription | $1.99 | per month |
| Sponsorship | $1.99 | one-time |


### BioPharma Knowledge Test

[App page](https://appshunter.io/ios/app/biopharma-knowledge-test/id6740738987)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium monthly subscription | $13.99 | per month |
| Lifetime version | $24.99 | one-time |


## Frequently asked questions

### Is Steroid Compounds free?

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

### Is BioPharma Knowledge Test free?

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

### Do Steroid Compounds or BioPharma Knowledge Test have ads?

Steroid Compounds shows ads; BioPharma Knowledge Test does not.

### Which is updated more often, Steroid Compounds or BioPharma Knowledge Test?

Steroid Compounds ships an update every 3 weeks, and BioPharma Knowledge Test every 2 months. Most recently, Steroid Compounds was updated on September 16, 2026 and BioPharma Knowledge Test on May 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.*