# ChemMaster vs Matma 100%

The clearest difference is in-app purchases: ChemMaster at none against Matma 100%'s 3. ChemMaster also leads on ads (none vs shown) and iOS requirement (11.0 vs 13.0). On price, update cadence and device support there is nothing between them.

Both are free to download. Matma 100% sells 3 in-app purchases, starting at $4.99 per month. ChemMaster asks for nothing beyond the download.

ChemMaster ships an update every 4 days, Matma 100% weekly. The most recent releases landed on October 15, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | ChemMaster | Matma 100% |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 4 days** | Weekly |
| Size | 7 MB | 124 MB |
| Requires iOS | **11.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Sonia Radosz](https://appshunter.io/developer/1584241180) | [Maciej Szakacz](https://appshunter.io/developer/1679638218) |

## What reviewers say

### ChemMaster

[App page](https://appshunter.io/ios/app/chemmaster/id1584241178)

**Features:** macOS Compatibility

**In-app purchases:** none


### Matma 100%

[App page](https://appshunter.io/ios/app/matma-100/id6471745402)

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Matma 100% Premium - 1 miesiąc | $4.99 | per month |
| Matma 100% Premium- 3 mies. | $14.99 | per 3 months |
| Matma 100% Premium - 6 mies. | $24.99 | per 6 months |


## Frequently asked questions

### Is ChemMaster free?

ChemMaster is free to download, with no in-app purchases.

### Is Matma 100% free?

Matma 100% is free to download, with in-app purchases available.

### Do ChemMaster or Matma 100% have ads?

Matma 100% shows ads; ChemMaster does not.

### Which is updated more often, ChemMaster or Matma 100%?

ChemMaster ships an update every 4 days, and Matma 100% weekly. Most recently, ChemMaster was updated on October 15, 2026 and Matma 100% on October 9, 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.*