# ChemForge 9 vs Periodic Table Buddy

The clearest difference is iOS requirement: ChemForge 9 at 13.0 against Periodic Table Buddy's 16.0. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | ChemForge 9 | Periodic Table Buddy |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Fortnightly | — |
| Size | 31 MB | 94 MB |
| Requires iOS | **13.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Phuong Ma Thi](https://appshunter.io/developer/1871886299) | [Sadhana Sharma](https://appshunter.io/developer/1895851238) |

## What reviewers say

### ChemForge 9

[App page](https://appshunter.io/ios/app/chemforge-9/id6758269568)

**Features:** macOS Compatibility

**In-app purchases:** none


### Periodic Table Buddy

[App page](https://appshunter.io/ios/app/periodic-table-buddy/id6774912780)

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

**In-app purchases:** none


## Frequently asked questions

### Is ChemForge 9 free?

ChemForge 9 is free to download, with no in-app purchases.

### Is Periodic Table Buddy free?

Periodic Table Buddy is free to download, with no in-app purchases.

### Do ChemForge 9 or Periodic Table Buddy have ads?

Neither ChemForge 9 nor Periodic Table Buddy shows ads.

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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.*