# PSSMath vs Periodic Table Buddy

PSSMath and Periodic Table Buddy are too close to call on the numbers: across 5 compared parameters — price, ads, in-app purchases and device support among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

## The numbers

| Metric | PSSMath | Periodic Table Buddy |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Size | 32 MB | 94 MB |
| Requires iOS | **15.1** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 9+ | 4+ |
| Developer | [DESMOND WARRINGTON](https://appshunter.io/developer/1864525985) | [Sadhana Sharma](https://appshunter.io/developer/1895851238) |

## What reviewers say

### PSSMath

[App page](https://appshunter.io/ios/app/pssmath/id6757955212)

**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 PSSMath free?

PSSMath 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 PSSMath or Periodic Table Buddy have ads?

Neither PSSMath 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.*