# Chemister vs PSExampleApp

The clearest difference is update cadence: PSExampleApp at daily against Chemister's every 4 months. Chemister's advantage is iOS requirement (13 vs 16.2). 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.

Chemister ships an update every 4 months, PSExampleApp daily. The most recent releases landed on June 1, 2026 and September 8, 2026 respectively.

## The numbers

| Metric | Chemister | PSExampleApp |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Daily** |
| Size | 28 MB | 131 MB |
| Requires iOS | **13** | 16.2 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [SILICON CRAFT TECHNOLOGY PUBLIC COMPANY LIMITED](https://appshunter.io/developer/1279674870) | [PalmSens BV](https://appshunter.io/developer/1692550354) |

## What reviewers say

### Chemister

[App page](https://appshunter.io/ios/app/chemister-ca/id6443787192)

**Features:** macOS Compatibility

**In-app purchases:** none


### PSExampleApp

[App page](https://appshunter.io/ios/app/psexampleapp/id6450264559)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Chemister free?

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

### Is PSExampleApp free?

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

### Do Chemister or PSExampleApp have ads?

Neither Chemister nor PSExampleApp shows ads.

### Which is updated more often, Chemister or PSExampleApp?

Chemister ships an update every 4 months, and PSExampleApp daily. Most recently, Chemister was updated on June 1, 2026 and PSExampleApp on September 8, 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.*