# Scientific Timer vs QRCoderCompanion

The clearest difference is price: QRCoderCompanion at Free against Scientific Timer's $0.99. On in-app purchases and iOS requirement there is nothing between them.

QRCoderCompanion is free to download; Scientific Timer costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | Scientific Timer | QRCoderCompanion |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| In-app purchases | No | No |
| Ads | No | — |
| Update frequency | Every 16 months | — |
| Size | 8 MB | 3 MB |
| Requires iOS | 18.0 | 18.0 |
| Devices | **iPhone** | — |
| Age rating | 4+ | 4+ |
| Developer | [Stephane Boutet](https://appshunter.io/developer/1794014850) | [Diego Dominguez](https://appshunter.io/developer/1532836197) |

## What reviewers say

### Scientific Timer

[App page](https://appshunter.io/ios/app/scientific-timer/id6741395405)

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

**In-app purchases:** none


### QRCoderCompanion

[App page](https://appshunter.io/ios/app/qrcodercompanion/id6744750801)

**In-app purchases:** none


## Frequently asked questions

### Is Scientific Timer free?

Scientific Timer costs $0.99, with no in-app purchases.

### Is QRCoderCompanion free?

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

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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.*