# Good idea for rubber vs Timing

The clearest difference is device support: Timing at 3 against Good idea for rubber's —. On price, in-app purchases and iOS requirement 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 | Good idea for rubber | Timing |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | — | Yes |
| Size | 15 MB | 7 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | — | **iPhone, iPad, iPod** |
| Age rating | 17+ | 17+ |
| Developer | [锐瀚 谢](https://appshunter.io/developer/1893394680) | [婷婷 陈](https://appshunter.io/developer/1889720052) |

## What reviewers say

### Good idea for rubber

[App page](https://appshunter.io/ios/app/good-idea-for-rubber/id6762453295)

**In-app purchases:** none


### Timing

[App page](https://appshunter.io/ios/app/timingmath-reflex/id6762991884)

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

**In-app purchases:** none


## Frequently asked questions

### Is Good idea for rubber free?

Good idea for rubber is free to download, with no in-app purchases.

### Is Timing free?

Timing 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.*