# Sigma Fall vs Timing

The clearest difference is ads: Sigma Fall at none against Timing's shown. Sigma Fall also leads on iOS requirement (13.0 vs 15.0). On price, 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 | Sigma Fall | Timing |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Weekly | — |
| Size | 44 MB | 7 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Samim Baydar](https://appshunter.io/developer/1868676225) | [婷婷 陈](https://appshunter.io/developer/1889720052) |

## What reviewers say

### Sigma Fall

[App page](https://appshunter.io/ios/app/sigma-fall-math-game/id6757752252)

**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 Sigma Fall free?

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

### Is Timing free?

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

### Do Sigma Fall or Timing have ads?

Timing shows ads; Sigma Fall does not.

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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.*