# StudyTimer, TaskTimer vs Todo Matrix

The clearest difference is iOS requirement: Todo Matrix at 13.0 against StudyTimer, TaskTimer's 15.0. 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.

## The numbers

| Metric | StudyTimer, TaskTimer | Todo Matrix |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Size | 0 MB | 54 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [TomatoAppLab](https://appshunter.io/developer/1676711750) | [NetSofters LLP](https://appshunter.io/developer/1693984486) |

## What reviewers say

### StudyTimer, TaskTimer

[App page](https://appshunter.io/ios/app/studytimer-tasktimer/id6739139599)

**Features:** macOS Compatibility

**In-app purchases:** none


### Todo Matrix

[App page](https://appshunter.io/ios/app/todo-matrix-task-reminder/id6745590207)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is StudyTimer, TaskTimer free?

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

### Is Todo Matrix free?

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

### Do StudyTimer, TaskTimer or Todo Matrix have ads?

Neither StudyTimer, TaskTimer nor Todo Matrix 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.*