# What ToDo vs Haydi

The clearest difference is price: Haydi at Free against What ToDo's $0.99. Haydi also leads on device support. On in-app purchases and iOS requirement there is nothing between them.

Haydi is free to download; What ToDo costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | What ToDo | Haydi |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| In-app purchases | No | No |
| Ads | — | Yes |
| Update frequency | — | Every 3 weeks |
| Size | 0 MB | 43 MB |
| Requires iOS | **15.0** | 15.1 |
| Devices | — | **iPhone, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Bug.AI](https://appshunter.io/developer/1758528693) | [Senol Evsen](https://appshunter.io/developer/1705404708) |

## What reviewers say

### What ToDo

[App page](https://appshunter.io/ios/app/what-todo/id6560117591)

**In-app purchases:** none


### Haydi

[App page](https://appshunter.io/ios/app/haydi-smart-task-manager/id6702027974)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is What ToDo free?

What ToDo costs $0.99, with no in-app purchases.

### Is Haydi free?

Haydi 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.*