# chacoのToDo vs Notes Tasks Calendar

The clearest difference is ads: Notes Tasks Calendar at none against chacoのToDo's shown. chacoのToDo's advantage is iOS requirement (15.1 vs 18.0). On price, update cadence, in-app purchases and device support there is nothing between them.

Both are free to download. chacoのToDo sells 1 one-off in-app purchase and Notes Tasks Calendar sells 2 in-app purchases, starting at $1.99 per year. Whichever you choose, the download price is not the number that matters.

chacoのToDo ships an update every 3 days, Notes Tasks Calendar every 2 days. The most recent releases landed on October 25, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | chacoのToDo | Notes Tasks Calendar |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 3 days | **Every 2 days** |
| Size | 86 MB | 2 MB |
| Requires iOS | **15.1** | 18.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Mac |
| Age rating | 4+ | 4+ |
| Developer | [chaco](https://appshunter.io/developer/1554096382) | [Keisuke Sugimoto](https://appshunter.io/developer/6776073638) |

## What reviewers say

### chacoのToDo

[App page](https://appshunter.io/ios/app/chacotodo/id6761160588)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Support chaco | $1.99 | one-time |


### Notes Tasks Calendar

[App page](https://appshunter.io/ios/app/notes-tasks-calendar-utility/id6815232764)

**Features:** Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Supporter (Yearly) | $1.99 | per year |
| Lifetime | $5.99 | one-time |


## Frequently asked questions

### Is chacoのToDo free?

chacoのToDo is free to download, with in-app purchases available.

### Is Notes Tasks Calendar free?

Notes Tasks Calendar is free to download, with in-app purchases available.

### Do chacoのToDo or Notes Tasks Calendar have ads?

chacoのToDo shows ads; Notes Tasks Calendar does not.

### Which is updated more often, chacoのToDo or Notes Tasks Calendar?

chacoのToDo ships an update every 3 days, and Notes Tasks Calendar every 2 days. Most recently, chacoのToDo was updated on October 25, 2026 and Notes Tasks Calendar on October 24, 2026.

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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.*