# NotTodo vs Countdown

The clearest difference is in-app purchases: NotTodo at none against Countdown's 3. On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Countdown sells 3 in-app purchases, starting at $1.99 per month. NotTodo asks for nothing beyond the download.

## The numbers

| Metric | NotTodo | Countdown |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | — | Every 2 weeks |
| Size | 1 MB | 19 MB |
| Requires iOS | 17.2 | **17.0** |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Friedrich Wilms](https://appshunter.io/developer/1727205864) | [ILYAS TORUN](https://appshunter.io/developer/1866242866) |

## What reviewers say

### NotTodo

[App page](https://appshunter.io/ios/app/nottodo/id6476575959)

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

**In-app purchases:** none


### Countdown

[App page](https://appshunter.io/ios/app/countdown-memento-calendar/id6757344347)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Monthly | $1.99 | per month |
| Premium Yearly | $14.99 | per year |
| Memento Calendar Pro Lifetime | $39.99 | one-time |


## Frequently asked questions

### Is NotTodo free?

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

### Is Countdown free?

Countdown is free to download, with in-app purchases available.

### Do NotTodo or Countdown have ads?

Neither NotTodo nor Countdown 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.*