# Check List vs Project Blue App

The clearest difference is ads: Project Blue App at none against Check List's shown. Project Blue App also leads on update cadence (every 2 months vs every 16 months). On price, in-app purchases, device support and iOS requirement there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Check List ships an update every 16 months, Project Blue App every 2 months. The most recent releases landed on November 12, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | Check List | Project Blue App |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (6 ratings)](https://appshunter.io/ios/app/check-list-todo-list/id6447116098/reviews)** | — |
| Number of ratings | **6** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 16 months | **Every 2 months** |
| Monetization | Ad-supported | — |
| Size | 26 MB | 32 MB |
| Requires iOS | **15.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Keitaro Ohno](https://appshunter.io/developer/1202540366) | [Naxum LLC](https://appshunter.io/developer/1361543869) |

## What reviewers say

### Check List

[App page](https://appshunter.io/ios/app/check-list-todo-list/id6447116098)

A straightforward task management application designed for simplicity. Organize your daily activities and to-dos with an intuitive interface. Keep track of your responsibilities efficiently.

**Highlights:** Simple to-do list functionality, Task organization, Intuitive interface, Efficient tracking

**In-app purchases:** none


### Project Blue App

[App page](https://appshunter.io/ios/app/project-blue-app/id6755690652)

**In-app purchases:** none


## Frequently asked questions

### Is Check List free?

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

### Is Project Blue App free?

Project Blue App is free to download, with no in-app purchases.

### Do Check List or Project Blue App have ads?

Check List shows ads; Project Blue App does not.

### Which is updated more often, Check List or Project Blue App?

Check List ships an update every 16 months, and Project Blue App every 2 months. Most recently, Check List was updated on November 12, 2026 and Project Blue App on November 5, 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.*