# Cairn Tasks vs Du

The clearest difference is update cadence: Cairn Tasks at every 9 days against Du's every 3 weeks. 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.

Cairn Tasks ships an update every 9 days, Du every 3 weeks. The most recent releases landed on October 15, 2026 and September 30, 2026 respectively.

## The numbers

| Metric | Cairn Tasks | Du |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/cairn-tasks/id6760798908/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 9 days** | Every 3 weeks |
| Monetization | Free | — |
| Size | 32 MB | 28 MB |
| Requires iOS | 15.1 | 15.1 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Dacite Dev LLC](https://appshunter.io/developer/1886293385) | [Sindu Menon](https://appshunter.io/developer/1853308943) |

## What reviewers say

### Cairn Tasks

[App page](https://appshunter.io/ios/app/cairn-tasks/id6760798908)

Organize your day with a clean, focused to-do list. Create tasks, set due dates, and organize them with color-coded lists. Features include recurring tasks, subtasks, and a built-in timer for focused work sessions. Your data stays local, with no account or cloud sync required.

**Highlights:** Create, edit, and complete tasks, Set due dates and times, Organize tasks into color-coded lists, Recurring tasks, Subtasks, Built-in timer, Month view calendar

**Features:** macOS Compatibility

**In-app purchases:** none


### Du

[App page](https://appshunter.io/ios/app/du-it-reminders/id6785280838)

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

**In-app purchases:** none


## Frequently asked questions

### Is Cairn Tasks free?

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

### Is Du free?

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

### Do Cairn Tasks or Du have ads?

Neither Cairn Tasks nor Du shows ads.

### Which is updated more often, Cairn Tasks or Du?

Cairn Tasks ships an update every 9 days, and Du every 3 weeks. Most recently, Cairn Tasks was updated on October 15, 2026 and Du on September 30, 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.*