# Cairn vs WP Project Manager

The clearest difference is update cadence: Cairn at every 5 days against WP Project Manager's monthly. WP Project Manager's advantage is iOS requirement (15.0 vs 17.0). 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 ships an update every 5 days, WP Project Manager monthly. The most recent releases landed on October 1, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | Cairn | WP Project Manager |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/cairn-markdown-tasks/id6786663000/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 5 days** | Monthly |
| Monetization | Free | — |
| Size | 9 MB | 38 MB |
| Requires iOS | 17.0 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Young Hun JEONG](https://appshunter.io/developer/6786662344) | [weDevs Pte. Ltd.](https://appshunter.io/developer/1450135693) |

## What reviewers say

### Cairn

[App page](https://appshunter.io/ios/app/cairn-markdown-tasks/id6786663000)

Manage tasks and notes directly within your existing Markdown files. This app offers focused views, quick capture, and robust task management features, all while keeping your data private and locally stored. It integrates seamlessly with Obsidian and other file sync services.

**Highlights:** Native Markdown task and note management, Works with Obsidian vaults or any folder, Quick capture with date, tag, and priority parsing, Multiple task views (Today, Upcoming, Inbox, Pool), Full support for sub-tasks and recurring tasks, Local reminders and Live Activity integration, Data stays local, no cloud sync required

**In-app purchases:** none


### WP Project Manager

[App page](https://appshunter.io/ios/app/wp-project-manager/id6794229346)

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

**In-app purchases:** none


## Frequently asked questions

### Is Cairn free?

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

### Is WP Project Manager free?

WP Project Manager is free to download, with no in-app purchases.

### Do Cairn or WP Project Manager have ads?

Neither Cairn nor WP Project Manager shows ads.

### Which is updated more often, Cairn or WP Project Manager?

Cairn ships an update every 5 days, and WP Project Manager monthly. Most recently, Cairn was updated on October 1, 2026 and WP Project Manager on October 12, 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.*