# Cairn vs Dotty

The clearest difference is in-app purchases: Cairn at none against Dotty's 1. Dotty's advantage is update cadence (every 2 days vs every 6 days) and iOS requirement (15.1 vs 17.0). On price, ads and device support there is nothing between them.

Both are free to download. Dotty sells 1 one-off in-app purchase. Cairn asks for nothing beyond the download.

Cairn ships an update every 6 days, Dotty every 2 days. Both last shipped on October 31, 2026.

## The numbers

| Metric | Cairn | Dotty |
| --- | --- | --- |
| 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** | Yes |
| Ads | No | No |
| Update frequency | Every 6 days | **Every 2 days** |
| Monetization | Free | — |
| Size | 9 MB | 43 MB |
| Requires iOS | 17.0 | **15.1** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Young Hun JEONG](https://appshunter.io/developer/6786662344) | [BASRI KEREM ALHAN](https://appshunter.io/developer/1862852714) |

## 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


### Dotty

[App page](https://appshunter.io/ios/app/dotty-personal-crm-and-notes/id6794905823)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock all of Dotty | $9.99 | one-time |


## Frequently asked questions

### Is Cairn free?

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

### Is Dotty free?

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

### Do Cairn or Dotty have ads?

Neither Cairn nor Dotty shows ads.

### Which is updated more often, Cairn or Dotty?

Cairn ships an update every 6 days, and Dotty every 2 days. Most recently, Cairn was updated on October 31, 2026 and Dotty on October 31, 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.*