# Cairn vs Inner Map

The clearest difference is iOS requirement: Inner Map at 15.1 against Cairn's 26.2. On price, update cadence, ads and in-app purchases 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 2 months, Inner Map every 5 weeks. The most recent releases landed on October 31, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | Cairn | Inner Map |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 5 weeks** |
| Size | 7 MB | 35 MB |
| Requires iOS | 26.2 | **15.1** |
| Devices | iPhone, Apple Watch | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [JONATHAN MORRIS MENESES](https://appshunter.io/developer/1886590365) | [Diego Herrera](https://appshunter.io/developer/1891881272) |

## What reviewers say

### Cairn

[App page](https://appshunter.io/ios/app/cairn-daily-word/id6760871265)

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases:** none


### Inner Map

[App page](https://appshunter.io/ios/app/inner-map/id6764199485)

**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 Inner Map free?

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

### Do Cairn or Inner Map have ads?

Neither Cairn nor Inner Map shows ads.

### Which is updated more often, Cairn or Inner Map?

Cairn ships an update every 2 months, and Inner Map every 5 weeks. Most recently, Cairn was updated on October 31, 2026 and Inner Map 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.*