# ODT Reader Converter PDF Libre vs Cairn Maps

The clearest difference is update cadence: Cairn Maps at every 6 days against ODT Reader Converter PDF Libre's every 16 months. 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.

ODT Reader Converter PDF Libre ships an update every 16 months, Cairn Maps every 6 days. The most recent releases landed on September 29, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | ODT Reader Converter PDF Libre | Cairn Maps |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.0 (2 ratings)](https://appshunter.io/ios/app/odt-reader-converter-pdf-libre/id6475787244/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 16 months | **Every 6 days** |
| Monetization | Free | — |
| Size | 5 MB | 15 MB |
| Requires iOS | **18.0** | 18.2 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Haitam Baid](https://appshunter.io/developer/1725183609) | [YMMV](https://appshunter.io/developer/1224453829) |

## What reviewers say

### ODT Reader Converter PDF Libre

[App page](https://appshunter.io/ios/app/odt-reader-converter-pdf-libre/id6475787244)

Easily convert ODT files to various formats like PDF, DOCX, and JPG. This app also functions as an ODT reader, allowing you to view documents directly. It offers a user-friendly interface for quick and high-quality file transformations.

**Highlights:** Convert ODT to PDF, DOCX, JPG, PNG, RTF, TXT, XML, XPS, Convert from multiple formats to ODT, View ODT files in-app, User-friendly interface, High-quality, data-preserving conversion, Rapid conversion process, Frequent updates

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

**In-app purchases:** none


### Cairn Maps

[App page](https://appshunter.io/ios/app/cairn-maps/id6756520443)

**In-app purchases:** none


## Frequently asked questions

### Is ODT Reader Converter PDF Libre free?

ODT Reader Converter PDF Libre is free to download, with no in-app purchases.

### Is Cairn Maps free?

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

### Do ODT Reader Converter PDF Libre or Cairn Maps have ads?

Neither ODT Reader Converter PDF Libre nor Cairn Maps shows ads.

### Which is updated more often, ODT Reader Converter PDF Libre or Cairn Maps?

ODT Reader Converter PDF Libre ships an update every 16 months, and Cairn Maps every 6 days. Most recently, ODT Reader Converter PDF Libre was updated on September 29, 2026 and Cairn Maps on October 14, 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.*