# Heidelapp vs Codex

The clearest difference is iOS requirement: Heidelapp at 13.0 against Codex's 17.0. On price, rating, ratings volume 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.

On the App Store both sit at effectively the same score — 5.0 for Heidelapp against 5.0 for Codex. Both are backed by a comparable volume of ratings — 9 and 7 respectively.

## The numbers

| Metric | Heidelapp | Codex |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (9 ratings)](https://appshunter.io/ios/app/heidelapp/id6479479459/reviews) | [5.0 (7 ratings)](https://appshunter.io/ios/app/codex-unreached-languages/id6793283374/reviews) |
| Number of ratings | **9** | 7 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | — | No |
| Update frequency | — | Every 6 days |
| Monetization | Free | Free |
| Size | 28 MB | 25 MB |
| Requires iOS | **13.0** | 17.0 |
| Devices | — | **iPhone** |
| Age rating | 4+ | 4+ |
| Developer | [Heidelberg Reformation Association](https://appshunter.io/developer/1736052367) | [Missionary LLC](https://appshunter.io/developer/6793283376) |

## What reviewers say

### Heidelapp

[App page](https://appshunter.io/ios/app/heidelapp/id6479479459)

Access all content from Heidelblog and Heidelcast in one place. This app consolidates articles and audio episodes for easy browsing and listening.

**Highlights:** Access Heidelblog content, Access Heidelcast content, Convenient app interface, Consolidated content

**In-app purchases:** none


### Codex

[App page](https://appshunter.io/ios/app/codex-unreached-languages/id6793283374)

This app provides a daily prayer guide for unreached language groups worldwide. Each day, you'll receive information about a specific group, including their location, beliefs, and how to pray for them. Explore hundreds of groups, track your prayer streak, and see their locations on a world map.

**Highlights:** Daily prayer group, Verified profiles with stories and photos, Hundreds of unreached language groups, Search and filter language groups, World map visualization, Prayer streak tracking, Daily prayer reminders

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

**In-app purchases:** none


## Frequently asked questions

### Is Heidelapp free?

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

### Is Codex free?

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

### Which has better reviews, Heidelapp or Codex?

Heidelapp and Codex are both rated 5.0 out of 5 on the App Store, from 9 and 7 ratings respectively.

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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.*