# OpenDurian vs BKK Compass

The clearest difference is in-app purchases: BKK Compass at none against OpenDurian's 10. On price, update cadence, ads and device support there is nothing between them.

Both are free to download. OpenDurian sells 10 one-off in-app purchases. BKK Compass asks for nothing beyond the download.

OpenDurian ships an update every 4 days, BKK Compass every 6 days. The most recent releases landed on November 5, 2026 and November 6, 2026 respectively.

## The numbers

| Metric | OpenDurian | BKK Compass |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 4 days** | Every 6 days |
| Size | 96 MB | 60 MB |
| Requires iOS | **15.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [OpenDurian](https://appshunter.io/developer/919058398) | [Zongpol Jongkirkkiat](https://appshunter.io/developer/6794376724) |

## What reviewers say

### OpenDurian

[App page](https://appshunter.io/ios/app/opendurian/id6748681576)

**Features:** Vision Pro support

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| FS The Ghost Stories เก่งอัง | $3.99 | one-time |
| FS English Menu เก่งภาษา | $3.99 | one-time |
| News Bites English เก่งอังกฤษจ | $4.99 | one-time |
| เก่งอังกฤษตังแต่คําแรก by Kru | $4.99 | one-time |
| FS เก่งอังกฤษตังแต่คําแรก by K | $4.99 | one-time |
| แต่งประโยคอังกฤษจากภาพ by Kru | $4.99 | one-time |
| FS แต่งประโยคอังกฤษจากภาพ by K | $4.99 | one-time |
| FS News Bites English เก่งอังก | $4.99 | one-time |
| Book Expo  Only Me วันนี้.. | $7.99 | one-time |
| Book Expo  Only Me วันนี้. | $7.99 | one-time |


### BKK Compass

[App page](https://appshunter.io/ios/app/bkk-compass/id6817410829)

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

**In-app purchases:** none


## Frequently asked questions

### Is OpenDurian free?

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

### Is BKK Compass free?

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

### Do OpenDurian or BKK Compass have ads?

Neither OpenDurian nor BKK Compass shows ads.

### Which is updated more often, OpenDurian or BKK Compass?

OpenDurian ships an update every 4 days, and BKK Compass every 6 days. Most recently, OpenDurian was updated on November 5, 2026 and BKK Compass on November 6, 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.*