# 進数ノック vs Baan

The clearest difference is update cadence: 進数ノック at daily against Baan's weekly. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. 進数ノック sells 1 one-off in-app purchase and Baan sells 2 in-app purchases, starting at $6.99 per month. Whichever you choose, the download price is not the number that matters.

進数ノック ships an update daily, Baan weekly. The most recent releases landed on November 13, 2026 and November 10, 2026 respectively.

## The numbers

| Metric | 進数ノック | Baan |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Daily** | Weekly |
| Size | 6 MB | 119 MB |
| Requires iOS | 17.0 | **16.4** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Hikaru Hakata](https://appshunter.io/developer/6796209163) | [Valentin Cubaynes](https://appshunter.io/developer/6799937025) |

## What reviewers say

### 進数ノック

[App page](https://appshunter.io/ios/app/radixdrill/id6796209161)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 広告非表示 | $1.99 | one-time |


### Baan

[App page](https://appshunter.io/ios/app/baan-learn-thai/id6819570773)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Baan Premium | $6.99 | per month |
| Baan Premium | $34.99 | per year |


## Frequently asked questions

### Is 進数ノック free?

進数ノック is free to download, with in-app purchases available.

### Is Baan free?

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

### Do 進数ノック or Baan have ads?

Neither 進数ノック nor Baan shows ads.

### Which is updated more often, 進数ノック or Baan?

進数ノック ships an update daily, and Baan weekly. Most recently, 進数ノック was updated on November 13, 2026 and Baan on November 10, 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.*