# Train Drill vs こどもずかん

The clearest difference is in-app purchases: こどもずかん at none against Train Drill's 2. Train Drill's advantage is device support (3 vs 1) and iOS requirement (15.1 vs 17.6). On price and ads there is nothing between them.

Both are free to download. Train Drill sells 2 in-app purchases, starting at $0.99 per month. こどもずかん asks for nothing beyond the download.

## The numbers

| Metric | Train Drill | こどもずかん |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 months | — |
| Size | 34 MB | 2 MB |
| Requires iOS | **15.1** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Kuromoji LLC](https://appshunter.io/developer/6772408096) | [CapCat LLC](https://appshunter.io/developer/1654095841) |

## What reviewers say

### Train Drill

[App page](https://appshunter.io/ios/app/train-drill/id6778407957)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Mini | $0.99 | per month |
| Unlimited | $1.99 | per month |


### こどもずかん

[App page](https://appshunter.io/ios/app/id6798919577)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Train Drill free?

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

### Is こどもずかん free?

こどもずかん is free to download, with no in-app purchases.

### Do Train Drill or こどもずかん have ads?

Neither Train Drill nor こどもずかん shows ads.

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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.*