# アドルク vs CHAM

The clearest difference is update cadence: アドルク at every 14 months against CHAM's every 39 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.

アドルク ships an update every 14 months, CHAM every 39 months. Both last shipped on October 27, 2026.

## The numbers

| Metric | アドルク | CHAM |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 14 months** | Every 39 months |
| Size | 4 MB | 3 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Naoya Takahashi](https://appshunter.io/developer/1301211980) | [Ryohei Oosawa](https://appshunter.io/developer/1628237823) |

## What reviewers say

### アドルク

[App page](https://appshunter.io/ios/app/id1547771121)

**In-app purchases:** none


### CHAM

[App page](https://appshunter.io/ios/app/chamo2lanhr/id1628237821)

**In-app purchases:** none


## Frequently asked questions

### Is アドルク free?

アドルク is free to download, with no in-app purchases.

### Is CHAM free?

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

### Do アドルク or CHAM have ads?

Neither アドルク nor CHAM shows ads.

### Which is updated more often, アドルク or CHAM?

アドルク ships an update every 14 months, and CHAM every 39 months. Most recently, アドルク was updated on October 27, 2026 and CHAM on October 27, 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.*