# ABB RoboMasters vs CHIRAKU

The clearest difference is ads: ABB RoboMasters at none against CHIRAKU's shown. ABB RoboMasters also leads on update cadence (every 6 weeks vs every 5 months). On price, in-app purchases, device support and iOS requirement there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

ABB RoboMasters ships an update every 6 weeks, CHIRAKU every 5 months. The most recent releases landed on October 31, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | ABB RoboMasters | CHIRAKU |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | **Every 6 weeks** | Every 5 months |
| Size | 101 MB | 25 MB |
| Requires iOS | 16.4 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [ABB s.r.o.](https://appshunter.io/developer/1676049961) | [Fuji Bit Inc.](https://appshunter.io/developer/1874205957) |

## What reviewers say

### ABB RoboMasters

[App page](https://appshunter.io/ios/app/abb-robomasters/id6762209734)

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

**In-app purchases:** none


### CHIRAKU

[App page](https://appshunter.io/ios/app/chiraku-earth-science-sim/id6768285896)

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

**In-app purchases:** none


## Frequently asked questions

### Is ABB RoboMasters free?

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

### Is CHIRAKU free?

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

### Do ABB RoboMasters or CHIRAKU have ads?

CHIRAKU shows ads; ABB RoboMasters does not.

### Which is updated more often, ABB RoboMasters or CHIRAKU?

ABB RoboMasters ships an update every 6 weeks, and CHIRAKU every 5 months. Most recently, ABB RoboMasters was updated on October 31, 2026 and CHIRAKU on October 25, 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.*