# robo vs ALLUX2 Adjustment app

The clearest difference is iOS requirement: robo at 9.0 against ALLUX2 Adjustment app's 14.2. On price, update cadence, ads and in-app purchases there is nothing between them.

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

robo ships an update every 9 months, ALLUX2 Adjustment app every 5 months. The most recent releases landed on October 26, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | robo | ALLUX2 Adjustment app |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 9 months | **Every 5 months** |
| Size | 33 MB | 183 MB |
| Requires iOS | **9.0** | 14.2 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [Touch Bionics, Inc.](https://appshunter.io/developer/622776964) | [Nabtesco Corporation](https://appshunter.io/developer/574196489) |

## What reviewers say

### robo

[App page](https://appshunter.io/ios/app/robo-limb/id773508024)

**In-app purchases:** none


### ALLUX2 Adjustment app

[App page](https://appshunter.io/ios/app/allux2-adjustment-app/id1535150051)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is robo free?

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

### Is ALLUX2 Adjustment app free?

ALLUX2 Adjustment app is free to download, with no in-app purchases.

### Do robo or ALLUX2 Adjustment app have ads?

Neither robo nor ALLUX2 Adjustment app shows ads.

### Which is updated more often, robo or ALLUX2 Adjustment app?

robo ships an update every 9 months, and ALLUX2 Adjustment app every 5 months. Most recently, robo was updated on October 26, 2026 and ALLUX2 Adjustment app 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.*