# ROBOOTER+ vs RM Chair

The clearest difference is iOS requirement: ROBOOTER+ at 11.0 against RM Chair's 13.0. 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.

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on September 30, 2026 and September 29, 2026 respectively.

## The numbers

| Metric | ROBOOTER+ | RM Chair |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | Every 2 months |
| Size | 174 MB | 22 MB |
| Requires iOS | **11.0** | 13.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Shanghai BangbangRobot Co.,Ltd.](https://appshunter.io/developer/1239015649) | [Qingdao Richmat Intelligence Technology Inc.](https://appshunter.io/developer/1814751082) |

## What reviewers say

### ROBOOTER+

[App page](https://appshunter.io/ios/app/robooter-plus/id6469320699)

**Features:** macOS Compatibility

**In-app purchases:** none


### RM Chair

[App page](https://appshunter.io/ios/app/rm-chair/id6742437831)

**In-app purchases:** none


## Frequently asked questions

### Is ROBOOTER+ free?

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

### Is RM Chair free?

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

### Do ROBOOTER+ or RM Chair have ads?

Neither ROBOOTER+ nor RM Chair shows ads.

### Which is updated more often, ROBOOTER+ or RM Chair?

ROBOOTER+ ships an update every 2 months, and RM Chair every 2 months. Most recently, ROBOOTER+ was updated on September 30, 2026 and RM Chair on September 29, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*