# ROB vs pjrobot

The clearest difference is rating: ROB at 2.3 against pjrobot's 1.5. ROB also leads on update cadence (monthly vs every 13 months). On price, review sentiment, ratings volume and ads there is nothing between them.

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

ROB holds the better App Store score, 2.3 against 1.5. Both are backed by a comparable volume of ratings — 3 and 2 respectively. Written reviews split almost evenly too, at 0% and 0% positive.

ROB ships an update monthly, pjrobot every 13 months. The most recent releases landed on September 10, 2026 and September 17, 2026 respectively.

## The numbers

| Metric | ROB | pjrobot |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.3 (3 ratings)](https://appshunter.io/ios/app/rob-connect/id1469182460/reviews)** | [1.5 (2 ratings)](https://appshunter.io/ios/app/pjrobot/id1635727214/reviews) |
| Number of ratings | **3** | 2 |
| Positive reviews | 0.0% of reviews | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Monthly** | Every 13 months |
| Monetization | Free | Free |
| Size | 67 MB | 183 MB |
| Requires iOS | 12.0 | 12.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Robart GmbH](https://appshunter.io/developer/1100882488) | [Dongguan Pinjia Intelligence Technology Co.,Ltd](https://appshunter.io/developer/1635727516) |

## What reviewers say

### ROB

[App page](https://appshunter.io/ios/app/rob-connect/id1469182460)

Control your robot's cleaning schedule, set no-go zones, and initiate targeted cleaning remotely. Receive troubleshooting alerts and update your robot's firmware through the app.

**Highlights:** Set virtual no-go areas, Targeted room cleaning, Remote start/stop functionality, Scheduled cleaning automation, Troubleshooting alerts, Firmware updates

**In-app purchases:** none


### pjrobot

[App page](https://appshunter.io/ios/app/pjrobot/id1635727214)

Control your smart home devices remotely with this app. It offers easy device setup, smart linkage for one-click control of multiple devices, and voice assistant integration for a convenient smart living experience.

**Highlights:** Remote device control, WIFI fast distribution network, Smart linkage for multiple devices, Voice assistant support, One-click device control

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is ROB free?

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

### Is pjrobot free?

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

### Which has better reviews, ROB or pjrobot?

ROB is rated higher. ROB averages 2.3 out of 5 from 3 ratings, while pjrobot averages 1.5 from 2 ratings.

### Do ROB or pjrobot have ads?

Neither ROB nor pjrobot shows ads.

### Which is updated more often, ROB or pjrobot?

ROB ships an update monthly, and pjrobot every 13 months. Most recently, ROB was updated on September 10, 2026 and pjrobot on September 17, 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.*