Comparison

ROB vs pjrobot

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

ROB

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
Read full description

With the ROB-Connect App you have access to all the great robot features. NO-GO-AREAS With the ROB-Connect App, you can set virtual boundaries (No-Go Areas) for whole rooms or specific places to tell your robot where not to go. TARGETED CLEANING Let the robot clean specific rooms or areas via the ROB-Connect App. You can also edit the room name as well as the required cleaning power necessary for a specific room. REMOTE CLEANING Start and stop your robot via the ROB-Connect App from absolutely anywhere. SCHEDULE CLEANING Set a regular schedule for daily cleaning via ROB-Connect App. Set up the time and date in the calendar and the robot will start the scheduled cleaning automatically. TROUBLESHOOTING When the dustbin is full or when your robot is blocked from returning to its base station the ROB-Connect App your will keep you informed. If a there is a problem with your robot, the app can assist you to either understand and solve the problem or report it to us, so we can improve our service to you. SOFTWARE UPDATES Firmware updates for your robot are installed via the ROB-connect App, so your robot is always kept right up-to-date. CONNECTIVITY REQUIREMENT A standard Wi-Fi router (2.4-GHz network) is all you need to keep your robot connected.

About

pjrobot

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
Read full description

"pjrobot" Smart App, one-stop smart home control terminal; WIFI fast distribution network, and supports multiple connection methods; Remote control, you can easily control your home devices even when you are not at home; The smart linkage allows you to control multiple devices with one click, freeing your hands and enjoying a truly smart experience (Applicable to robot vacuum, air purifier...) Support voice assistant to intelligently control your device; Smart life has been opened for you!

Screenshots

ROB4 screens
pjrobot4 screens

Verdict

The call

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.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

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

ReceptionRating · Positive reviews · Number of ratings

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.

UpkeepUpdate frequency

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

Scorecard2 real differences · 8 level
ROB versus pjrobot: the parameters behind the verdict, then further details
ParameterROBpjrobot
PriceFreeFree
Rating2.3 (3 ratings) — better1.5 (2 ratings)
Positive reviews0.0% of reviews0.0% of reviews
Number of ratings3 — better2
Update frequencyMonthly — betterEvery 13 months
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPad, iPod — betteriPhone, iPod
Requires iOS12.012.0
Further details — not scored
Size67 MB183 MB
Age rating4+4+
DeveloperRobart GmbHDongguan Pinjia Intelligence Technology Co.,Ltd

Customer experience

ROB

All ratings3 ratings
Positive33.3%
Neutral0.0%
Negative66.7%
Written reviews2 reviews
Positive0.0%
Neutral0.0%
Negative100.0%

pjrobot

All ratings2 ratings
Positive0.0%
Neutral0.0%
Negative100.0%
Written reviews2 reviews
Positive0.0%
Neutral0.0%
Negative100.0%

In-app purchases

None

ROB

No in-app purchases

None

pjrobot

No in-app purchases

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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