# pjrobot vs iSmile Pro

The clearest difference is update cadence: iSmile Pro at every 3 weeks against pjrobot's every 13 months. pjrobot's advantage is iOS requirement (12.0 vs 15.1). On price, ads, in-app purchases and device support there is nothing between them.

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

pjrobot ships an update every 13 months, iSmile Pro every 3 weeks. The most recent releases landed on October 21, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | pjrobot | iSmile Pro |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.5 (2 ratings)](https://appshunter.io/ios/app/pjrobot/id1635727214/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 13 months | **Every 3 weeks** |
| Monetization | Free | — |
| Size | 183 MB | 37 MB |
| Requires iOS | **12.0** | 15.1 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Dongguan Pinjia Intelligence Technology Co.,Ltd](https://appshunter.io/developer/1635727516) | [iSmile](https://appshunter.io/developer/1709101347) |

## What reviewers say

### 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


### iSmile Pro

[App page](https://appshunter.io/ios/app/ismile-pro/id6467754056)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is pjrobot free?

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

### Is iSmile Pro free?

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

### Do pjrobot or iSmile Pro have ads?

Neither pjrobot nor iSmile Pro shows ads.

### Which is updated more often, pjrobot or iSmile Pro?

pjrobot ships an update every 13 months, and iSmile Pro every 3 weeks. Most recently, pjrobot was updated on October 21, 2026 and iSmile Pro on October 16, 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.*