# USmart Go vs Pro Alarm System

The clearest difference is rating: Pro Alarm System at 5.0 against USmart Go's 2.7. Pro Alarm System also leads on ads (none vs shown) and monetization model (free vs ad-supported). USmart Go's advantage is ratings volume (59 vs 1) and update cadence (every 5 days vs every 3 weeks). On price, 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.

Pro Alarm System holds the better App Store score, 5.0 against 2.7. That said, the two scores are not equally well evidenced: USmart Go has 59 ratings behind it against 1, so its average is the more settled of the two.

USmart Go ships an update every 5 days, Pro Alarm System every 3 weeks. The most recent releases landed on October 14, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | USmart Go | Pro Alarm System |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.7 (59 ratings)](https://appshunter.io/ios/app/usmart-go/id1491140916/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/pro-alarm-system/id6499518871/reviews)** |
| Number of ratings | **59** | 1 |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | **Every 5 days** | Every 3 weeks |
| Monetization | Ad-supported | **Free** |
| Size | 11 MB | 2 MB |
| Requires iOS | 13.0 | **10.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [龙武 许](https://appshunter.io/developer/1103132264) | [Xiamen Yipai Electronic Technology Co., Ltd.](https://appshunter.io/developer/901944145) |

## What reviewers say

### USmart Go

[App page](https://appshunter.io/ios/app/usmart-go/id1491140916)

Control all your home appliances, both infrared and Wi-Fi connected, from a single app. Remotely manage devices like TVs, air conditioners, lights, and cameras, and receive important notifications like door lock alerts.

**Highlights:** Control infrared appliances (TV, AC), Control Wi-Fi connected devices (lights, curtains), Remote appliance management, Door lock notifications, Remote door unlocking

**Features:** macOS Compatibility

**In-app purchases:** none


### Pro Alarm System

[App page](https://appshunter.io/ios/app/pro-alarm-system/id6499518871)

Control your compatible security system remotely. Arm, disarm, and check your alarm status from anywhere. Automates SMS commands for easy operation and allows you to manage outputs and check SIM card balance.

**Highlights:** Remote arm and disarm, Check alarm status, Automated SMS commands, Manage outputs, Check SIM balance

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is USmart Go free?

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

### Is Pro Alarm System free?

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

### Which has better reviews, USmart Go or Pro Alarm System?

Pro Alarm System is rated higher. USmart Go averages 2.7 out of 5 from 59 ratings, while Pro Alarm System averages 5.0 from 1 ratings.

### Do USmart Go or Pro Alarm System have ads?

USmart Go shows ads; Pro Alarm System does not.

### Which is updated more often, USmart Go or Pro Alarm System?

USmart Go ships an update every 5 days, and Pro Alarm System every 3 weeks. Most recently, USmart Go was updated on October 14, 2026 and Pro Alarm System on October 6, 2026.

---

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