# MRCOOL Universal vs Aiper

The clearest difference is rating: Aiper at 4.1 against MRCOOL Universal's 1.4. Aiper also leads on review sentiment (46% vs 17%) and ratings volume (265 vs 14). MRCOOL Universal's advantage is update cadence (every 2 days vs every 3 weeks) and iOS requirement (10.0 vs 15.0). On price, ads, in-app purchases and monetization model there is nothing between them.

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

Aiper holds the better App Store score, 4.1 against 1.4. That said, the two scores are not equally well evidenced: Aiper has 265 ratings behind it against 14, so its average is the more settled of the two. Written reviews point the same way: 17% of MRCOOL Universal's written reviews are positive against 46% of Aiper's.

MRCOOL Universal ships an update every 2 days, Aiper every 3 weeks. The most recent releases landed on September 17, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | MRCOOL Universal | Aiper |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.4 (14 ratings)](https://appshunter.io/ios/app/mrcool-universal/id1506149089/reviews) | **[4.1 (265 ratings)](https://appshunter.io/ios/app/aiper/id6474955418/reviews)** |
| Number of ratings | 14 | **265** |
| Positive reviews | 16.7% of reviews | **46.3% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 days** | Every 3 weeks |
| Monetization | Free | Free |
| Size | 10 MB | 233 MB |
| Requires iOS | **10.0** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [HaiLin Energy Technology Inc.](https://appshunter.io/developer/860466636) | [AIPER GLOBAL PTE. LTD.](https://appshunter.io/developer/1722906035) |

## What reviewers say

### MRCOOL Universal

[App page](https://appshunter.io/ios/app/mrcool-universal/id1506149089)

Control your smart thermostat remotely to adjust the temperature from anywhere. Optimize your home's climate with this easy-to-use controller. Some features require an internet connection.

**Highlights:** Remote temperature adjustment, Control from anywhere, Easy-to-use interface, Requires internet for some features

**In-app purchases:** none


### Aiper

[App page](https://appshunter.io/ios/app/aiper/id6474955418)

Manage your pool cleaners and irrigation devices from one app. Create custom scenes for different areas, schedule cleanings, and optimize watering for a vibrant landscape while conserving water.

**Highlights:** Unified pool and irrigation device management, Multi-yard scenario support, Intelligent pool cleaning automation, AI Navium™ and Visual Mode for pool cleaning, Customized irrigation schedules, Water conservation features

**Features:** macOS Compatibility

**In-app purchases:** none

**What reviewers like**

- 👍 Easy to use and intuitive interface
- 🚀 Effective pool cleaning performance
- ⚡ Cordless and autonomous operation
- ☀️ Solar charging capability
- 🎯 Reliable hardware quality

**What reviewers complain about**

- 🐛 Frequent forced logouts requiring re-authentication
- 🔒 Excessive privacy requirements and data collection
- 📱 Single device login restriction (kicks off other users)
- 📢 Persistent intrusive advertisements and pop-ups
- 🔌 App disconnects when robot is underwater

**Reported bugs**

- Login credentials not recognized after updates
- App fails to connect to devices
- Cleaning records not displaying or disappearing after updates
- Account registration impossible or code validation timeout
- Firmware update failures

**Requested features**

- Scheduling/timer functionality for automated operation
- Multi-device simultaneous login support
- Manual control when robot is underwater
- Pause/stop operation from app
- Customizable watering zones and amounts


## Frequently asked questions

### Is MRCOOL Universal free?

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

### Is Aiper free?

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

### Which has better reviews, MRCOOL Universal or Aiper?

Aiper is rated higher. MRCOOL Universal averages 1.4 out of 5 from 14 ratings, while Aiper averages 4.1 from 265 ratings.

### Do MRCOOL Universal or Aiper have ads?

Neither MRCOOL Universal nor Aiper shows ads.

### Which is updated more often, MRCOOL Universal or Aiper?

MRCOOL Universal ships an update every 2 days, and Aiper every 3 weeks. Most recently, MRCOOL Universal was updated on September 17, 2026 and Aiper on October 14, 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.*