# KoolCode vs UNI

The clearest difference is rating: KoolCode at 5.0 against UNI's 3.0. KoolCode also leads on review sentiment (50% vs 25%). UNI's advantage is update cadence (every 6 weeks vs every 8 months) and ratings volume (3 vs 1). 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.

KoolCode holds the better App Store score, 5.0 against 3.0. Both are backed by a comparable volume of ratings — 1 and 3 respectively. Written reviews point the same way: 50% of KoolCode's written reviews are positive against 25% of UNI's.

KoolCode ships an update every 8 months, UNI every 6 weeks. The most recent releases landed on November 1, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | KoolCode | UNI |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/koolcode/id563222728/reviews)** | [3.0 (3 ratings)](https://appshunter.io/ios/app/uni-t-smart-measure/id1587547004/reviews) |
| Number of ratings | 1 | **3** |
| Positive reviews | **50.0% of reviews** | 25.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 8 months | **Every 6 weeks** |
| Monetization | Free | Free |
| Size | 31 MB | 68 MB |
| Requires iOS | 15.1 | **12.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Danfoss A/S](https://appshunter.io/developer/423984644) | [UNI-TREND TECHNOLOGY (CHINA) CO.,LTD.](https://appshunter.io/developer/1207185875) |

## What reviewers say

### KoolCode

[App page](https://appshunter.io/ios/app/koolcode/id563222728)

This utility app provides quick, offline access to alarm and parameter codes for refrigeration controllers. It helps service technicians and engineers easily look up information without needing manuals or laptops.

**Highlights:** On-the-spot ADAP-KOOL controller information, Alarm status and parameter descriptions, Offline code lookup tool, Quick code translation, Hierarchical controller selection

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### UNI

[App page](https://appshunter.io/ios/app/uni-t-smart-measure/id1587547004)

This application enables wireless data transmission from compatible multimeters and clamp meters to your mobile device via Bluetooth. It allows for remote operation, data logging, and report generation in challenging environments. View and process measurement data efficiently from a distance.

**Highlights:** Wireless data transmission via Bluetooth 5.0, Remote multimeter/clamp meter operation, Data logging and measurement tracking, Report generation, Support for complex environments

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is KoolCode free?

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

### Is UNI free?

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

### Which has better reviews, KoolCode or UNI?

KoolCode is rated higher. KoolCode averages 5.0 out of 5 from 1 ratings, while UNI averages 3.0 from 3 ratings.

### Do KoolCode or UNI have ads?

Neither KoolCode nor UNI shows ads.

### Which is updated more often, KoolCode or UNI?

KoolCode ships an update every 8 months, and UNI every 6 weeks. Most recently, KoolCode was updated on November 1, 2026 and UNI on November 3, 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.*