KoolCode vs UNI
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
KoolCode
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.
- On-the-spot ADAP-KOOL controller information
- Alarm status and parameter descriptions
- Offline code lookup tool
- Quick code translation
- Hierarchical controller selection
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Save time and increase productivity with the Danfoss KoolCode app for ”on the spot” ADAP-KOOL® controller information Danfoss A/S presents KoolCode app that fast and easy provides service technicians, refrigeration engineers, in-store technicians, and others with on-the-spot access to alarm status and parameter descriptions for a range of Danfoss refrigeration controllers with a three digit display. Download this app to get a simple off-line tool to easily look up alarm, error, status, and parameter codes without bringing along the printed manual or laptop. Features: The KoolCode app offers three alternative ways to look up display codes: -Quick code translation without knowing exactly the controller type you are facing -Hierarchical controller selection among Danfoss refrigeration controllers
UNI
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.
- Wireless data transmission via Bluetooth 5.0
- Remote multimeter/clamp meter operation
- Data logging and measurement tracking
- Report generation
- Support for complex environments
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Achieve smart measurement with UNI-T Smart Measure (iDMM2.0). Through the APP “UNI-T Smart Measure”, measurement can be performed in noisy environment, high-temperature condition, narrow space, and other complex environments. This APP is designed to achieve wireless data transmission between multimeter and mobile phone via Bluetooth 5.0, allowing users to view and operate multimeter or clamp meter by remote control. It has multiple functions such as logging data, associating measured equipment, generating report, enabling rapid data processing and measurement report generation. “UNI-T Smart Measure” supports mobile phones with operating systems of iOS11.0, and multimeters/clamp meters with Bluetooth function.
Screenshots
Verdict
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.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
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.
| Parameter | KoolCode | UNI |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) — better | 3.0 (3 ratings) |
| Positive reviews | 50.0% of reviews — better | 25.0% of reviews |
| Number of ratings | 1 | 3 — better |
| Update frequency | Every 8 months | Every 6 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 15.1 | 12.0 — better |
| Further details — not scored | ||
| Size | 31 MB | 68 MB |
| Age rating | 4+ | 17+ |
| Developer | Danfoss A/S | UNI-TREND TECHNOLOGY (CHINA) CO.,LTD. |
Customer experience
KoolCode
UNI
In-app purchases
KoolCode
No in-app purchases
UNI
No in-app purchases









