HyTools vs GaugeRemote
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
HyTools
This app provides HVAC professionals with a comprehensive suite of hydronic calculation tools. It assists with tasks like valve sizing, pressure drop calculations, and radiator power estimation. The tool offers unit conversion and language selection for user convenience.
- Hydronic calculator
- Valve sizing and presetting
- Radiator power estimation
- Pipe sizing
- Unit conversion
- Pressure maintenance calculation
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IMI Hydronic Engineering proudly presents HyTools, the user-friendly hydronic calculator App for HVAC professionals. Features include: - Hydronic calculator (enter any two values and get the third one): - flow - Kv/Cv - pressure drop - power - flow - temperature difference - flow - valve setting - pressure drop - Dirt and air separator pressure drop calculation - Valve sizing and presetting - Radiator power estimation (panel and column) - Radiator valve sizing and presetting - Pipe sizing - Unit conversion - Run-time selection of localisation - Run-time selection of language - Pressure maintenance and vacuum degassing calculation and selection for heating, cooling and solar systems Stay tuned for great upcoming updates adding further hydronic calculation functions. Please visit www.imi-hydronic.com for more information and contact details. Phone numbers to local support can be found here: http://www.imi-hydronic.com/en/contact/ IMI Hydronic Engineering International SA is the leading global provider and expert in hydronic distribution systems and room temperature control, with experience in more than 100,000 projects worldwide. We help our customers everywhere optimise HVAC systems so they deliver desired comfort with optimal efficiency. IMI Hydronic Engineering is part of the international engineering group IMI plc which is listed as a member of the FTSE 100 on the London Stock Exchange.
GaugeRemote
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Control the WiFi model of Retrotec's DM32 digital pressure gauge wirelessly with the GaugeRemote app on Apple devices! GaugeRemote features the same intuitively designed user interface as the DM32 gauge itself, eliminating a learning curve for using the application. Simply launch the app and select the DM32 to connect to. A fully mirrored interface will allow you to set speed or pressure, change devices and ranges, and receive results.
Screenshots
Verdict
The clearest difference is update cadence: HyTools at every 6 weeks against GaugeRemote's every 3 months. GaugeRemote's advantage is iOS requirement (6.0 vs 15.0). On price, ads, in-app purchases and device support 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.
HyTools ships an update every 6 weeks, GaugeRemote every 3 months. The most recent releases landed on July 25, 2026 and September 22, 2026 respectively.
| Parameter | HyTools | GaugeRemote |
|---|---|---|
| Price | Free | Free |
| Rating | 4.0 (5 ratings) — better | — |
| Positive reviews | 50.0% of reviews | — |
| Number of ratings | 5 — better | — |
| Update frequency | Every 6 weeks — better | Every 3 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 15.0 | 6.0 — better |
| Further details — not scored | ||
| Size | 114 MB | 5 MB |
| Age rating | 4+ | 4+ |
| Developer | IMI Hydronic Engineering International SA | RETROTEC, INC. |
In-app purchases
HyTools
No in-app purchases
GaugeRemote
No in-app purchases
