HyTools vs InstaCool
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.
InstaCool
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InstaCool – Your Trusted Partner for Cooling Compliance InstaCool ensures full compliance with European regulations, putting control in the hands of cooling technicians. Easily create all necessary certificates for maintenance and repairs on cooling devices like heat pumps and air conditioners. Key features include: - Automatic Record-Keeping: Track coolants used, reused, or destroyed, and maintain a complete refrigerant log. - Detailed Task Management: Perform and document pressure tests, vacuuming, leak tightness checks, maintenance certificates, and more. - Comprehensive Tools: Manage cylinders, measurement equipment, and generate precise reports. - Seamless Certificate Creation: Capture signatures, input detailed device data, and produce compliant PDFs. Simplify your work and stay inspection-ready with InstaCool!
Screenshots
Verdict
The clearest difference is iOS requirement: InstaCool at 13.4 against HyTools's 15.0. On price, update cadence, ads and in-app purchases 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, InstaCool every 2 months. The most recent releases landed on July 25, 2026 and September 15, 2026 respectively.
| Parameter | HyTools | InstaCool |
|---|---|---|
| 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 2 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.0 | 13.4 — better |
| Further details — not scored | ||
| Size | 114 MB | 26 MB |
| Age rating | 4+ | 4+ |
| Developer | IMI Hydronic Engineering International SA | Tradecom NV |
In-app purchases
HyTools
No in-app purchases
InstaCool
No in-app purchases









