Floor Heating vs EVLY
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Floor Heating
Calculate essential parameters for hydronic underfloor heating systems. Determine water temperatures, pipe loops, heat losses, and more. Useful for designing efficient heating for various floor types and insulation levels.
- Calculate required water temperature
- Determine number of pipe loops
- Estimate heat losses
- Calculate heat output
- Measure water volume flow rate
- Calculate pressure drop
- Determine total pipe length
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## Underfloor heating calculation app ## ** Important note: metric units ONLY. ** No sign-ins, no user account needed, no user data needed nor collected. This is a small floor heating calculation app. Determine the required water temperature, number of pipe loops, heat losses and more parameters of a hydronic underfloor heating system. Floor Heating application makes it easy to design and understand hydronic underfloor heating systems. While many parameters can be set, the workflow remains simple. The application is suitable for calculation of hydronic underfloor heating systems with pipes laid in a screed layer below floor covering. It can be used for a wide range of conditions: small or large systems, different floor coverings, different room locations, different insulation thicknesses and conductivities etc. Results include a wide range of values, including: - floor surface temperature; - required water flow and return temperatures; - required number of pipe loops; - heat output of a single pipe loop and all loops in a room; - heat losses downwards; - required water volume flow rate; - pressure drop of underfloor heating loops; - total pipe length; - a warning if the required temperatures are too high (damage to the floor structure, medical issues); Note: it is recommended to perform calculations for every room separately, though it is also possible to enter a larger portion of a building's area and get an instant preview of what will be needed when designing an underfloor heating system. Results are instantaneous and accurate. Basic floor heating characteristics can be quickly determined. It is interesting to observe how different floor coverings, insulation thickness and specific heat losses of a room or a larger part of a building affect the required water temperature in order to keep the room warm. Modern low-energy and passive houses require lower water temperatures than houses with poor thermal insulation. This application will help determine just how low. Notes: - metric units only; - room/building heat load must be calculated separately. This application does not do that: it only offers a few guidelines; - the application does not offer graphical layout of pipes;
EVLY
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Purpose of the EVLY app is to: - configure fresh installed EVLY electric vehicle wallbox charger - find already configured chargers in your local network - manage the charger: - adjust LED brightness - adjust charging time - adjust charging speed - stop charging process - monitor the charger - charging current - charging cost - perform charger firmware update
Screenshots
Verdict
The clearest difference is price: EVLY at Free against Floor Heating's $3.99. EVLY also leads on update cadence (every 6 weeks vs every 12 months). Floor Heating's advantage is device support (4 vs 2). On ads, in-app purchases and iOS requirement 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
EVLY is free to download; Floor Heating costs $3.99 up front. Neither carries in-app purchases, so what you see is what you pay.
Floor Heating ships an update every 12 months, EVLY every 6 weeks. The most recent releases landed on October 12, 2026 and October 5, 2026 respectively.
| Parameter | Floor Heating | EVLY |
|---|---|---|
| Price | $3.99 | Free — better |
| Rating | 1.0 (1 ratings) — better | — |
| Positive reviews | 50.0% of reviews | — |
| Number of ratings | 1 — better | — |
| Update frequency | Every 12 months | Every 6 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Paid | — |
| Devices | iPhone, iPad, iPod, Mac — better | iPhone, iPad |
| Requires iOS | 15.0 — better | 16.0 |
| Further details — not scored | ||
| Size | 1 MB | 39 MB |
| Age rating | 4+ | 4+ |
| Developer | Sebastjan Valic | Evly AS |
In-app purchases
Floor Heating
No in-app purchases
EVLY
No in-app purchases









