Comparison

Wilo vs HyTools

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Wilo

This app provides comprehensive support for planning, consulting, and installing pump technology. It offers tools for selecting replacement pumps, calculating energy savings, and diagnosing faults, even offline. Access detailed product information and control smart pumps.

Highlights
  • Smart pump control and settings
  • Interactive replacement pump recommendations
  • Energy savings and CO2 emission calculator
  • Pump dimensioning and selection
  • Fault signal diagnosis and remedies
  • Unit conversion tool
  • AR product scanner
Features
Read full description

Wilo assistant – The entire world of pumps The pump specialist WILO SE has made the entire world of highly efficient pump technology accessible on the smartphones and tablet PCs. As an easy-to-use and mobile application, the app offers support in the areas of planning, customer consultation and installation. In addition, the user is presented with a plethora of valid selling points for energy efficient, economical and environmentally friendly pump technology for heating, air-conditioning and secondary hot water circulation. A large proportion of the data content and functions are installed directly onto the smartphone or tablet and are therefore available to the user even in the absence of a mobile internet connection or WLAN. This way, the user can avoid overloading his/her data volumes and is not limited in anyway by the reception conditions prevalent at the site of use. Functions: > Smart Connect: With the help of the Wilo-Smart Connect function, you can easily access the smart and smart-enabled pumps and pump systems from Wilo and make the desired settings and controls. > Interactive replacement guide: simply enter the name of the pump to be replaced and you will be provided with a recommendation of the suitable, high-efficiency Wilo replacement pump. This service can be used in conjunction with thousands of commercially-available, old pumps that were manufactured in 1975 or later. > Energy savings calculator: calculates the potential savings in terms of energy costs and CO2 emissions by comparing implementation of an energy-saving Wilo high-efficiency pump with that of an uncontrolled heating pump. > Catalogue: displays the catalogue description for Wilo pumps. > Pump dimensioning: according to the specifications of the desired pump duty points, the Wilo server adopts the pump dimensioning and recommends the suitable Wilo pump in a matter of seconds. > Fault signal assistant: the "Fault signal assistant" tool contains fundamental information on possible fault signals that may be shown on the display of certain Wilo pumps. With some fault signals, the tool specifies the cause of the fault, describes the error and specifies possible remedies, in addition to basic information about hazards. > Unit converter: conversion of the fundamental physical units > News: up-to-date information > QR Scanner: Scan any QR code > AR Scanner: Scan product images of Wilo products in brochures or at trade shows for additional information such as videos, animations or direct links to the series description The Wilo Group is one of the world's leading premium providers of pumps and pump systems for building services, water management, and the industrial sector. Over the past decade, we have transformed from a hidden to a visible and connected champion. Today, over 9,000 employees work for Wilo worldwide. We place great emphasis on transparency for all employees, partners, and customers.

About

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.

Highlights
  • Hydronic calculator
  • Valve sizing and presetting
  • Radiator power estimation
  • Pipe sizing
  • Unit conversion
  • Pressure maintenance calculation
Features
Read full description

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.

Screenshots

Wilo4 screens
HyTools4 screens

Verdict

The call

The clearest difference is review sentiment: Wilo at 66% against HyTools's 50%. HyTools's advantage is iOS requirement (15.0 vs 18.6). 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Wilo ships an update every 3 weeks, HyTools every 6 weeks. The most recent releases landed on September 24, 2026 and July 25, 2026 respectively.

Scorecard2 real differences · 8 level
Wilo versus HyTools: the parameters behind the verdict, then further details
ParameterWiloHyTools
PriceFreeFree
Rating—4.0 (5 ratings) — better
Positive reviews66.2% of reviews — better50.0% of reviews
Number of ratings—5 — better
Update frequencyEvery 3 weeks — betterEvery 6 weeks
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS18.615.0 — better
Further details — not scored
Size181 MB114 MB
Age rating4+4+
DeveloperWILO SEIMI Hydronic Engineering International SA

Customer experience

Wilo

Written reviews65 reviews
Positive66.2%
Neutral10.8%
Negative23.1%

HyTools

All ratings5 ratings
Positive60.0%
Neutral20.0%
Negative20.0%
Written reviews8 reviews
Positive50.0%
Neutral25.0%
Negative25.0%

In-app purchases

None

Wilo

No in-app purchases

None

HyTools

No in-app purchases

Questions

Is Wilo free?
Wilo is free to download, with no in-app purchases.
Is HyTools free?
HyTools is free to download, with no in-app purchases.
Do Wilo or HyTools have ads?
Neither Wilo nor HyTools shows ads.
Which is updated more often, Wilo or HyTools?
Wilo ships an update every 3 weeks, and HyTools every 6 weeks. Most recently, Wilo was updated on September 24, 2026 and HyTools on July 25, 2026.

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