Comparison

VBus®Touch Trainer vs WindPower

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

Head to head
About

VBus®Touch Trainer

Features
Read full description

The new RESOL app VBus®Touch Trainer is ideal for all who wish to train – themselves or others – in operating RESOL controllers. The app simulates a controller in real-life operation – all sensor inputs can be fed with freely adjustable values, all relay outputs are displayed with their status and pump speed. Thus, users can follow and comprehend functions or try out controller reactions. VBus®Touch Trainer is available free of charge, the following controller are included within the app: • DeltaSol® BS/4 • DeltaSol® BX • DeltaSol® BX Plus (versions 1.xx and 2.xx) • DeltaSol® CS Plus • DeltaSol® MX (versions 1.xx and 2.xx) • DeltaSol® SL • DeltaSol® SLL • DeltaSol® SLT • DeltaSol® TT • DeltaTherm® E • DeltaTherm® HC • DeltaTherm® HC mini • DeltaTherm® HC MAX • DeltaTherm® FK • DeltaTherm® PHM • DeltaTherm® PV • DeltaSol® Fresh • TT2 All controllers in VBus®Touch Trainer run with the current firmware. Of course, all menu languages available in the “real” controller are also available in the app. Operation is really easy, buttons and controls have the same function as in the real controllers. The corresponding manuals can be downloaded from www.resol.com in many different languages. Due to the special user interface, VBus®Touch Trainer is available for the iPad and iPad mini exclusively.

About

WindPower

This app provides technicians and professionals in the wind energy sector with direct oversight of wind turbines in Germany. It offers tools for searching turbines, detailed weather forecasts, documentation, and safety checks to simplify daily work.

Highlights
  • Search 37,000+ wind turbines
  • 14-day weather forecast per turbine
  • Favorites and search history
  • Photo documentation and safety checks
  • Last Minute Risk Analyses (LMRA)
  • Nm converter
  • Nearby points of interest
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With WindPower, you can keep track of more than 450,000 wind turbines worldwide. The app was developed specifically for technicians and professionals in the wind energy industry to make everyday work easier and more efficient. Wind turbine search made easy Quickly find wind turbines worldwide by name, location or keyword and view them directly on the map. Depending on the availability of the relevant information, details such as manufacturer, model, commissioning date, location, hub height, rotor diameter, rated power and current weather data are displayed, all without registration and completely anonymously. If no suitable wind turbine is found, the quick search can also find places, businesses and other destinations from Google Maps. 14-day weather forecast Plan your assignment with a detailed 14-day weather forecast for the selected turbine location. Keep track of weather conditions on a weekly, daily and hourly basis. Favorites and search history Save preferred turbines as favorites and use your search history to quickly access important locations at any time. Photo documentation and safety checks Document maintenance work with the practical photo feature and perform Last Minute Risk Analyses (LMRA). Create PDF documentation directly in the app to support comprehensive and traceable records. More useful features • Nm converter: Accurately calculate the required torque values. • Nearby points of interest: Find hotels, gas stations and other useful facilities for your team. An active subscription is required to use this app. The subscription begins with one free month and becomes a paid subscription afterward. The current price is displayed directly in the app. WindPower – your reliable everyday companion in wind energy. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

WindPower4 screens

Verdict

The call

The clearest difference is iOS requirement: VBus®Touch Trainer at 14.0 against WindPower's 18. 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. VBus®Touch Trainer sells 12 one-off in-app purchases and WindPower sells 1 in-app purchase, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

VBus®Touch Trainer ships an update every 7 months, WindPower every 5 months. The most recent releases landed on September 24, 2026 and September 25, 2026 respectively.

Scorecard1 real difference · 7 level
VBus®Touch Trainer versus WindPower: the parameters behind the verdict, then further details
ParameterVBus®Touch TrainerWindPower
PriceFreeFree
Positive reviews—50.0% of reviews
Update frequencyEvery 7 monthsEvery 5 months — better
AdsNoNo
In-app purchasesYesYes
Monetization—Subscription
DevicesiPadiPhone, iPad — better
Requires iOS14.0 — better18
Further details — not scored
Size40 MB118 MB
Age rating4+17+
DeveloperRESOL GmbHChristian Schlee

In-app purchases

12 purchases

VBus®Touch Trainer

One-time12
  • RESOL DeltaSol® BS/4$4.99
  • RESOL DeltaTherm® E$4.99
  • RESOL DeltaSol® TT$4.99
Show 9 more
  • RESOL DeltaSol® BX Plus$9.99
  • RESOL DeltaSol® BX$9.99
  • RESOL DeltaTherm® PV$9.99
  • RESOL DeltaTherm® PV MAX$9.99
  • RESOL DeltaTherm® HC Plus$9.99
  • RESOL DeltaSol® MX$19.99
  • RESOL DeltaTherm® HC MAX$19.99
  • RESOL FWR$19.99
  • SolarVenti SControl$64.99
1 purchases

WindPower

Subscriptions1
  • Full access1 Month trial$2.991 Month

Questions

Is VBus®Touch Trainer free?
VBus®Touch Trainer is free to download, with in-app purchases available.
Is WindPower free?
WindPower is free to download, with in-app purchases available.
Do VBus®Touch Trainer or WindPower have ads?
Neither VBus®Touch Trainer nor WindPower shows ads.
Which is updated more often, VBus®Touch Trainer or WindPower?
VBus®Touch Trainer ships an update every 7 months, and WindPower every 5 months. Most recently, VBus®Touch Trainer was updated on September 24, 2026 and WindPower on September 25, 2026.

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