Comparison

Retgen vs TommaTech Cloud

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

Head to head
About

Retgen

Features
Read full description

Retgen is a Remote Monitoring System for Power Plants. It allows you to monitor real-time production, consumption, inverter outputs, statuses, and many other data of solar power plants (GES), rooftop solar systems, wind power plants (RES), hydroelectric power plants (HES), or biomass power plants, as well as alarm states and faults occurring at the plants. With the Retgen mobile application: *Management Company users can view the following information of the plants they monitor: -Total production -Generated alarms -Work orders (for Management Companies with the work order module enabled) *Investor users can view the following information for their own plants: -List of plants and their total production -Generated alarms

About

TommaTech Cloud

Features
Read full description

TommaTechCloud.Smart Energy Solutions,Renewable energy TommaTech Cloud is a next-generation platform that makes your living spaces smarter, more efficient, and better connected. Centralized Control: Access all your smart devices through a single app. Automation & Scenarios: Create your own rules and automate daily routines. Voice Assistant Compatibility: Control devices effortlessly with compatible voice assistants. Family Sharing: Easily share home control with your loved ones. Quick Setup: Integrate your devices in just a few simple steps. With TommaTech Cloud, manage not only your systems but also your time and energy. Welcome to the new standard of smart living.

Screenshots

Retgen4 screens
TommaTech Cloud4 screens

Verdict

The call

The clearest difference is update cadence: Retgen at every 2 weeks against TommaTech Cloud's every 8 months. TommaTech Cloud's advantage is iOS requirement (13.0 vs 15). On price, ads, in-app purchases and device support there is nothing between them.

Scored on Price ยท Rating ยท Positive reviews ยท Number of ratings ยท Update frequency ยท Ads ยท In-app purchases ยท Monetization ยท Best chart rank ยท Devices ยท Requires iOS

CostPrice ยท In-app purchases ยท Ads ยท Monetization

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

UpkeepUpdate frequency

Retgen ships an update every 2 weeks, TommaTech Cloud every 8 months. Both last shipped on October 1, 2026.

Scorecard2 real differences ยท 4 level
Retgen versus TommaTech Cloud: the parameters behind the verdict, then further details
ParameterRetgenTommaTech Cloud
PriceFreeFree
Update frequencyEvery 2 weeks โ€” betterEvery 8 months
AdsNoNo
In-app purchasesNoNo
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS1513.0 โ€” better
Further details โ€” not scored
Size43 MB246 MB
Age rating4+12+
DeveloperRast TeknolojiTommaTech GmbH

In-app purchases

None

Retgen

No in-app purchases

None

TommaTech Cloud

No in-app purchases

Questions

Is Retgen free?
Retgen is free to download, with no in-app purchases.
Is TommaTech Cloud free?
TommaTech Cloud is free to download, with no in-app purchases.
Do Retgen or TommaTech Cloud have ads?
Neither Retgen nor TommaTech Cloud shows ads.
Which is updated more often, Retgen or TommaTech Cloud?
Retgen ships an update every 2 weeks, and TommaTech Cloud every 8 months. Most recently, Retgen was updated on October 1, 2026 and TommaTech Cloud on October 1, 2026.

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