Comparison

PleiSolar vs KNX Pro Tester

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

Head to head
About

PleiSolar

Features
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The application allows remote monitoring of the new Pleion PB404-WiFi solar controller. Using the wireless connection of your building, you can connect the PB40-WiFi to the internet and access information from the app such as: temperatures, output status, graphs, system layout and energy produced. Through a simple and intuitive interface, it is possible to monitor the system and set the temperatures of the boiler(*) and the closure of the panel(*). (*)=option available only on some plants.

About

KNX Pro Tester

Features
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KNX control and diagnostics Manage your KNX system from a single interface: control lights, dimmers, shutters, shutters, air conditioning and scenes, consult the sensors and view compatible cameras. Organise the control and verification of your KNX system for rooms, create interactive floor plans and collect the most used commands in your favourites. Build personalised sequences with pauses, repetitions and activation conditions. For installers, KNX Pro Tester integrates import of ETS projects, assisted creation of controls, search of KNX/IP interfaces, scanning of devices, communication logs and history of exportable values. Main features: โ€ข Import ETS .knxproj and XML. โ€ข KNXnet/IP connection and KNX Secure support. โ€ข Remote access with integrated WireGuard VPN. โ€ข Supervision with environments, favourites and floor plans. โ€ข Customisable scenarios and automations. โ€ข Compatible IP cameras. โ€ข Integrated web interface. โ€ข Management of multiple installations, backup and iCloud synchronisation. โ€ข Interactive widgets, Apple Watch and Quick Commands. KNX Pro Tester has a KNX system and a compatible and reachable KNX/IP interface or router. The available functions depend on the configuration of the system. Running in the background is subject to the limits of the operating system.

Screenshots

PleiSolar4 screens
KNX Pro Tester4 screens

Verdict

The call

The clearest difference is price: PleiSolar at Free against KNX Pro Tester's $17.99. PleiSolar also leads on iOS requirement (12.0 vs 26.4). KNX Pro Tester's advantage is update cadence (every 2 days vs every 8 months). On 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

PleiSolar is free to download; KNX Pro Tester costs $17.99 up front. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

PleiSolar ships an update every 8 months, KNX Pro Tester every 2 days. The most recent releases landed on October 27, 2026 and October 30, 2026 respectively.

Scorecard3 real differences ยท 3 level
PleiSolar versus KNX Pro Tester: the parameters behind the verdict, then further details
ParameterPleiSolarKNX Pro Tester
PriceFree โ€” better$17.99
Update frequencyEvery 8 monthsEvery 2 days โ€” better
AdsNoNo
In-app purchasesNoNo
DevicesiPhone, iPad, iPodiPhone, iPad, Apple Watch
Requires iOS12.0 โ€” better26.4
Further details โ€” not scored
Size46 MB219 MB
Age rating4+4+
DeveloperBrahma SpaDavide Grandeppieno

In-app purchases

None

PleiSolar

No in-app purchases

None

KNX Pro Tester

No in-app purchases

Questions

Is PleiSolar free?
PleiSolar is free to download, with no in-app purchases.
Is KNX Pro Tester free?
KNX Pro Tester costs $17.99, with no in-app purchases.
Do PleiSolar or KNX Pro Tester have ads?
Neither PleiSolar nor KNX Pro Tester shows ads.
Which is updated more often, PleiSolar or KNX Pro Tester?
PleiSolar ships an update every 8 months, and KNX Pro Tester every 2 days. Most recently, PleiSolar was updated on October 27, 2026 and KNX Pro Tester on October 30, 2026.

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