APP vs PleiSolar
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
APP
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APP_O BIOEN, is the application that allows you to remotely manage all the main functions of the pellet product via an internet connection, prepared for this App. How to use APP_O BIOEN: - Download the APP_O BIOEN making sure that the product is compatible and equipped with Uin, (a WiFi receiver, supplied by Unical). - Register and access your Account. - Register the product to your Account following the instructions. - Connect the WiFi module of the product to the WiFi data network, making sure there is coverage. At this point you can manage and control the operation of your product.
PleiSolar
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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.
Screenshots
Verdict
APP and PleiSolar are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
APP ships an update every 5 months, PleiSolar every 8 months. The most recent releases landed on October 5, 2026 and October 27, 2026 respectively.
| Parameter | APP | PleiSolar |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 5 months — better | Every 8 months |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 13.0 | 12.0 — better |
| Further details — not scored | ||
| Size | 50 MB | 46 MB |
| Age rating | 4+ | 4+ |
| Developer | Micronova Srl | Brahma Spa |
In-app purchases
APP
No in-app purchases
PleiSolar
No in-app purchases
