ISOTRA Packet vs EOB PT41
Price, ratings, monetisation and update history for both apps, side by side β with what reviewers say about each.
ISOTRA Packet
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External Venetian Blinds calculation By selecting type of blind, width and height of a window, the application will calculate the packet height which will cover part of the window view-space but will also provide you an under-plaster option. Furthermore the application will calculate number of blind brackets, guiding rails and bearings placing. Smart tool for the office-use as well as for construction site. With ISOTRA Packet application you never give wrong dimensionβ¦
EOB PT41
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App EOB PT41 provides you possibility of remote control for floor heating controlled by the PT41 system. System PT41 consists of PT41-M and PT41-S units that control the boiler, pump and up to 30 heating zones. By apps PT41, you gain control over all the heating zones of your object. In the zone detail, you will see current and set values including temperature programs that you can customize to suit your requirements. Application features can also be tested in DEMO mode, but for proper functionality must be installed PT41-M or PT41-S units in the home. For more information about PT41, visit www.elektrobock.cz
Screenshots
Verdict
ISOTRA Packet and EOB PT41 are too close to call on the numbers: across 6 compared parameters β price, update cadence, ads and in-app purchases among them β neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.
Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
ISOTRA Packet ships an update every 3 months, EOB PT41 every 6 months. The most recent releases landed on September 28, 2026 and September 8, 2026 respectively.
| Parameter | ISOTRA Packet | EOB PT41 |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 3 months β better | Every 6 months |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPad | iPhone, iPad |
| Requires iOS | 16.6 | 16.4 β better |
| Further details β not scored | ||
| Size | 5 MB | 72 MB |
| Age rating | 4+ | 4+ |
| Developer | ISOTRA a.s. | ELEKTROBOCK CZ s.r.o. |
In-app purchases
ISOTRA Packet
No in-app purchases
EOB PT41
No in-app purchases
