MyBuilding vs MySii
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
MyBuilding
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MyBuilding – manage your office and building from your phone MyBuilding is an intuitive mobile app that simplifies everyday life in office buildings. Guest handling, meeting room bookings, reporting issues, and access to building information – all in one place. ________________________________________ Key Features: Virtual Reception Invite guests with a single click – the app generates a QR code for quick entry into the building. Issue Reporting Report malfunctions, request additional services, and track repair progress in real time. Conference Room Booking Manage rooms and equipment, make bookings via the calendar or by searching for available slots. Reminder and confirmation systems ensure efficient use of space. Community / Building Information Access building profiles, maps, contacts, announcements, events, and company profiles located in the building. Includes commenting and communication between users. Integration with Building Systems Supports access control, license plate recognition, and other building automation systems – for greater comfort and security. ________________________________________ Who is it for? For companies, tenants, and building managers who want to operate efficiently and modernly. ________________________________________ With user comfort in mind. MyBuilding – the modern office starts here.
MySii
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Meet MySii app! It is a one tool to: • Search and apply for job offers • Recommend friends to Sii … and much more, with only few clicks. Sii Poland was established in 2006 and since then we have grown from a small one-person start-up company to a solid enterprise, employing more than 8000 experts today. We carry out projects for leading Polish and multinational companies. We support our clients within the scope of software development, IT infrastructure, product engineering, service desk, training, testing, consulting, and others. Sii is the Top IT and Engineering services provider in Poland. We are able to attain those unrivalled results thanks to the consistent observance of our strategic mission, 5 clear objectives and 14 core values, which in fact, reflect the heart and soul of Sii Poland. Visit us at https://sii.pl/
Screenshots
Verdict
The clearest difference is iOS requirement: MyBuilding at 13.0 against MySii's 15.0. 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
MyBuilding ships an update every 6 weeks, MySii monthly. The most recent releases landed on September 24, 2026 and September 8, 2026 respectively.
| Parameter | MyBuilding | MySii |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 6 weeks | Monthly — better |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 13.0 — better | 15.0 |
| Further details — not scored | ||
| Size | 20 MB | 249 MB |
| Age rating | 4+ | 12+ |
| Developer | SPACE TECHNOLOGY INTEGRATOR SP Z O O | Sii sp. z o.o. |
In-app purchases
MyBuilding
No in-app purchases
MySii
No in-app purchases
Questions
Is MyBuilding free?
Is MySii free?
Do MyBuilding or MySii have ads?
Which is updated more often, MyBuilding or MySii?
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