UMNION® vs Self
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
UMNION®
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If you wish to reduce unnecessary, time-consuming, manual processes? If you wish to have happier customers and more satisfied employees? If you wish to boost your online reviews? If you wish to automize your revenue streams? If your answer to all of these questions is a profound “yes”, UMNION® is the solution you have been looking for. SALES AUTOMATION – SELL: - Collect customer data systematically - Send automatic and target group specific messages and vouchers (CRM) - Automate your sales with customized loyalty programs (Newsletter) PURE PERFORMANCE – SERVE: - Use intelligent workflows to digitalize manual processes - Build up your own knowledge data base, avoid the loss of precious expertise and train your employees on your own digital learning platform - Identify weaknesses in order to take suitable countermeasures INFINITE (CUSTOMER) RELATIONS – SATISFY: - Assess the relationship quality to your customers and employees - Regain unsatisfied customers directly at the point of sale - Handle customer request digitally, ensure transparency and take appropriate measures promptly - Process and monitor your online reviews on one single platform, answer your reviewers automatically and improve your search score - Share your excellent feedback prominently on your homepage to attract new customers (homepage widget) You only need one app to benefit from all of these features – UMNION® All-In-One # PlaytheInfiniteGame#UMNIONthePowerinYourPocket#Sell.Serve.Satisfy Download now!
Self
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Hotels using the Hotelbird services can speed up and simplify their processes with the online checkin & checkout for their guests. Features: * Reception and Self-Service Mode * Let your guests scan their check-in pass or perform a search for their reservation by lastname * Sign registration form with your finger * Automatic room assignment and checkin * Key creation via encoder or dispenser * See all online checkin arrivals, in-house and departures by entering a pin code
Screenshots
Verdict
The clearest difference is update cadence: Self at every 4 weeks against UMNION®'s every 4 months. UMNION®'s advantage is device support (3 vs 1) and iOS requirement (11.1 vs 15.6). On price, 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.
UMNION® ships an update every 4 months, Self every 4 weeks. The most recent releases landed on October 26, 2026 and October 29, 2026 respectively.
| Parameter | UMNION® | Self |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 4 months | Every 4 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPad, iPod — better | iPad |
| Requires iOS | 11.1 — better | 15.6 |
| Further details — not scored | ||
| Size | 35 MB | 10 MB |
| Age rating | 4+ | 4+ |
| Developer | UMNION GmbH | Hotelbird GmbH |
In-app purchases
UMNION®
No in-app purchases
Self
No in-app purchases









