
1. Technology overview
STAY is a guest experience platform for hotels operated by Mobail Apps, S.L., whose privacy policy gives a Madrid, Spain address. It gives guests a branded hotel app and gives staff one place to manage services, with the aim of lifting ancillary revenue from spa, dining and activities.
The ecosystem includes a Guest App, Staff App and Corporate App. Modules cover spa booking, mobile ordering and room service, restaurant reservations, cabana and daybed bookings, instant feedback surveys, concierge chat, task manager, upselling, kids club and an AI Concierge launched in May 2026. The site cites 1,100+ to 1,500+ hotels and brands such as Hyatt, Radisson, Marriott and Minor.
2. Highlighted features & specifications
- Spa Booking System: guests book treatments from the app or any channel.
- Ordering PRO: mobile and room service ordering with time-based supplements.
- Restaurants PRO: table reservations, walk-ins and floor-plan view, plus Reserve with Google integration.
- Cabanas PRO: cabana and daybed booking with themed landing pages.
- Instant Feedback: in-stay surveys with analytics.
- AI Concierge: instant guest assistance built on hotel data.
3. Potential application
A beach resort in Phu Quoc can let guests book spa, cabanas and restaurant tables in the app. A city hotel can cut front-desk calls with in-room dining orders and AI Concierge. A hotel group can compare feedback and ancillary sales across properties.
4. Benefits
- Spa, dining, cabana and activity booking in one app supports ancillary revenue growth.
- Case studies on the site report +45% premium-service sales at Westin and 4x spa revenue at Barcelo.
- Staff app and task manager reduce manual coordination of guest requests.
- Guest-language reminders and instant feedback improve service quality.
5. Market trends & opportunities
Hotels face staff shortages and look to digitize spa, F&B and activity sales to raise ancillary revenue per guest. Vietnam's resort and hotel sector, a regional tourism destination, has growing demand for in-stay guest apps and AI concierge tools.
6. Other information
Operated by Mobail Apps, S.L., Madrid. Blog dated 2026-06-23 reports acquisition by RealTime Reservation. Site states trusted by 1,100+ hotels. Partnership with Hub OS announced 2025-08.
One platform connecting startups, corporations, research institutions, regions and investors











Playbook & Handbook · February 6, 2026
Winning Accelerator Playbook 2026 by BambuUP
EDTECH: LEVERAGING AI-POWERED TECHNOLOGIES TO TRANSFORM THE LEARNING EXPERIENCE








































