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GASTiNFO.EU is a web-based digital guest guide for private vacation rental hosts, holiday apartments, guesthouses and campsites. Guests access check-in details, Wi-Fi, house rules and local recommendations by QR code or secure link, without installin

Website, pricing, platforms and company facts side by side.
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| Website | opalstack.com | gastinfo.eu |
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| Company | — | Startup from Austria · 1 - 9 employees · 2026 |
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In their own words, as submitted to SaaSHub.


No description of Opalstack yet.
GASTiNFO.EU is a web-based digital guest guide for private vacation rental hosts, holiday apartments, guesthouses and campsites. It replaces printed welcome folders with a modern, mobile-friendly guide that guests can open through a QR code or secure link—without installing an app or creating an...
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As answered by people managing Opalstack and GASTiNFO.EU.
GASTiNFO.EU's answer:
Private vacation-rental hosts, holiday-apartment owners, guesthouses, pensions and campsites managing one to five properties, especially in Germany, Austria, Switzerland and South Tyrol.
GASTiNFO.EU's answer:
GASTiNFO.EU was created to help small accommodation providers replace printed welcome folders with a practical digital guest guide. The goal is to make check-in information, Wi-Fi details, house rules and local recommendations easier to share and keep up to date.
GASTiNFO.EU's answer:
GASTiNFO.EU combines a permanently free Basic plan, QR-code access without an app, offline Progressive Web App support and automatic translations into 30+ languages. It is designed specifically for small accommodation providers rather than large hotel groups or complex property-management operations.
GASTiNFO.EU's answer:
GASTiNFO.EU uses responsive web technologies and Progressive Web App technology, including offline caching, QR-code and secure-link access, multilingual content and browser-based administration. No native mobile app is required.
GASTiNFO.EU's answer:
GASTiNFO.EU is simple to set up, accessible without an app, affordable for small hosts and focused on essential guest information. Hosts can update content centrally, keep QR codes unchanged and start permanently free with one property.
GASTiNFO.EU's answer:
No publicly disclosed customers yet.
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