GuestU
GuestU (operating as Nonius Mobile) is a Lisbon-based B2B SaaS vendor providing hotel guest-experience apps, AI-driven online check-in, digital dining, and mobile key solutions to enterprise and boutique hotel groups worldwide, with bespoke custom development services.
- Company typePrivate
- Founded2014
- HeadquartersLisboa, Portugal
- Headcount11–50
- GTM typeB2B
- OfferingSoftware
What GuestU does
GuestU, commercially known as Nonius Mobile, is a Lisbon-based B2B hospitality technology vendor founded in 2014 with a headcount of 11–50 employees. The company builds a hotel guest-experience platform comprising a Guest Web App for communication and hotel directory, an AI-driven Online Check-in with facial recognition and automated digital registration card generation, a Digital Dining module for QR-code-based ordering integrated with POS systems and payments, and a hyper-customized native Guest Journey Mobile App available on the iOS App Store and Google Play supporting push notifications, in-app campaigns, and mobile key access. The platform is architected for both multi-property portfolios and individual boutique hotels, with deep integrations into property management systems (e.g., Guesty), lock manufacturers (Omnitec), and identity providers (Google Workspace, Microsoft Entra ID). Functional and compliance depth spans ISO 27001 and SOC 2-aligned controls with enterprise SSO across all platforms.
GuestU firmographics
Firmographics- Name
- GuestU
- Legal name
- Nonius Mobile
- Website
- https://guestu.com
- Company type
- Private
- Founded year
- 2014
- Operating status
- Operating
- Headcount range
- 11–50 employees
- Short description
- GuestU (operating as Nonius Mobile) is a Lisbon-based B2B SaaS vendor providing hotel guest-experience apps, AI-driven online check-in, digital dining, and mobile key solutions to enterprise and boutique hotel groups worldwide, with bespoke custom development services.
- Ownership category
- akta.pro rank
GuestU industry classification
Industry- Product category
- Hospitality Guest Experience Software
- NAICS
- All Other Travel Arrangement and Reservation Services (561599)
- SIC
- Services-Computer Integrated Systems Design (7373), Services-Facilities Support Management Services (8744)
- akta.pro primary industry
- Guest Experience & Engagement (CRM, Messaging, Loyalty) (THALACAF)
- akta.pro secondary industry
- Online Booking & Reservation Platforms (B2B/B2C) (THALAMAA)
Keywords
Where GuestU is headquartered
LocationHeadquarters
- HQ city
- Lisboa
- HQ country
- Portugal
- HQ region
- Europe
Markets served
GuestU business model
Business model- GTM type
- B2B
- Offering type
- Software
- Cost components
- Personnel, Technology or R&D, Operations, Marketing or Sales, Infrastructure
Revenue model
- Hotel Guest App Platform: SaaS-based hotel guest experience platform providing mobile apps, online check-in, digital dining, and related modules on a subscription or licensing model for hotel properties.
- Custom Development Services: Bespoke engineering services for unique hotel workflows and deep integrations, delivered by dedicated project squads.
- Add-on Modules: Additional modules including Loyalty Program, Check-in Kiosk, AI Chatbot, SOS Integration, and Room Control available as extensions to the core platform.
Pricing tiers
| Model | Billing | Price |
|---|---|---|
| Subscription | Annual | Quote-based enterprise pricing |
Go-to-market motion2 records
Distribution channels3 records
Marketing channels5 records
GuestU product offering
Product offeringCore offering
GuestU (operating as Nonius Mobile) provides a B2B SaaS hotel guest experience platform comprising four core products: a Guest Web App for guest communication and hotel directory, an AI-driven Online Check-in solution with facial recognition, a Digital Dining web app for QR-code F&B ordering, and a hyper-customized Guest Journey native mobile app for iOS and Android. The core platform is extended with add-on modules (Loyalty Program, Check-in Kiosk, AI Chatbot, SOS Integration, Room Control) and complemented by bespoke Custom Development services delivered by dedicated project squads for unique hotel workflows and deep integrations.
Product overview
Nonius Mobile is a comprehensive hotel app and online check-in platform offering a platform-plus-modules architecture. The core offerings include the Guest Web App for seamless guest communication, Online Check-in (AI-driven, paperless), Digital Dining for F&B ordering, and the Guest Journey Mobile App (native iOS/Android). These core products are complemented by add-on modules including Loyalty Program, Check-in Kiosk, AI Chatbot, SOS Integration, and Room Control. Custom Development services are also available for brands requiring unique differentiation with proprietary workflows.
Differentiator
Problem solved
Functional benefit
Brands
- Nonius TV+: Hotel TV platform integrated with mobile solutions
- Nonius Mobile Key
- Guest Web App
- Online Check-In
- Digital Dining
Products and services
- Guest Web App Hotel web application providing seamless guest communication, hotel directory, chat and requests, city and travel info, hotel map and wayfinding, and activities booking. Targeted at hotel properties seeking guest communication and digital directory capabilities.
- Online Check-in Fast, paperless, and AI-driven online check-in solution with AI facial recognition for identity verification, digital ID and signature submission, and automatic digital registration card generation. Targeted at hotel properties seeking to eliminate front desk queues and paper-based registration.
- Digital Dining Web app for table and in-room ordering with seamless QR code ordering, menu browsing, meal customization, ordering, and payment integration with POS, payments, and IP printers. Targeted at hotel F&B operations seeking to increase revenue and reduce paper waste.
- Guest Journey Mobile App Hyper-customized native mobile app for iOS and Android, available on App Store and Google Play, supporting every stage of the guest journey with digital check-in, mobile key, real-time push notifications, and in-app campaigns. Targeted at hotel brands seeking a premium branded mobile experience.
- Custom Development Services Bespoke engineering services for unique workflows and deep integrations, offering 100% in-house development, high-performance tech stack, strategic integrations, and dedicated project squads. Targeted at hotel brands requiring unique differentiation and proprietary workflows on top of the core platform.
- Loyalty Program Add-on module for guest reward, retention, and engagement featuring guest enrollment, point tracking, reservation management, and a fully customizable rewards structure on a web-based platform. Targeted at hotels seeking to drive repeat bookings and guest loyalty.
- Check-in Kiosk Self-service check-in kiosk with instant key pickup that allows guests to skip the front desk and check in within seconds. Targeted at hotels seeking a contactless, queue-reducing arrival experience.
- AI Chatbot AI-powered chatbot add-on using natural language processing for automated guest assistance and support. Targeted at hotels seeking to automate guest engagement and reduce front desk workload.
Quantifiable outcome
- Eliminated need for printing through digital registration cards
- +3 more outcomes
Companies that use GuestU
Customer profileNamed customers9 records
Segments3 records
Ideal customer profiles2 records
GuestU technology and API
TechnologyTechnology focussed Yes
API detail
- Has API
- No
- API docs
- API detail
Core technology
AI maturity
App detail
Integration5 records
AI capability3 records
Feature6 records
GuestU partnerships and signals
Strategic signalPartnerships
Four partnerships are on record, tiered core.
- GuestycoreNonius TV+ & Mobile have integrated with Guesty PMS, enabling seamless data synchronization between the guest experience platform and property management system for unified hotel operations.
- OmniteccoreNonius Mobile Key has expanded to support Omnitec locks, enabling hotel guests to use their smartphones to unlock rooms with the Nonius mobile key solution.
- Google WorkspacecoreSSO integration with Google Workspace for centralized access control across Nonius platforms, enabling hotel staff single sign-on authentication.
- Microsoft Entra ID (Azure AD)coreSSO integration with Microsoft Entra ID (formerly Azure AD) for enterprise identity management and access control, supporting ISO 27001 and SOC 2 compliance.
Scale indicators2 records
Recent moves6 records
Expansion highlights6 records
GuestU competitors and assessment
Company assessmentDirect peers
- Criton: Hotel guest app platform offering branded mobile apps, digital concierge, and booking modules. Closely comparable in product scope, customer profile (boutique and mid-market hotels), and platform-plus-modules architecture.
- Canary Technologies: Mobile check-in, digital registration cards, and guest experience platform for hotels. Directly competes with GuestU's Online Check-in and Guest Web App modules, targeting similar enterprise and boutique hotel segments.
- Kipsu: Real-time guest messaging platform for hotels, integrated with PMS systems. Closely comparable to GuestU's chat, requests, and guest communication features within the Guest Web App.
- HotelKit: Hotel operations and guest experience platform combining internal team workflows with guest-facing communication. Overlaps with GuestU on guest journey digitization and hotel operations support.
- ALICE (Actabl): Hotel operations and guest engagement platform serving many of the same boutique and luxury hotel operators. Overlaps with GuestU on guest messaging, service requests, and digital guest journey tools.
- Zingle (Medallia): Guest messaging and engagement platform used by hotels for two-way chat, requests, and service recovery. Comparable to GuestU's chat and guest communication module and increasingly bundled into larger CX platforms.
Broad incumbents
- Shiji Group: Enterprise hospitality technology vendor spanning PMS, POS, and guest experience. Competes with GuestU in the guest-facing app and mobile check-in space, particularly with global hotel chains and large hotel groups.
- Cloudbeds: Hospitality management suite for hotels, hostels, and groups, with growing guest experience and messaging capabilities (including the Whistle acquisition). Competes with GuestU for guest engagement wallet share within independent properties.
- Oracle OPERA Cloud (Oracle Hospitality): Dominant enterprise PMS that bundles digital check-in, mobile key, and guest-facing capabilities. Represents the incumbent alternative that enterprise hotel groups often benchmark against GuestU.
- Mews: Cloud hospitality platform with an integrated guest experience and mobile app layer. Overlaps with GuestU on guest-facing apps and digital check-in, but operates a much broader PMS-led offering across independent and chain hotels.
Market position
Strengths4 records
Weaknesses4 records
Competitive moat5 records
Key risks5 records
Key highlights6 records
Customer concentration
GuestU social profiles
Digital presenceGuestU compliance and trust
Trust signalCompliance2 records
GuestU financial estimates
Financial estimateRevenue estimate
Valuation estimate
GuestU leadership team
Management profileNumber of profiles
GuestU funding detail
Funding detailFunding overview
Funding rounds4 records
Investors4 records
Funding detail is available on the Subscription and Enterprise plan.Contact sales →
GuestU M&A and investment
M&A and investmentM&A
Investments
M&A and investment is available on the Subscription and Enterprise plan.Contact sales →
Frequently asked questions about GuestU
What does GuestU do?
GuestU (operating as Nonius Mobile) provides a B2B SaaS hotel guest experience platform comprising four core products: a Guest Web App for guest communication and hotel directory, an AI-driven Online Check-in solution with facial recognition, a Digital Dining web app for QR-code F&B ordering, and a hyper-customized Guest Journey native mobile app for iOS and Android. The core platform is extended with add-on modules (Loyalty Program, Check-in Kiosk, AI Chatbot, SOS Integration, Room Control) and complemented by bespoke Custom Development services delivered by dedicated project squads for unique hotel workflows and deep integrations.
Is GuestU a public or private company?
GuestU is a private company. It is classified as venture growth investor backed and is currently operating.
When was GuestU founded?
GuestU was founded in 2014. It employs 11 to 50 people.
Where is GuestU based?
GuestU is headquartered in Lisboa, Portugal, in the Europe region.
How does GuestU make money?
Three revenue lines are on record. Hotel Guest App Platform is the primary driver. The others are custom Development Services and add-on Modules.
Who are GuestU's main competitors?
Direct peers on record are Criton, Canary Technologies, Kipsu, HotelKit, ALICE (Actabl) and Zingle (Medallia). Broad incumbents are Shiji Group, Cloudbeds, Oracle OPERA Cloud (Oracle Hospitality) and Mews.
Does GuestU have an API?
No public API is recorded for GuestU.
What industry is GuestU in?
GuestU's product category is Hospitality Guest Experience Software. Its primary akta.pro industry code is THALACAF, Guest Experience & Engagement (CRM, Messaging, Loyalty), with a secondary code of THALAMAA, Online Booking & Reservation Platforms (B2B/B2C). Its NAICS code is 561599 and its SIC code is 7373.