Grandeur RoyalHOSPITALITY CLOUD
Offline-First Reliability Engine

Run your front desk, even without internet.

The Grandeur Royal Offline PMS guarantees zero downtime for remote resorts, mountain chalets, island properties, and unstable networks. Perform check-ins, take payments, and run night audits with local SQLite storage that syncs two-way automatically once reconnected.

Latest Stable Release: v1.0.4 • SHA-256 Verified • Auto-updating client
Windows 10/11

Windows

v1.0.4 (3.0 MB • .exe)

Universal DMG
Apple Silicon & Intel

macOS

v1.0.4 (9.5 MB • Universal .dmg)

Deb / RPM / AppImg

Linux

v1.0.4 (78.8 MB • .AppImage)

Sunmi / POS / Tab

Android

v1.0.4 (31.1 MB • .apk)

iPad & iPhone

iOS / iPadOS

v1.0.4 (TestFlight & ABM)

Dedicated Hospitality Display Edition•v1.0.3 Stable Release

The Grandeur — In-Room TV App (Android TV)

Universal APK for Android TV 9.0–14.0, Google TV, Fire TV, Chromecast & Hospitality Displays

Transform in-room hospitality televisions into interactive luxury guest portals. Real-time dining ordering, housekeeping requests, curated concierge guides, and zero-touch guest privacy purges upon checkout.

4K / 1080p D-Pad Remote NavigationLive Kitchen Display & Folio SyncAutomated Checkout Memory WipeCast & Bluetooth Remote Friendly
•TV Hardware Setup
On-Premise & Local Network Distribution•Next.js Standalone Bundle

Standalone Bundled Frontend (Web Gateway)

Pre-compiled Next.js production archive (front.zip) with standalone server.js

Deploy the Grandeur guest booking portal and staff interface locally on property servers, local Wi-Fi captive gateways, Raspberry Pi appliances, or on-premise Docker environments. Operates over local LAN with zero external internet dependencies.

node server.js Ready (No Build Required)Docker & Linux / Windows Server CompatibleLocal Wi-Fi Captive Portal RoutingAir-Gapped Intranet Operation
•Self-Hosting Guide

Requires an active operator or hotel property account. Need an account? Create your hotel account.

Grandeur Royal PMS — Terminal #04 [Lobby Front Desk]
Live Local Mode • Sync Pending: 0 itemsOFFLINE (SQLite Local)

Active Property

Grandeur Palace & Resort

48 Rooms • Shift: Morning Desk

Hardware Encoders

Dormakaba RFID KeycardReady
MagTek CC Offline SwiperReady
ESC/POS Folio PrinterReady

Emergency Actions

Front Desk Room MatrixLocal read/write replica active • Zero network lag

101

Ready

102

Ready

103

Late Out

104

Ready

105

Ready

106

Ready

Local Journal Entries (Sync-Ready queue)Local WAL sequence: #942,019
16:42:19 local • #102 — Folio Settled ($418.50 offline token)
Agent: R. Gomez
16:38:02 local • #105 — Physical RFID Key Issued [UID: 9df30]
Agent: R. Gomez

Enterprise Resilience for Island & Remote Venues

Engineered for mission-critical hospitality properties where telecom reliability cannot dictate guest satisfaction.

Works completely offline

Built on an embedded SQLite cryptographic engine. Front desk staff can check guests in/out, create folios, issue room keys, and manage housekeeping even during prolonged power or internet blackouts.

100% Core Operations Cached Locally

Syncs automatically

Seamless two-way conflict-resolution engine. Once network access is restored, all offline guest folio postings and room state transitions merge cleanly with the master cloud PMS in seconds.

Timestamp-ordered Event Sourcing

Identical UI to online PMS

Scoped local property cache. Your staff gets the identical intuitive interface as the web platform, with zero retraining required and automated background snapshotting every 15 minutes.

Zero Staff Retraining Overhead
Fast Redundancy Setup

How Offline Mode Works

Deploy robust front desk redundancy in under five minutes on existing property hardware.

1

Download & Install

Install the client on your front desk terminal, back-office workstation, or rugged mobile tablet in seconds with minimal system footprint.

2

Initial Snapshot Sync

Log in once with your Grandeur Royal operator credentials. The client automatically provisions and encrypts your localized property database.

3

Operate Uninterrupted

Operate uninterrupted with or without internet connection — anytime, anywhere. Auto-merges back seamlessly when network returns.

System Requirements & Peripherals

Certified compatibility across legacy and next-generation hospitality hardware.

Windows Specs

  • • Windows 10 (1909+) / 11
  • • 4GB RAM (8GB for >500 keys)
  • • 500MB NVMe/SSD storage
  • • Visual C++ 2019+ bundled

macOS Specs

  • • macOS 12 Monterey+ (Sequoia)
  • • Apple Silicon (M1–M4) / Intel
  • • 4GB unified RAM
  • • 500MB APFS disk space

Linux Specs

  • • Ubuntu 20.04+, Debian 11+, Arch
  • • glibc 2.31+, X11 / Wayland
  • • 4GB RAM minimum
  • • Sandboxed AppImage / .deb

Android POS

  • • Android 9.0 (Pie) through 15+
  • • Sunmi, Pax, Elo, Samsung Tabs
  • • 2GB RAM minimum (3GB POS)
  • • Bluetooth / USB ESC/POS thermal

iOS / iPadOS

  • • iOS / iPadOS 15.0 or later
  • • iPad (8th gen+), Pro, Air, iPhone
  • • Apple Business Manager / MDM
  • • Star Micronics / AirPrint

Android TV

  • • Android TV 9.0–14.0 / Google TV
  • • Sony, TCL, Philips, Fire TV 4K
  • • 1.5GB RAM, 150MB storage
  • • Remote control & CEC support

Web Gateway

  • • Node.js 18.17+ / Docker
  • • Linux, Windows Server, Pi 4+
  • • 1GB RAM, 200MB storage
  • • Standalone node server.js
Certified Peripherals SupportCompatible out-of-the-box via USB, Bluetooth, and IP interfaces.
ESC/POS Thermal Printers (Epson, Star)MagTek & ID TECH Encrypted MSRDormakaba & Assa Abloy VingCard Encoders

Frequently Asked Questions

Common operational questions from hotel general managers and IT directors.

Nothing interrupts the transaction. The local SQLite database continues servicing front desk operations with sub-millisecond response times. Keys are encoded, folios are printed, and guest data is saved locally with cryptographic integrity until connection resumes.

Ready to safeguard your hotel against internet downtime?

Start your 14-day free operator trial and deploy the offline PMS across all your properties.

Create Your Hotel AccountRead Developer API Docs