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For homestays, serviced apartments, Airbnb and rentals

Hundreds of rental units.No one needed on site.

TingStay is operations software for rental apartments, homestays and serviced apartments, running with HDL devices installed in every unit. You see which units have guests, whether doors are open or closed, which devices are running and how much power and water each unit uses. Door codes are issued per stay and expire automatically at check-out.

Cau Giay cluster

12 units, updated in real time

12/12 TingEdge units online
  • 0101
    Occupied1.8 kW
  • 0102
    Ready0.1 kW
  • 0103
    Monthly0.9 kW
  • 0104
    Occupied2.2 kW
  • 0201
    Cleaning0.4 kW
  • 0202
    Ready0.1 kW
  • 0203
    Occupied1.5 kW
  • 0204
    Ready0.1 kW
  • 0301
    Monthly1.1 kW
  • 0302
    Occupied1.9 kW
  • 0303
    Ready0.1 kW
  • 0304
    Occupied2.0 kW

Latest events

  1. 13:580201 housekeeper entered with a staff code, cleaning started
  2. 13:520102 pre-cooling before the 14:00 check-in
  3. 13:400304 lock battery at 18%, task created for maintenance

Illustration of the TingStay Console unit status board with sample data.

Works with the devices and channels you already use

  • HDL Buspro
  • TTLock
  • NeoLock
  • Booking.com
  • Agoda
  • Airbnb
  • Zalo
  • VietQR

TingEdge

Every device in the unit on one screen, even when the internet is down

Each unit has an TingEdge connected to the HDL bus. The TingEdge collects data, runs scenes locally and reports to the cloud. NEXT HOME owns both the hardware and the software, so there is no patchwork of brands.

Door code, unit 0104

Active

482917

28/10 14:00 to 30/10 12:00, expires at check-out

Sent via ZaloBackup code

Door codes issued per stay

No more key handovers. Separate codes for guests, housekeeping and technicians, each with its own time window and an access log.

Before scenesAfter

Cut wasted energy

Empty units cut their loads, AC and lights switch off when guests go out, and the unit is cooled before guests arrive. Verified against the monthly power bill.

Booking
14:00 - 12:00
On site
No booking

0202 door open, someone inside, no stay on record. Remote front desk alerted.

Stop revenue leakage

Door, presence and power use are checked against the stay calendar. Anyone staying outside a booking or past check-out triggers an alert right away.

Cleaning at the right time

When a guest checks out, the cleaning task goes straight to the person in charge. Checklist, photo proof, and a manager approves the unit before it is sold again.

The problem

The more units you have, and the more scattered they are, the less you can see

Without a front desk on site, you only learn what happens in a unit from guests, from staff inspections, or at the end-of-month reconciliation.

Tell us about your setup
  • Key handovers tie up staff

    Every check-in needs someone to hand over keys, wait for late guests, and deal with lost or copied keys.

  • Revenue leakage is hard to spot

    Units occupied without a booking, guests overstaying, extra guests, old codes that still open the door.

  • Wasted energy

    Guests go out and leave the AC and lights on. Empty units still draw power.

  • Incidents found too late

    Doors left open, power cuts and dead lock batteries only surface when guests complain or leave a bad review.

  • Cleaning out of sync with reality

    You do not know if guests have left, staff arrive at the wrong time, and working hours are hard to verify.

  • Manual meter reading

    Someone has to read the meters unit by unit, key in the numbers and calculate the bill. Errors and disputes follow.

How it runs

Every action is tied to a stay or a lease

From the stay, the system grants access, adjusts the devices and records the costs. The front desk only confirms the decisions that need a person.

  1. 01

    Take the booking

    Guests book via Zalo, phone or an OTA. The front desk creates the stay, or it syncs from the Booking.com, Agoda or Airbnb calendar.

  2. 02

    Issue the door code

    The system generates a code valid only for the stay window. The front desk sends it to the guest via Zalo.

  3. 03

    Prepare the unit

    Before check-in, power is switched on and the unit is cooled in advance.

  4. 04

    Check-in

    Guests let themselves in. The front desk confirms check-in and the actual time is logged.

  5. 05

    During the stay

    The unit is monitored continuously. When guests go out, loads are cut according to the scene.

  6. 06

    Check-out

    The door code expires, the unit moves to "to clean" and the cleaning task goes to the assigned housekeeper.

  7. 07

    Ready for the next guest

    Cleaning is closed with photo proof and the unit returns to ready. Power and water for the stay go into the report.

door lock = 1 TingEdge = 1 billable unit
1
door lock = 1 TingEdge = 1 billable unit
ports to open on the building router
0
ports to open on the building router
cloud SLA on the Enterprise plan
99.9%
cloud SLA on the Enterprise plan
engineering offices in Hanoi, Hai Phong, Da Nang
3
engineering offices in Hanoi, Hai Phong, Da Nang

Return on investment

TingStay pays for itself, it is not just "smart home"

Operators invest because it lowers costs, stops leakage and reduces risk. Every benefit comes with a metric you can measure.

Estimate it for your units
  1. Fewer operations staff

    Door codes are generated per stay or lease and expire at check-out. Nobody needs to hand over keys.

    Measured byUnits per operator

  2. Stop revenue leakage

    The actual state of each unit (door, presence, power use) is compared with the stay calendar, with an instant alert when someone is there outside a booking or past check-out.

    Measured byAnomalies detected per month

  3. Cut wasted energy

    Loads are cut when the unit is empty, the unit is cooled before arrival, and AC modes are limited.

    Measured byPower bill per unit, before and after

  4. Catch incidents early

    Alerts for doors left open, power cuts, devices offline, low lock batteries.

    Measured byTime from incident to resolution

  5. Clean at the right time

    You know exactly when guests leave. Staff enter with personal codes, with logged entry and exit times.

    Measured byRoom turnaround time

  6. Faster meter reading and billing

    Power and water readings per billing cycle or per stay go straight into the bill.

    Measured byTime to bill, number of disputes

TingStay Console

What the operations team does every day

Access

Issue, change and revoke door codes remotely. Separate codes for guests, housekeeping and technicians, each with a validity period and time window.

Room status board

Every unit on one screen by cluster and area: occupied, to clean, cleaning, incident. Control devices remotely when needed.

Energy and metering

Energy-saving scenes based on occupancy. Power and water per unit, per stay, per billing cycle.

Stays and leases

Create stays quickly for guests who book via Zalo or phone. Sync Booking.com, Agoda and Airbnb calendars. Manage monthly leases.

Billing

Room charges, utilities, services, deposits. Bank transfer QR codes using the VietQR standard, with paid and outstanding tracking.

Operations

Assign cleaning tasks, log and resolve incidents. Push alerts to phones by role and area of responsibility.

Reports

Occupancy, power and water cost per occupied night, incidents, profit and loss per unit, per cluster, per month.

Organization

Role and area based permissions. Local staff only see the units they are responsible for.

Inside each unit

HDL Buspro, one dedicated bus

  • Lighting
  • Air conditioning
  • Curtains
  • Main power
  • Presence sensor
  • Power and water meters
  • Leak, smoke

Door lock

TTLock, NeoLock via the vendor cloud

TingEdge

Mounted in the unit's electrical panel

  • Collects and normalizes device data
  • Runs scenes locally, even when offline
  • Queues events and resends when back online
  • Connects outbound only, no router ports to open

TingStay Cloud

One hub for every unit. Every command sent down is confirmed once executed.

Three TingStay apps

  • Console, web app for operators and the remote front desk
  • Guest app, unlock, room controls, order services
  • Staff app, receive tasks, check in on site
Each unit is an independent site with its own TingEdge. The unit's bus is never put on the building network, so one unit cannot hear or control another by mistake.

TingStay apps

One app for each role, one shared set of data

Guests unlock and control the room from their phone. Staff and contractors receive tasks and check in on site. Operators follow everything in the Console.

Guest app

  • Unlock by phone during the stay window
  • Control lights, AC and curtains in the unit they are staying in
  • Book a stay, set arrival and departure times
  • Order services, extend, pay by QR
9:41

Hi Mai

Unit 0304

Staying until 12:00, 30/10

Front door

Locked

Living room light

Off

Air conditioner

Off

Curtains

60% open

Sleep scene

Tap to start

Book
Arrival, departure
Services
Payment
9:02
L

Lan, housekeeping

Wed 28/10, shift 08:00 - 16:00

5tasks today
1done
2clusters
Due 09:3000:00

Clean unit 0304

Cau Giay cluster, floor 3. Next guest checks in at 14:00

  • Door opened with staff code at 09:02
  • TingEdge detected someone in the unit

Up next

  • Inspect unit 020110:00
  • Replace lock battery, unit 010211:00
  • Clean unit 010313:30

Staff and contractor app

  • Today's tasks by due time and by cluster
  • Check-in verified by a personal door code and occupancy from the TingEdge
  • Checklists, photo proof, report damage on the spot
  • Contractors take work from several operators

Lock software knows who opened the door. TingStay knows what is happening inside the unit

  • Monitoring scope

    TingStayThe whole unit: door, lighting, AC, main power, presence, utilities

    Lock vendor software
    Door and access codes
    Overseas platforms
    Locks, AC, sensors from several brands stitched together
  • Power and water

    TingStayRead automatically from devices in the unit

    Lock vendor software
    Manual readings
    Overseas platforms
    Usually not available
  • When the internet is down

    TingStayScenes keep running in the unit, data is resent later

    Lock vendor software
    Logs and remote control lost
    Overseas platforms
    Depends on each vendor cloud
  • Detecting stays without a booking

    TingStayCombines door, presence and power use

    Lock vendor software
    Door logs only
    Overseas platforms
    Limited
  • Bookings via Zalo, phone

    TingStayQuick stay creation, plus OTA sync

    Lock vendor software
    Yes
    Overseas platforms
    Designed for OTAs
  • On-site support

    TingStayNEXT HOME engineers in Hanoi, Hai Phong, Da Nang

    Lock vendor software
    Depends on the vendor
    Overseas platforms
    Not available in Vietnam
  • Single point of contact

    TingStayOne contact for hardware and software

    Lock vendor software
    Lock only
    Overseas platforms
    Several vendors

Pricing

Priced per door, not per user

One door lock is one TingEdge and one billable unit. Basic is free with the hardware. Start from 149,000 VND and Pro from 249,000 VND per unit per month, 30% less when paid yearly.

Billing cycle

Basic

Owners with a few units who run them themselves

Free

included with every TingEdge

Request a consultation

Unit operations

  • Unit list by cluster and building
  • Issue and revoke door codes manually
  • Room status board, remote device control
  • Power and water per unit
  • Alerts for door left open, power cut, water leak

Start

Most popular

Operators running a few dozen units

149,000 VND/unit/month

1 unit = 1 TingEdge, excluding VAT

1,250,000 VND/unit/year

about 104,000 VND per month, excluding VAT

Request a consultation

Everything in Basic, plus core operations

  • Stay calendar, OTA calendar sync
  • Door codes issued automatically per stay
  • Alerts for occupancy without a booking, overstays
  • Cleaning tasks, incident tickets
  • Bills, QR payments, deposits

Pro

Professional operators with several clusters and a staff team

249,000 VND/unit/month

1 unit = 1 TingEdge, excluding VAT

2,090,000 VND/unit/year

about 174,000 VND per month, excluding VAT

Request a consultation

Everything in Start, plus operations and management

  • Inventory, minibar, linen
  • Books by business line, profit and loss per unit
  • Shifts, attendance, contractors
  • Scheduled maintenance, remote diagnostics
  • Power and water per occupied night report

See plan rules and add-ons

FAQ

Questions operators often ask

Cannot find your question? Call 0961 441 678 or message us on Zalo.

How much does TingStay cost?

Basic is free and comes with every TingEdge. Start is 149,000 VND per unit per month, or 1,250,000 VND per year. Pro is 249,000 VND per unit per month, or 2,090,000 VND per year. Paying yearly saves 30%. Prices exclude VAT; volume pricing applies from 20 TingEdge units, and Enterprise is priced under a separate contract.

What is TingStay?

TingStay is operations software for rental apartments, homestays, serviced apartments and monthly rentals, developed by NEXT HOME. Each unit has an TingEdge connected to the HDL devices in the unit, so the operator can issue door codes remotely, see which units have guests, which devices are running, how much power and water is used, and assign cleaning, all in one system.

How is TingStay different from typical homestay management software?

Typical management software only knows what staff type in. TingStay reads data directly from the unit: the door, presence sensors, power and water meters, the AC. That lets it detect people staying outside a booking or past check-out, empty units that still use power, and issue and revoke door codes automatically per stay.

Which business models is TingStay for?

Rental operators with many units in many locations and no front desk on site: homestays, serviced apartments, Airbnb apartments, mini apartment buildings and monthly rentals. Each unit can be rented by the hour, by the night or by the month.

I take bookings via Zalo and Booking.com. Do I have to change how I take bookings?

No. TingStay does not replace your booking channels. For guests who book via Zalo or phone, the front desk creates a stay in a few steps; bookings from Booking.com, Agoda and Airbnb sync over through the calendar. From that stay, the system generates the door code and prepares the unit.

Can guests still get in if the internet goes down?

Yes. The door code is stored on the lock, and the scenes in the unit run on the TingEdge installed in the unit itself. When the connection is back, the TingEdge resends all its data, so no logs are lost.

My units use TTLock or NeoLock. Will they work?

Yes. In the first phase TingStay connects to locks through the TTLock and NeoLock platforms under your written authorization. The operations logic only deals with "grant access for a stay", so switching lock brands later does not change how you operate.

Does TingStay do accounting or issue tax invoices?

No. TingStay records revenue, costs, deposits and receivables per unit and exports clean figures for your accountant. You decide your bill templates and how utilities are charged. E-invoicing is an add-on.

Do I need to rewire the electrical system in the unit?

Each unit uses an HDL Buspro control system on its own bus, connected to an TingEdge in the electrical panel. For units under construction or renovation, NEXT HOME engineers survey the site and propose a specific wiring plan. Units without an TingEdge can still be registered, but cannot be operated in the system yet.

Does it work for monthly rentals?

Yes. Each unit can be rented by the hour, by the night or by the month. For monthly rentals, the system records power and water readings per billing cycle, tracks deposits and receivables, and revokes access when the lease ends.

Start with a few units, scale once you see the results

NEXT HOME engineers survey your units, propose the hardware setup and install TingStay for your first cluster.