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Official WhatsApp for stays

Works today

Run guest communication on official WhatsApp

For operators serving guests who prefer WhatsApp, InnSync combines the official WhatsApp Business API, Carmen, and a shared hospitality inbox.

Join the listBook a design-partner call

The official WhatsApp Business inbox and Carmen's WhatsApp workflow are available today.

See it working

Carmen answers with the booking in front of her

Carmen answers a guest’s WhatsApp question with booking context inside the operator inbox.

  • InnSync inbox: conversation list on the left with each channel, the thread in the middle, and the guest panel on the right with the booking, the detected mood and the documents

    The whole screen, with the guest panel open.

  • InnSync properties screen: units grouped by building, each with Wi-Fi password, access code, check-in and check-out times, parking and rules

    Properties grouped by building — this is where the answers come from.

  • Phone screen asking the guest for a photo of their ID to fill in the check-in details

    The guest check-in, from their own phone.

Real screens from the product. The interface also runs in English.

What you get

Official API connection

InnSync uses the official WhatsApp Business API for guest communication, not an unofficial gateway.

Unified hospitality inbox

The inbox brings together WhatsApp, Airbnb, Booking.com, Expedia, and email conversations.

Approval on your terms

Review Mode can hold every Carmen message for approval, while selected topics can move to automatic handling.

InnSync has become essential to our growth.
QuarterDaniel and Thales at QuarterShort-term rental management · Goiânia, Brazil

Frequently asked questions

See it on your operation

Tell us which system you run and we will show you exactly what changes on your operation.

Join the listBook a design-partner call

No card. A real conversation with the founder and the team.