Build guides

Building a booking & appointments app

A booking app lets people pick a time slot and get reminded, while you manage a calendar behind the scenes.

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Booking apps live or die on the calendar. People expect to see real availability, pick a slot in a few taps, and get a reminder before the appointment. Behind the scenes, you need a clear way to block out time, handle cancellations, and avoid double bookings.

Most booking apps also need reminders (push or text) and a simple way for the person providing the service to see their day at a glance. Payments at the time of booking are common too, especially for services people might skip.

Developers who’ve built booking & appointments apps

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Frequently asked questions

Do I need to build my own calendar?

Not necessarily. Many developers connect to an existing calendar (like Google Calendar) instead of building one from scratch, which saves time and avoids sync problems.

Should people pay when they book?

It depends on your business. Charging at booking time reduces no-shows, but adds complexity. A verified developer can help you weigh this for your specific case.

Can this work for a team, not just one person?

Yes. Team scheduling is a common variation, where each team member has their own calendar and customers pick who and when.