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What we build

Booking and scheduling app MVP

Availability, online bookings, confirmations and reminders — a working booking system deployed in 48 hours for a fixed $3,500 AUD.

Short answer

Availability, online bookings, confirmations and reminders — a working booking system deployed in 48 hours for a fixed $3,500 AUD.

Booking products are the most reliably successful category for a 48-hour build, because the customer usually already exists. A clinic, a studio, a trades business or a tour operator is taking bookings today by phone and text, losing some of them, and double-booking occasionally. The software does not have to create demand, it has to stop leaks.

That also makes the value easy to measure. If the business took twelve bookings online in the first week that would otherwise have been phone calls at 9pm, the product has paid for itself and you know within days rather than months.

The trap in booking software is the calendar. Recurring availability, timezone handling, buffer times, staff-specific rules and cancellation policies can absorb unlimited time. A 48-hour build handles the common case properly and leaves the edge cases visible rather than half-built.

The three features worth starting with

  1. 1

    Availability and a booking calendar

    Opening hours, slot lengths, buffers, and blocked-out dates a customer cannot book into.

  2. 2

    Customer booking flow

    Pick a service, pick a time, enter details, confirm — in under a minute on a phone.

  3. 3

    Confirmations and reminders

    Instant confirmation email, reminder before the appointment, and an email to the business for every booking. This is what cuts no-shows.

Deliberately left out of version one

  • Multi-staff rosters with individual rules and skills matching
  • Deposits and cancellation-fee charging (Stripe can be added in version two)
  • Two-way sync with Google Calendar or Outlook
  • SMS reminders, which need a Twilio account and a per-message budget

Technical decisions for this kind of product

  • Every booking stored in UTC and displayed in the local timezone — getting this wrong is the classic booking bug
  • A database-level constraint preventing two bookings in the same slot, not just a check in the code
  • Transactional email through Resend, with the business copied on everything
  • Mobile-first interface, because the overwhelming majority of bookings happen on a phone

A worked example

Bookings for a mobile dog groomer

Customers pick a service and a time slot from real availability, get an instant confirmation and a reminder the day before, and the groomer gets an email plus a day sheet. No staff management, no deposits. Replaces about forty text messages a week.

The mistake to avoid

Building for every business like yours instead of for the one business you know. Build the specific version first, get it used, then generalise from something that works.

Common questions

Can you build a booking app in 48 hours?
Availability, online bookings, confirmations and reminders — a working booking system deployed in 48 hours for a fixed $3,500 AUD.
What features should a booking app MVP start with?
Availability and a booking calendar: Opening hours, slot lengths, buffers, and blocked-out dates a customer cannot book into. Customer booking flow: Pick a service, pick a time, enter details, confirm — in under a minute on a phone. Confirmations and reminders: Instant confirmation email, reminder before the appointment, and an email to the business for every booking. This is what cuts no-shows.
What is left out of a booking app MVP?
Multi-staff rosters with individual rules and skills matching; Deposits and cancellation-fee charging (Stripe can be added in version two); Two-way sync with Google Calendar or Outlook; SMS reminders, which need a Twilio account and a per-message budget. Each of these is deliberately deferred to a later build rather than half-finished in the first one.
What is the most common mistake when building a booking app?
Building for every business like yours instead of for the one business you know. Build the specific version first, get it used, then generalise from something that works.

Related reading

Other build types

Thinking about building a booking app?

A 30-minute call ends with a straight answer on whether your idea fits a 48 hours build, and which three features make the cut. No obligation, no pitch deck.

Fixed $3,500 AUD. Scope agreed in writing before anything is built.