Gym & Fitness Class Booking Software: How to Fill Your Timetable

Gyms, studios and fitness businesses live and die by attendance. A full class creates energy and keeps members coming back; a half-empty one costs you the same to run. The right gym booking software makes it effortless for members to book, keeps classes at the right capacity, and gives you a clear view of what's selling.

This guide covers what to look for in gym and fitness class booking software in the UK — whether you run a boutique studio, a CrossFit box, a yoga or Pilates studio, or a gym with group classes and personal training.

What gym booking software needs to handle

Fitness businesses usually take several kinds of booking at once:

• Group classes with a maximum number of places (spin, HIIT, yoga, Pilates, boxing)
• One-to-one sessions such as personal training or physio
• Facilities like studios, courts or recovery rooms
• Multiple instructors with their own schedules
• Peak times — early mornings, lunchtimes and evenings — that fill fast

Generic appointment tools often handle one-to-one bookings well but struggle with capacity-based classes. Make sure the software you choose handles both.

Must-have features

1. Class capacity

Each class should have a maximum number of places. Members can book until the class is full, and your instructors always know how many people to expect.

2. Fast mobile booking

Most members book from their phone, often on the way to work. A mobile-friendly booking page or a widget on your website keeps booking to a few taps.

3. Payment at booking

Taking payment when members book drop-in classes or sessions dramatically reduces no-shows. Read our guide on taking deposits and payments for appointments.

4. Automated confirmations and reminders

Automatic confirmation emails and reminders before each class reduce no-shows and late arrivals. See how to reduce no-shows for more tactics.

5. Personal training alongside classes

If your trainers also sell one-to-one sessions, manage them in the same system. Our personal trainer booking guide covers this in detail.

6. Multiple sites

Growing gym brands need separate timetables, staff and reporting per site in one account. See booking software for multiple locations.

7. Reporting and insights

Know which classes, times and instructors are most popular — and which slots need promoting or rethinking.

8. Marketing tools

Discount codes for intro offers, email campaigns to lapsed members, and reviews all help fill the timetable. See our guide to win-back email campaigns — the same tactics work brilliantly for gyms.

How to fill more classes

1. Publish your timetable online and make every class bookable.
2. Run an intro offer with a discount code for new members.
3. Promote quiet classes by email and social media.
4. Use your data to move or merge classes that consistently under-fill.
5. Charge for drop-ins at booking to cut no-shows.
6. Ask for reviews after first visits.
7. Answer every phone enquiry — new members often call first. An AI receptionist can answer and book while your team is on the gym floor.

Gym booking with Dyal

Dyal is UK-built booking software for gyms, studios and fitness businesses:

• Group classes with capacity limits and one-to-one sessions in one system
• Studios, courts and equipment as bookable resources
• Branded booking page and website widget that works on any phone
• Card payment at booking via Stripe, with no commission taken by Dyal
• Automated email confirmations and reminders
• Multiple locations in one account
• Discount codes, email campaigns and reviews
• Dashboard and AI Insights on your busiest classes and times
• An iPhone app for owners, managers and instructors

Frequently asked questions

What is the best gym booking software in the UK?

The best gym booking software handles both capacity-based classes and one-to-one sessions, takes payment at booking, sends automatic reminders, works well on mobile, and doesn't take commission on your bookings.

Can members book gym classes online?

Yes. Members choose a class from your timetable and book a place online until it's full, from your website, booking page or social media.

How do I stop people booking classes and not turning up?

Take payment at booking for drop-in classes, send automatic reminders, and make it easy to cancel so places are released for others.

Can I manage personal training and classes in one system?

Yes. Good fitness booking software handles group classes and one-to-one personal training sessions side by side.

Fill your timetable

Make booking easy, take payment upfront and use your data to fill every class. See Dyal's plans — online booking from £10 a month, with your first 3 months free.