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Booking software for saunas and cold plunge in the UK

How UK sauna and cold plunge studios handle session capacity, timed slots, deposits, and online booking without marketplace commission.

Published 25 May 2026

Modern wooden sauna interior with stone heater

What saunas and plunge studios need from booking software

Sauna and cold plunge businesses are not standard 1:1 appointments. You may run shared sessions with a capacity limit, timed slots (e.g. 90-minute windows), or private hire alongside open sessions.

Generic salon software often assumes one client per chair. You need capacity limits, group sessions, and clear closure blocks for maintenance or private events.

Capacity, sessions, and timed slots

  • Set a maximum number of guests per session so you never overbook the room.
  • Run recurring group sessions (e.g. every Saturday morning) without rebuilding the calendar each week.
  • Block time for cleaning, staff breaks, or private hire.
  • Offer different service durations: express plunge, full sauna circuit, couples sessions.
Card payment at a wellness venue
Photo Unsplash

Prepayment at booking secures session revenue before clients arrive.

Deposits and no-shows

Shared sessions have high opportunity cost: an empty slot is wasted capacity others could have filled. Taking a deposit or full payment at booking reduces no-shows and secures revenue before clients arrive.

Sway supports deposits and card payments on all plans, with pay-at-venue as an option if you prefer cash on arrival for regulars.

Your branded page — and discovery without commission

Wellness studios often build community through Instagram, local press, and word of mouth. Your booking link should go to your brand — and as Sway grows, clients can discover you on the platform too, without the commission that Treatwell or Fresha charge on marketplace bookings.

Sway gives you a branded page and optional website embed. No marketplace commission means more of each session fee stays with your studio.

How Sway plans fit your business

List your session types, set capacity per slot, and share your booking link. Start on Free and upgrade when you need unlimited bookings, embeds, or team calendars.

Single sauna room? Free handles session booking. Venue with sauna, plunge, and staff? Individual adds passes and unlimited bookings.

Free

Businesses getting started

£0/month

Platform fee 2.4% on online payments

  • 1 staff member
  • Up to 10 services
  • Up to 50 bookings per month
  • Online booking page
  • Deposits and online payments
Start free

Individual

Solo professionals and small businesses

£14.99/month

Billed monthly

Platform fee 0.5% on online payments

  • Everything in Free
  • No service cap
  • Unlimited bookings
  • Embed booking on your website
  • Calendar subscription (Google, Apple, Outlook)
Get started

Team

Growing teams

£19.99/month

Billed monthly

Platform fee 0.35% on online payments

  • Everything in Individual
  • No service cap
  • 2 staff members included (extra seats from £7.99/mo each)
  • Staff calendars
  • Per-staff calendar subscription links
Choose Team

Growing beyond word of mouth

Many sauna and plunge studios start with referrals and a Google listing. A booking link on your website, Instagram bio, and Google Business Profile turns interest into confirmed appointments — and as Sway grows, clients can discover you on the platform too, without marketplace commission.

Sway gives you a branded booking page from day one. Individual plans and above can embed booking on an existing website, sync to Google or Apple Calendar, and send automated reminders.

Frequently asked questions

Yes. Create separate services with different durations and capacity limits. Private hire can be capacity 1; shared sessions can allow multiple bookings until the room is full.

Ready to try Sway?

Start free with your own booking page. Upgrade when you need unlimited bookings, embeds, or team calendars.

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