Book without back-and-forth
Customers choose an available slot, pay online and receive everything they need for arrival.
Booking + payment + confirmationBooking infrastructure for self-service gyms
Self-service gym operations, automated.
Sparekey.io connects bookings, payments, access codes, smart locks, SMS reminders, invoices and reporting into one reliable flow.
Used by
Operating flow
Every visit, connected.
- Book slot
- Pay online
- Generate code
- Sync locks
- Send SMS
- Track reports
What it solves
Bookings, access and admin in one flow.
Access stays in sync
Each reservation gets its own access code and lock validity window.
Unique code + smart lock syncLess admin after checkout
Invoices, discount codes and customer messages are handled from the same flow.
Invoices + promo codes + SMSSee what is happening
Bookings, revenue, utilization and accounting exports are ready when needed.
Stats + revenue + exportsPricing
One-time setup. No subscription.
The setup includes your website presentation and custom implementation around your gym, lock and booking flow.
- Website presentation
- Booking and payment flow
- Lock integration setup
Built by
Marek Andrášik
I am a freelance digital product developer with almost 20 years of experience in product development. I design and build practical software for real business workflows, with a focus on reliable operation, clear scope and long-term usefulness.
Demo and consultation
Ready to automate your gym access?
Book a free consultation or product demo. We will walk through your current operations, access setup and what should be automated first.