Custom website
A drag-and-drop builder for a real site on your own domain. No code, no agency.
Launch your fitness business onlineEverything your gym needs.
Everything your gym needs.
One platform.
Scheduling, payments, client management, workout building and tracking, and a custom website, all built for independent trainers and studios.
Free for 30 days, then billed monthly. Cancel anytime.
Purpose Built for Fitness Pros
Flex handles the busywork so you can reclaim your time and do what you love: coaching your clients.
AI workout builder
Generate multi-week, periodized programs in seconds, then fine-tune every set.
Smart scheduling
Run classes and one-on-ones with automatic waitlists and reminders.
Payments & packages
Sell memberships, class packs, and subscriptions with payouts to your account.
Client management
Keep profiles, attendance, and coaching notes for everyone in one place.
Progress tracking
Log PRs, body metrics, and goals, with charts clients actually open.
Exercise library
500+ ready-to-use movements plus templates you can save and reuse.
Member portal
Clients book, pay, and follow their workouts from any browser.
Owner dashboard
See revenue, bookings, and attendance trends at a glance.
Simplify Every Step
Fast to set up, effortless to run, and genuinely easy for your team and your members.
For owners
Launch in a day. Build your site, set up classes, and turn on payments, no developer required.
For coaches & staff
Manage schedules, clients, and workout programs from a single dashboard.
For members
Book classes, pay online, and follow their workouts from any device, no app to download.
Simple, transparent pricing
No setup fees. No contracts. Start with a 30-day free trial and cancel anytime.
Billed month to month.
Trainer
For independent personal trainers
$59$59/mo
Billed monthly
Start free trial- Branded website
- Unlimited clients · 3 coaches
- Scheduling with waitlists
- Payments, packages & memberships
- Workout logging + AI builder
- Progress tracking & assessments
- Member portal
- Email support
Most popular
Studio
For studios and group fitness
$129$129/mo
Billed monthly
Start free trial- Everything in Trainer, plus:
- Custom domain
- 10 coaches
- 200+ exercises & templates
- Advanced AI builder
- SMS notifications
- Analytics dashboard
- Priority email support
Pro
For multi-location gyms and studios
$249$249/mo
Billed monthly
Start free trial- Everything in Studio, plus:
- Unlimited pages & coaches
- 500+ exercise library
- Multi-location management
- Advanced analytics & reports
- Most powerful AI builder
- Phone & priority support
All plans include a 2.5% transaction fee on client payments. Need Enterprise with white-label and dedicated support? Contact us.
Built by a gym owner, for gym owners
Proudly running First XI FitnessYour money and your data, protected
Stay in control of your revenue, your data, and your business.
You get paid directly
Money lands in your account. We never hold it or store cards.
Encrypted by default
Encrypted in transit and at rest. We never sell your data.
Reliable and backed up
Enterprise hosting with automatic backups.
Isolated and access-controlled
Separated data with role-based access.
PCI-compliant payments · Role-based access · Automatic backups
Ready to grow your fitness business?
Join the trainers and studios building their business on Flex. Start your 30-day free trial today.