Built specifically for gym owners, branch managers, and reception staff. Manage members, auto-renew memberships, track dues, print PDF reports, control staff permissions, and automate WhatsApp billing. Every core feature is 100% free forever.
A robust, no-nonsense gym management system engineered for performance and profit.
Add members, manage subscriptions, record payments, generate PDF reports, control staff roles, and manage branches with zero subscription fees.
When a membership reaches its end date, the system automatically creates the next month's membership at the branch's latest price rate.
Instant dashboard insights showing exactly who has paid, who owes fees, and total pending amounts per member and branch.
Manage all gym locations under one central account. Switch between single or multiple branches instantly using the 1-click branch switcher.
Run your gym on the go using the mobile Android App or manage detailed operations from your desktop browser using the Web Admin Panel.
Automate pending-fee reminders and instant digital payment receipts directly to members via the official Meta WhatsApp Cloud API.
Stop making awkward payment reminder calls. FitOS integrates directly with Meta's Official WhatsApp Cloud API to send reliable payment receipts and automated pending-fee alerts.
Sends personalized alerts containing the member name, remaining balance, total membership cost, amount paid, and branch name directly to the member's WhatsApp number.
Every time a payment (full or instalment) is recorded on the App or Web panel, an instant digital receipt is dispatched automatically via WhatsApp.
Turn WhatsApp automation ON or OFF per branch. View complete message logs on the web panel (recipient, timestamp, delivery status). Includes 1-tap manual WhatsApp reminders from the Free Mobile App.
Hello Rajesh Sharma, your membership fee reminder for FitOS Gold Gym.
• Plan Cost: ₹3,000
• Paid: ₹1,500
• Pending Balance: ₹1,500
Thank you for training with us!
Payment received! ₹1,500 collected by Staff (Ramesh) for Rajesh Sharma via UPI-Online.
Keep track of key performance indicators, collections, and dues across all locations.
Live metric cards displaying total revenue (₹), active member count, staff count, and active branches.
Instant breakdown of fully paid members, pending members, total collected revenue (₹), and total outstanding dues (₹).
Side-by-side branch comparison graphs on the Web Panel and monthly revenue bar charts on the Mobile App.
Filter members, active memberships, and collection revenue per branch for any selected date range on the Mobile App.
From single-step mobile onboarding to bulk Excel imports, FitOS gives your team complete control over member profiles, active plans, and auto-renewals.
Add a new member, assign their membership plan, and record their initial payment in one fast step.
Download the template, populate member records, and upload. Error rows are highlighted automatically so you can correct mistakes.
When a membership ends, the next month's membership is generated automatically at the branch's latest configured price.
Stop a membership with an end date. The software calculates the pro-rata fee for the exact days used, with full audit trail logging.
Record payment modes, manage part-payments, and download print-ready PDF audit reports.
Record payments as Cash or UPI-Online with exact date, amount, and the staff member who collected it ("Collected By").
Memberships can be paid in parts. FitOS automatically calculates and tracks the remaining balance with a dedicated instalment history view per membership.
Download clean, shareable PDFs directly from the app:
• Payment Report: Date range, member, payment mode, staff collector, total.
• Pending Customers Report: Member name, mobile, exact due balance.
Expand your fitness business without losing control. Add unlimited branches, assign custom staff roles, and restrict data access per user.
Add unlimited branches with custom names, addresses, and branch-specific membership prices. Complete branch price change history is recorded automatically.
Filter the entire admin panel dashboard to one or multiple selected branches. Branch managers see only their assigned locations.
Create custom roles (Manager, Receptionist, Trainer). Grant or restrict View / Add / Edit access across modules (Users, Roles, Branches, Subscriptions, Payments, Customers, Inquiries).
FitOS is 100% free. Upgrade to Pro only if you want automatic WhatsApp messages.
100% free for unlimited members and staff.
Includes everything in Free + Meta WhatsApp Cloud API automation.
Download the FitOS Android App or sign up on the Web Admin Panel in under 2 minutes.