Ortem Technologies
    Fitness & WellnessView Related Service

    GymApp — Fitness & Gym Management SaaS

    Built GymApp — a multi-tenant fitness and gym management SaaS platform that replaces fragmented tools with a single solution for class scheduling, QR code check-ins, automated billing, workout tracking, and member management. Designed to scale from single boutique studios to multi-location franchises.

    Client

    GymApp

    Project Value

    $55,000+

    Rating

    5.0/5.0
    GymApp — Fitness & Gym Management SaaS

    The Challenge

    The fitness studio and gym management market in 2023 was characterized by two deeply unsatisfying options: fragmented point solutions or legacy enterprise platforms built for hotel chains that were grossly over-engineered for boutique studios and regional gym chains. The incumbent players — Mindbody, Glofox, and Zen Planner — dominated the market but shared the same core problems: expensive per-location licensing, no white-label options, limited API access, and interfaces that had not meaningfully evolved in years. Operationally, gym owners were stitching together 4–6 separate tools to run their business. Member management lived in one system, class scheduling in another, billing was handled through a disconnected payment gateway, workout tracking was done via a separate app (or a paper binder), and reporting required manually exporting CSVs from each system and reconciling them in a spreadsheet. Front-desk staff were navigating multiple browser tabs simultaneously to check a member in, verify their membership status, and process a drop-in payment. Specific pain points were severe and measurable. Class no-shows averaged 30–40% of booked capacity at busy studios — because the booking process had no friction and members faced no consequence for not attending. Trainer scheduling conflicts were resolved manually via WhatsApp and spreadsheets, with no visibility into which trainer was assigned to which class until the coach arrived at the studio. Payment collection delays were endemic: membership renewals were tracked in spreadsheets, renewal reminders were sent manually, and failed payments were followed up by phone calls from the front desk — consuming 6–10 hours of admin time per week per location. Member check-in queues were a consistent source of negative reviews on Google and Yelp. A typical boutique studio handling 25–40 members per peak-hour class saw front-desk queues of 8–12 people, each requiring a manual search of the member database, membership verification, and waiver confirmation. This experience was the first touchpoint members had when they arrived for a workout — and it was setting a negative tone before the class started. The specific client requirement that defined this project was not simply to rebuild a better gym management tool — it was to build a white-label platform that the client could license to gym chains under their own branding. The client had 4 gym locations of their own and relationships with 20+ independent gym operators in their network who were paying for Mindbody licenses they found too expensive and too generic. The platform needed to support custom domain per tenant, configurable branding (logo, color scheme, typography), and the ability for the client to onboard new gym operators without any involvement from the development team. This white-label licensing requirement drove every architectural decision from the start.

    The Goal

    Design and ship a modern, production-grade fitness management SaaS with multi-tenant architecture, automated Stripe billing, class scheduling with waitlists, QR code member check-ins, custom workout tracking, and a 4-tier access control system (Super Admin, Gym Owner, Coach, Member) — with full white-labeling capabilities and a mobile-responsive member portal.

    Solution & Implementation

    1Analysis

    Conducted discovery sessions with gym owners, coaches, and members across boutique studios and larger fitness facilities. Identified five critical workflow failures: no unified dashboard for revenue and attendance, manual and error-prone billing processes leading to revenue leakage, clunky class scheduling that discouraged bookings, lack of integrated workout/PR tracking, and no proper role separation meaning coaches had unnecessary access to financial data. Benchmarked the top five competitor platforms — Mindbody, Glofox, Zen Planner, Pike13, and Wodify — to identify feature gaps and positioning opportunities. Found that none offered a true white-label architecture: all required gym operators to show the platform's own branding in the app. This gap was the core product opportunity.

    2Designing Solution

    The member-facing app was built in Flutter (a single codebase delivering native iOS and Android) with QR code check-in, one-tap class booking with live waitlist position, and progress tracking for PRs and attendance streaks. The staff dashboard is a React 18 + TypeScript web app showing real-time gym occupancy, class rosters, daily revenue, and MRR/churn reporting. The white-label layer applies each tenant's logo, colors, and custom domain at runtime — so a member opening the app sees their gym's brand, not the platform's. Multi-location chains use a hierarchical tenant model with PostgreSQL Row-Level Security isolating each location's data. Payments run on Stripe in two modes: Subscriptions for recurring memberships and Connect for platform-facilitated payouts to each operator — the architecture that makes the white-label licensing model work.

    3Customizing Business Logic

    The platform features a highly customizable white-label interface allowing each gym tenant to apply their own branding (logo, primary and secondary colors, typography, and hero imagery) through a no-code theme configuration panel. Custom domain support allows gym operators to serve the member portal from their own domain (e.g., members.goldsgym.com) with automatic SSL provisioning via Let's Encrypt. The admin dashboard presents real-time KPI cards for active members, monthly recurring revenue (MRR), and class attendance trends. The class scheduling module includes automated waitlists, per-class capacity limits, booking windows (how far in advance members can book), and cancellation policies (penalty for late cancellations enforced via the billing integration).

    4Scale & Optimize

    Implemented fully automated billing cycles via Stripe webhooks, eliminating the need to manually chase payments. Stripe's Smart Retries automatically reattempts failed subscription payments on the optimal day based on card network data — recovering an estimated 15–20% of failed renewals that would otherwise churn. Check-ins are streamlined using dynamic QR codes generated for each member, scanning instantly at the front desk via the staff app camera — reducing check-in time from an average of 45 seconds (manual database lookup) to under 8 seconds. The multi-tenant architecture ensures that multi-location owners can view consolidated reports across all their facilities while restricting local managers to their specific location. The 4-tier RBAC (Role-Based Access Control: Super Admin, Gym Owner, Coach, Member) ensures secure, minimal-privilege access across the entire platform.

    Results & Impact

    340% increase (3 months)

    Online Class Bookings

    28% reduction

    Member Churn Rate

    14 (US, UAE, Australia)

    Licensed Gym Chains

    $2.4M

    ARR in Year 2

    62% reduction

    Check-in Time

    99% on-time

    Payment Collection

    Multi-tenant RLS

    Architecture

    Twelve modules under one login — members, classes, check-in, billing, reports, shop & POS, challenges, waivers, comms, reminders, branches, and a mobile app — with no per-seat upsells or add-ons

    Multi-tenant architecture with per-organization Row-Level Security ensuring absolute data isolation across different gym franchises

    Automated Stripe subscription billing with Smart Retries dunning and Point-of-Sale (POS) integration for zero-touch payment collection

    QR kiosk check-in with codes refreshed every 5 minutes and a live attendance feed — cutting check-in from 45 seconds to under 8

    Branded native iOS + Android apps (Flutter) included in every plan: one-tap check-in, class booking, progress tracking, Face ID login, push reminders

    Full white-label: members see your logo, colors, and domain (app.yourgym.com with SSL) across the portal and the App Store / Play Store apps

    Branches module runs unlimited locations under one console with consolidated reporting; 4-tier RBAC (Super Admin, Gym Owner, Coach, Member) enforces least-privilege access

    Key Technologies

    React 18 + TypeScriptViteTailwind CSSSupabase (PostgreSQL, Auth)Row-Level Security (RBAC)Stripe Billing & ConnectQR Code Check-ins

    Project Gallery

    GymApp — Fitness & Gym Management SaaS screenshot 1
    GymApp — Fitness & Gym Management SaaS screenshot 2
    GymApp — Fitness & Gym Management SaaS screenshot 3
    GymApp — Fitness & Gym Management SaaS screenshot 4
    GymApp — Fitness & Gym Management SaaS screenshot 5
    GymApp — Fitness & Gym Management SaaS screenshot 6
    GymApp — Fitness & Gym Management SaaS screenshot 7
    "GymApp completely transformed how we run our studios. We replaced three different legacy systems with one unified platform. The automated billing handles itself, the members love how easy it is to book classes on their phones, and the QR check-ins have made our front desk operations incredibly smooth."
    G

    GymApp Platform

    GymApp

    Want similar results for your business?

    We build the same for teams like yours — fixed scope, fixed price, senior engineers only.

    Build Something Similar

    Technical Approach

    GymApp's multi-tenant architecture is built on PostgreSQL Row-Level Security (RLS) policies, which enforce tenant isolation at the database layer rather than relying solely on application-level filtering. Every table has a tenant_id column, and RLS policies prevent any query — regardless of which API endpoint triggered it — from returning rows belonging to a different tenant. A bug in the application layer cannot produce cross-tenant data leakage because the database rejects non-matching queries before they execute.

    The billing architecture uses two separate Stripe integrations for two distinct use cases. Stripe Subscriptions handles recurring membership billing for gym members (monthly and annual plans, trial periods, automatic failed payment retry with Smart Retries). Stripe Connect handles platform-facilitated payouts for the white-label licensing model — each gym operator receives payouts directly to their Stripe Connected Account, with platform fees withheld automatically at the point of payment. This Connect architecture was essential for the business model: the GymApp client acts as the platform intermediary, never touching member payment data directly.

    The Flutter mobile app generates QR codes unique to each member and refreshed every 5 minutes, preventing screenshot sharing or code reuse. The staff check-in app scans QR codes via the device camera, validates against the backend, and confirms check-in in under 8 seconds — down from 45 seconds for manual database lookup. AI-powered attendance and churn prediction models were added in the second phase: the attendance model predicts class fill rates 48 hours in advance from 6 months of historical data, and the churn model identifies at-risk members based on attendance decline and booking cancellation patterns, triggering automated retention workflows before renewal lapses.

    Frequently Asked Questions

    About Ortem Technologies

    Ortem Technologies is a premier custom software, mobile app, and AI development company. We serve enterprise and startup clients across the USA, UK, Australia, Canada, and the Middle East. Our cross-industry expertise spans fintech, healthcare, and logistics, enabling us to deliver scalable, secure, and innovative digital solutions worldwide.

    Ready to Build Something Like This?

    We've built fitness & wellness solutions like this for teams across the US, UK, and Middle East. Fixed scope. Fixed price. Senior engineers from day one.

    Free 30-minute scoping call — no commitment, no sales pitch.