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Fitness App Development Company For US Fitness and Wellness Brands A Remote Dedicated Developer
A remote mid-to-senior developer dedicated to your fitness app full time: Apple HealthKit and Health Connect sync, App Store and Google Play subscriptions, coach tools and AI features. Live with your Eastern-time morning, a written handover before your day starts, and one invoice in USD.
Years of Experience
Talented IT Professionals
Successful Projects
Clients
Fitness App Development From Empiric Infotech LLP
Empiric Infotech LLP is a fitness app development company for US gyms, studio brands, online coaching businesses and wellness startups that need an app members open every day and a developer who keeps improving it. You get one remote mid-to-senior engineer, or a small dedicated team, working full time on your app only. Our developers work from India, and we have a US office in Bridgeville, Pennsylvania. Fitness apps for the US market come with their own list: HealthKit and Health Connect permissions that Apple and Google review, subscriptions sold through the App Store and Google Play, card payments for in-person sessions that sit outside store billing, and health data that is often outside HIPAA but can still fall under the FTC's Health Breach Notification Rule. Our portfolio includes Nutrinova, an AI calorie counter that logs meals from a photo, and DRT, a subscription training app with streamed workouts. Your developer joins your morning standup on Eastern time and leaves a written handover that is waiting when you start.
What our fitness app development company builds for US brands
The parts of a US fitness app that decide whether members stay, pay and trust you with their data.
HealthKit, Health Connect and Apple Watch
Read and write workouts, heart rate, steps and sleep through Apple HealthKit and Google Health Connect, with Apple Watch and Wear OS companion apps when the product needs a wrist. Permission prompts explain each data type in plain words, and Apple's rules for HealthKit data, such as no use for advertising, are built into the design.
Subscriptions and payments, US style
App Store and Google Play subscriptions with free trials, introductory offers and tier upgrades, with receipts validated on your server. Memberships and in-person training are charged by card through Stripe, because the store rules keep physical services outside Apple and Google billing.
Health data outside HIPAA, handled with care
Most consumer fitness apps sit outside HIPAA, and the FTC's Health Breach Notification Rule can apply instead; it treats sharing identifiable health data without the user's authorization as a breach, not only a hack. Your developer keeps health data away from advertising SDKs, records where every field flows, and builds consent and deletion flows for state laws such as Washington's My Health My Data Act.
Coach and trainer tools
Program builders, client check-ins, form-check video uploads, messaging and progress dashboards for personal trainers and online coaches, with roles so a head coach sees every client and each trainer sees only their own.
On-demand and live classes
Video libraries, class schedules and reminders, timers that follow the video, and casting to the TV with AirPlay and Chromecast, the setup DRT uses for its streamed rider workouts.
AI features your dietitians sign off
Meal logging from a photo or a voice note, AI coaching after each meal or workout, and plans that adapt to progress, as in Nutrinova. Registered dietitians or clinicians on your side approve what the AI may say about health, we build to their sign-off, and per-call costs are tracked from the first day.
How a US fitness app engagement starts
From a first call to a developer shipping test builds in under a week, scheduled around US mornings.
A call in your morning
Thirty minutes in your Eastern or Central morning. You share the app, your members, the features on deck and any launch date tied to a season, a studio opening or a campaign.
Scope, data map and tax form
Within 24 hours: a written scope, a short map of the health and payment data the app will handle and where it will be stored, and an introduction to one developer who fits. NDA and IP assignment are signed, and our W-8BEN-E goes to your accounts payable team.
Seven days to decide
Your developer starts within 48 hours with access to your repo, your Firebase or AWS project and App Store Connect, and works on a real backlog item. A full refund applies if day 7 shows it is not the right fit.
Monthly, in USD
One invoice a month in USD, paid by ACH, wire or card. Standups in your morning, a written handover every day, a senior team lead checking and testing each release, and seven days' notice whenever you want to stop.
Pricing for US fitness app development: hourly or monthly
Pick monthly for an ongoing roadmap, with 160 to 172 hours of full-time work from one developer, billed upfront in USD, or hourly for a defined job such as a HealthKit sync or a new paywall. Either way a senior team lead checks and tests every release, and there is no setup fee, no recruiting fee and no annual contract.
Hourly plan
- A dedicated developer, exclusive to you while you have hours booked
- Pay as you go - billed by the hour, time tracked, a weekly report
- Best for short, defined work; no monthly commitment
- Code review and pre-delivery testing by a senior lead, built in
Monthly plan
- A dedicated developer, full-time and exclusive - 160-172 hours a month
- The best value for an ongoing engagement
- Your repo, your cloud account, your tools
- Code review and pre-delivery testing by a senior lead on every release
- 7-day risk-free trial, monthly billing, cancel with 7 days notice
Dedicated team
- A dedicated team - developers plus a senior team lead who reviews and tests every release
- Add a developer (and a designer where the build needs UI/UX work) at the same rate
- Best for long-term, multi-track work; add a developer in 48 hours, no re-contracting
Your first 90 days, run from US mornings
The usual shape of the first three months with a US fitness team, from the first TestFlight build to a developer who is ahead of your backlog.
- Week 1
Accounts, data map and a first TestFlight build
Access to the repo, Firebase or AWS, App Store Connect and Google Play Console. A written list of every HealthKit or Health Connect data type the app reads, where each one is stored and which SDKs can see it. A first reviewed change ships to TestFlight.
- Month 1
A first feature with your beta members
The top roadmap item in front of your beta members, with analytics on trial starts, first workouts and the paywall. Release checklists are agreed with your team so nothing reaches the stores unreviewed.
- Month 2
Subscriptions, sync or AI
The heavier work: subscription tiers and receipt validation, HealthKit and Health Connect sync, a coach dashboard or an AI meal logger. Health wording goes to your dietitians or clinicians for approval before it ships.
- Month 3
Store release and a plan for next quarter
A release to both stores with review notes prepared for each permission. Your developer now proposes work too, such as fixing the step where new members drop off, and you plan the next quarter together.
A dedicated developer vs a US app agency, a contractor marketplace, or a US in-house hire
| Empiric Infotech (dedicated developer) | US app agency (fixed bid) | Contractor marketplace | US in-house mobile developer | |
|---|---|---|---|---|
| Cost basis | A flat monthly fee per developer, invoiced in USD | A fixed bid per phase, then change orders | An hourly rate per contractor, plus platform fees | Salary (BLS median $135,980 a year for software developers, May 2025), plus benefits and payroll tax |
| Hiring time | A developer on your backlog within 48 hours | Weeks: proposal, statement of work, kickoff | Days to weeks, depending on who you find | 3 to 5 months of recruiting |
| Health data handling | A written data map, consent screens, and health data kept away from ad SDKs | Set by the agency's process and contract | Up to the individual contractor | Your own policies and people |
| Release review | A senior team lead checks and tests every release | The agency's QA, inside the fixed scope | Only if you hire a second person to review | Your own process |
| Tax paperwork | W-8BEN-E provided; one vendor invoice a month | Agency MSA and invoices | 1099 / W-9 per contractor, or the platform's terms | Payroll, benefits and payroll taxes |
| After the App Store launch | The same developer ships the next releases | A maintenance retainer, usually priced separately | The contract ends with the project | The developer stays, if you keep them |
Rows describe how each option typically works in the US, not any single provider. Send us a quote you already have and we will compare it line by line.
Working hours and live overlap with US time zones
Our team works 09:30 AM - 07:30 PM IST and a project manager is on call 07:30 AM - 11:00 PM IST, Monday to Friday. Here is exactly when that lands for clients in the US, Europe and Australia, your region first.
US Eastern (New York, Boston, Atlanta) - full team online 12:00 AM - 10:00 AM, project manager 10:00 PM - 1:30 PM (next day).Live cover across the edges of your day, your morning and your evening, with a project manager who replies the same business day.
US Pacific (Los Angeles, San Francisco, Seattle) - full team online 9:00 PM - 7:00 AM (next day), project manager 7:00 PM - 10:30 AM (next day).We are online through your evening and overnight, and your project manager sets live calls in your morning so you are never blocked.
UK & Ireland (London, Dublin) - full team online 5:00 AM - 3:00 PM, project manager 3:00 AM - 6:30 PM.
Central Europe (Berlin, Paris, Amsterdam, Madrid) - full team online 6:00 AM - 4:00 PM, project manager 4:00 AM - 7:30 PM.
Australia East (Sydney, Melbourne, Brisbane) - full team online 3:00 PM - 1:00 AM (next day), project manager 1:00 PM - 4:30 AM (next day).
Want it to the half-hour in your own time? Slide through your day and book a slot below.
Why US fitness brands work with a dedicated developer
A US fitness app needs a developer long after launch: new programs every month, a paywall test every quarter, and an iOS release every fall that changes something. Hiring in-house solves that, but a US software developer's median pay is $135,980 a year (BLS, May 2025) before benefits and payroll taxes, and the search takes months. A fixed-bid agency gets you to launch and then hands the app to whoever is free.
A dedicated developer covers both gaps. One engineer works only on your app and keeps the context, from why the HealthKit sync skips duplicate workouts to which trial length won last quarter. The time difference turns useful: your developer is live with your morning standup, works through the US night, and leaves a written handover, so risky releases can go out while your members sleep.
You own the code, the cloud project and the App Store listing from day one, invoices arrive as a single USD bill paid by ACH, wire or card, and seven days' notice ends the engagement. Nutrinova, My Ayur and DRT are live on the App Store and Google Play, each built by an Empiric Infotech team of three or four people.
Fitness and wellness apps from our portfolio
Nutrinova: log a meal with a photo
Computer vision recognizes the food in a photo, voice notes and text work too, and the app tracks calories, protein, carbs, fat and fiber with AI coaching after every meal. Monthly and annual subscriptions with a free trial, live on both stores.
Read case studyDRT: streamed workouts for riders
Workout videos with synced exercise timers, AirPlay and Chromecast for the big screen, a training calendar, weight and sleep logs, and a Cheering feature for the community, sold on tiered subscriptions. Part of the Foreverfit.tv ecosystem, built in FlutterFlow.
Read case studyMy Ayur: personalized nutrition programs
Diet plans personalized to each user's dosha, programs for goals such as weight and digestion, 100+ yoga and meditation sessions and expert consultations on the premium tier. The case study page includes a video from Eshu Middha, the founder of Sresht Ayur.
Read case studyBuzzline: UX for a night-out companion
Drink logging, estimated BAC shown as color zones, pacing and hydration reminders, a Party Mode for hosts and guests, and an Alert a Friend action that shares the session and location with a chosen contact. Designed by a single dedicated designer.
Read case studyLaughly: rebuilt, then extended
A mindful laughter app rebuilt in Flutter after the original project files were lost, with real-time smile detection, streaks and a web CMS for content. The client extended the monthly engagement and still works with the team by the hour.
Read case study“Professional, friendly, and reliable - a partner I would confidently recommend.”
- Eshu Middha, Founder & CEO, Sresht Ayur
Our Hiring and Engagement Model
Dedicated Resources
Hourly Basis
How to Hire Developer from Empiric Infotech LLP
As a leading web and mobile app development company in the USA, Empiric Infotech LLP simplified the process of hiring web and mobile app developers. You can hire software engineers in 3 simple steps: Request, Interview, and Hire.
STEP 01
Request
Share your requirements
STEP 02
Interview
Take developer’s interview
STEP 03
Hire
Start risk-free work
Reviews
Frequently Asked Questions (FAQs)
It depends on the features and how long you need the work, so compare the cost of the team. A US software developer earns a median of $135,980 a year (US Bureau of Labor Statistics, May 2025) before benefits, payroll taxes and recruiting. A dedicated developer from Empiric Infotech is a flat monthly fee in USD for 160 to 172 hours of full-time work, and current rates are in the pricing section above.
Look for three things: fitness or wellness apps it has already put on the App Store and Google Play, a clear answer on who can see your members' health data, and a plan for the work after launch. Empiric Infotech can show all three: Nutrinova, My Ayur and DRT are live on both stores, the data map is agreed before any member data is shared, and the same developer stays on your app month after month.
About two hours with Eastern time: your developer is live from 8:00 to 10:00 AM ET, one hour from November to March, and the project manager is available until 1:30 PM ET. Central, Mountain and Pacific teams mostly run on the written handover waiting in their inbox each morning, with the project manager there for live questions.
Usually only when it handles health information on behalf of a healthcare provider or health plan. Most consumer fitness apps sit outside HIPAA, and the FTC Health Breach Notification Rule can apply to them instead. Your counsel confirms which rules apply, your developer builds the consent screens, access controls and data map they ask for, and when HIPAA does apply we work inside your BAA.
Yes. Your developer reads and writes workouts, heart rate, steps and sleep through HealthKit and Health Connect, builds Apple Watch and Wear OS companions when needed, and writes the permission text Apple and Google review. Health data from these sources stays out of advertising tools, in line with Apple's App Store rules.
One invoice a month in USD, paid by ACH, wire or card, and yes, we provide a completed W-8BEN-E for your accounts payable team. It is a vendor engagement, so payroll taxes and benefits stay off your books.
Yes. App Store and Google Play subscriptions with free trials, introductory offers and tier changes, validated on your server so access matches what each member paid. In-person sessions and gym memberships go through Stripe, as the store rules require for physical services. DRT and My Ayur both run tiered subscriptions our teams built.
You do, fully. The NDA and IP assignment are signed before work starts, and the app is built in your GitHub or GitLab organization, your Firebase or AWS project and your own App Store Connect and Google Play Console accounts, so the code, the listing and the member data stay yours.
Yes. You are billed monthly upfront in USD, there is no annual contract, and seven days' notice ends the engagement. The first 7 days are a risk-free trial with a full refund if it is not a fit.
Yes. Nutrinova, an AI calorie counter, My Ayur, an Ayurvedic diet and wellness app, and DRT, a training app for dressage riders, are all live on the App Store and Google Play. Each case study on this site lists the team size, the stack and what was built.
GET A QUOTE NOW
Tell us about your fitness or wellness app and what is next on the roadmap, and we will come back with a short scope and a developer who fits.
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