FitData — Your Run & Workout App

Build your custom
run and workout plans.

Plan workouts, track every run, log every lift — then analyze your performance. All in one app, fully offline.

Free to download Works offline iPhone & Apple Watch

Features

Everything your run and workout needs.

From your first set to your personal record — all in one place.

Workout Tracking

Build plans.
Log sets.
Break records.

Create structured workout plans with exercises, sets, reps, and weights. Track your performance in real time with built-in rest timers.

Exercise database with performance charts
Real-time set logging with rest timer
Personal records tracked automatically
Weekly volume and strength trends

Active Workout

Start your workout.
Own every set.

Launch any plan and FitData walks you through it — set by set, with automatic rest timers and live feedback. Control everything from your wrist.

Step-by-step plan guidance
Auto rest timer between sets
Live weight and rep logging
Apple Watch controls at your wrist

Performance & Analytics

See your progress.
In numbers.

FitData tracks every rep, set, and session — then turns that data into clear charts and insights so you always know how you're improving.

Volume, strength, and frequency trends
Per-exercise performance history
Personal records highlighted automatically
Full workout history with session details

Live Running

Track runs live.
Every metric.

Track pace, distance, and heart rate in real time — with full Apple Watch support so you can leave your phone behind.

Live pace, distance, and duration
Heart rate monitoring via Apple Watch
Interval and structured run support
Controls directly on your wrist

AI Coach

AI for your fitness.
Backed by your data.

FitData's AI knows your workout and run history — and gives specific, actionable answers.

Linked to your workout plans, runs & exercise history
Creates and adjusts workout plans for you
80+ conversations per month (Pro)
Encrypted — your data stays private

Common questions

Does FitData work offline?

Yes — FitData is offline-first. You can log workouts, view plans, and track sets without any internet connection. Data syncs automatically when you're back online. Only AI Chat requires a connection.

What's included in FitData Pro?

Pro unlocks: AI Workout Coach with 80+ monthly conversations, unlimited workout plans, advanced performance analytics, full workout history, calendar view, and priority support.

How does Apple Health integration work?

FitData reads and writes to Apple Health with your permission. Completed workouts automatically close your activity rings, and HealthKit data enriches your analytics inside FitData.

Is my AI chat data private?

Yes. AI conversations are encrypted and processed by trusted providers under strict privacy agreements. You control which plans the AI can see, and you can delete your history anytime.

Does FitData sync across devices?

Yes. Log in with the same account on any device and your workouts, plans, and progress sync automatically. Offline changes sync as soon as you're back online.

How do I cancel my subscription?

Manage or cancel your Pro subscription anytime through iOS Settings → Apple ID → Subscriptions. No hoops to jump through.

Build your custom
run and workout plans.