FitOS

Stop scattering workout notes across apps and notebooks. FitOS is a complete fitness tracking system that lives in a single HTML file – no subscription, no login, no account needed. Just open index.html and start tracking every rep, every PR, every goal.

✨ WHAT'S INCLUDED

• Dashboard – monthly workouts, PRs hit, best lifts, and weekly volume chart

• Workouts – log sets, reps, weight, and duration with custom routine templates

• Exercises – 20+ built-in exercises organized by muscle group, add your own

• Muscles – front & back body heatmap showing weekly training frequency

• Progress – PR history with 1RM estimates and volume trend charts

• Goals – strength and cardio targets with visual progress bars

🔒 100% PRIVATE & OFFLINE

All data stays on your device. No server, no cloud, no account. Works completely offline.

📱 WORKS ON ALL DEVICES

Open on laptop, add to home screen on iPhone (Safari) or Android (Chrome) as an app. One file, all devices.

💾 INSTANT DOWNLOAD

Download once, use forever. No subscription, no renewal, no expiry.

⚡ PERFECT FOR

• Gym-goers who want to track workouts without a monthly app subscription

• Powerlifters and strength athletes tracking PRs and 1RM progress

• Anyone who wants a clean, private fitness dashboard that works offline

• People who've tried apps like Strong, Hevy, or Fitbod but hate the paywalls

One-time purchase. Yours forever.

Questions? Message us on Etsy – we reply within 24 hours.

Ecuato – Interactive Digital Tools