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Log sets and supersets in a couple of seconds, follow your progress on charts, record body measurements and build programs. Every feature is unlocked right after sign-up, and the built-in AI coach will suggest a new template for your goal.
No card and no trial period. Your AI key stays in your browser.
GymCore fixes this: you log the workout as you go, and your progress is calculated for you.
Sets, weight, reps, supersets. The draft survives even if you close the tab by accident.
Every workout by day. Open a day and see exactly what you did and with which weights.
Volume and dynamics per exercise, charts across your entire history, not just the last ten workouts.
Weight, chest, waist, biceps, hips, shoulders and more — with change history.
Build a program once and start it in one click.
Send a program as a link — your friend adds it with a single tap.
A ready-made library plus your own exercises. See which muscles are working.
Export your entire history to JSON at any time. Nothing is locked in.
Connect your own Gemini, Claude or GPT key — the assistant reads your workouts and the exercise library, picks the load and suggests a ready-made program template.
A username and a password — 20 seconds.
Your own or install a ready-made program.
Right during the workout — the draft is saved.
Charts, measurements and day-by-day history.
Yes, completely. The journal, statistics, measurements, program templates and the AI coach are available right after sign-up — no subscriptions, no ads and no premium tiers.
No. All you need is a username and a password: no payment details are requested and access is not time-limited.
Yes — your data is stored in the cloud, so after logging in it is available from any device.
Into a secure database that only you can access. You can export your entire history to JSON at any time.
It is a built-in assistant. Connect a free Gemini key or a Claude/GPT key. The key is stored in your browser only and is never sent to our server.
GymCore is a web app: it opens in your phone browser and can be added to your home screen.
Yes. There is a library of 312 exercises with anatomy and ready-made programs — you can start with those.
Signing up takes 20 seconds: a username and a password, no card and no trial period. Your first workout can be today.