Train the
rep, not
the guess.
Here's your correction. Practice it with this custom 120 BPM track.
No clip handy? Just describe the movement — a video gets you a real frame-by-frame form check, but it's optional.
Start with 20 free credits — no card needed · no subscription · pay per rep
Made for anyone who trains on camera
No gym, no wearables, no coach required. If you can film a rep on your phone, FormTune scores your form and hands you the single highest-impact fix — whatever you train.
Strength & lifting
Squat, hinge and press — every rep graded, with the one cue to fix next.
Runners
See your stride frame by frame and fix what's quietly costing you speed.
Yoga & mobility
Check alignment and hold — pose by pose, no mirror required.
At home, no gym
No wearables, no kit. Prop your phone, film a set, get your fix.
Coaches & trainers
Batch-review your whole roster with clean, shareable client reports.
…and you.
Start with 20 free credits — no card needed. Score your first reps in minutes.
Score my formThree steps to a better rep
Upload a clip
Film a set or a movement and drop it in Telegram or on the web. Your phone is all the kit you need.
AI sees your form
It reads the movement frame by frame, scores your form, and surfaces the single highest-impact correction.
Corrections + drills
Get timestamped cues, a focused drill and a BPM-matched track so you can groove the fix on your next rep.
Every rep,
graded.
FormTune watches the movement frame by frame and grades each checkpoint, then tells you the single highest-impact thing to change next.
- Depth
- below parallel
- Bar path
- stacked over mid-foot
- Knee path
- drive knees out
- Bracing
- solid trunk
From one clip, a full session
Form score
A clear 0-100 score plus what's working and the one thing to fix next.
Posture read
A quick, constructive read on alignment from a short clip.
Timestamped cues
Frame-by-frame corrections turned into a checklist for your next rep.
Drill plan
One focused drill that targets your main correction - nothing wasted.
Voice cues
Spoken coaching cues to play in your ear right before a set.
Tempo-matched track
An original practice track tuned to your tempo and BPM.
Compare attempts
See exactly what improved between take 1 and take 2.
Progress montage
An encouraging before/after recap of your reps over time.
Coach & client reports
Clean, shareable reports - batch-review a whole roster.
See the angle, fix the angle
FormTune overlays the joint angles that matter, points to the one that's costing you the rep, and hands you the cue to correct it.
- Hip and knee angles measured frame by frame
- The single correction ranked highest-impact first
- A drill and a tempo track to groove the fix
Coaches you in Telegram
Link your account once, then film a rep and send it to the bot. Your form score, the fix and a tempo track come straight back - and stay saved in your dashboard.
Credit packs, no subscriptions
Start with 20 free credits · pay in EUR or USD · custom amounts in-app · never charged for a failed generation
Quick answers
- Is it free to start?
- Yes. You get 20 free credits when you sign up — no card needed — so you can score your first reps before buying anything.
- Do I need special equipment?
- No - just your phone. Film a rep and send it; that's enough to get a form score and a fix.
- Is there a subscription?
- No. You buy credits once and spend them only when you run a check. Nothing recurring.
- Can coaches use it for clients?
- Yes. Coach mode adds shareable client reports and batch review across your roster.
- What if a generation fails?
- You're not charged - reserved credits are released back to your balance automatically.
Not the model
Work with a real person
Everything else here is AI. This is not. A vetted fitness coach from our team accepts your request and writes back — or sits with you live for half an hour. It costs a great deal more than an AI action, because it is somebody’s time.
Send your work for review
1000 creditsSpecific notes back from a real fitness coach, within 3 working days.
Book a live session
1500 creditsThirty minutes one to one, confirmed within 2 working days.
Your credits are held, not spent, until you accept what the fitness coach delivers. Cancel free any time before someone accepts — and if nobody accepts within seven days, the hold is released in full.
Are you a fitness coach? Work with us.
Your next rep,
dialed in.
Upload a clip — or just describe the movement — and get a form score, the key fix and a tempo track to drill it.
Score my form