Try the Leg Raise Counter
Lie flat, lift your straight legs toward the ceiling and lower them again. The counter registers a rep each time your legs travel from the floor up.
- Free to use
- No signup
- Nothing to install
- Runs in your browser
See it in action
3D coach demo of the move (rendered mid-motion). Open the tool to count your own reps with your camera or a video.

Watch it in 3DSee the exact form before you start. Drag to look from any angle.
Demo only. Move at a pace that feels safe and stop if anything hurts.
What is the Leg Raise Counter?
Lie flat, lift your straight legs toward the ceiling and lower them again. The counter registers a rep each time your legs travel from the floor up to roughly vertical.
The hip angle is measured in 3D, so the camera can sit beside or diagonal to you. Low lifts get a voice prompt to raise your legs higher.
3 steps to your result
Open the tool and follow along. Nothing to install.
What you get
Floor to vertical.
Any camera angle.
Lift higher.
Counts every rep.
Tempo.
No upload.
Used for
Pick one to see how it fits.
How it compares
A plain look at this tool next to the usual alternative.
| This fitness tool | Desktop software | |
|---|---|---|
| Install | Nothing to install | Usually an app or program to install |
| Account | No signup | Depends on the product |
| Cost | Free to use | Free or paid, depends on the product |
| Where it runs | In your browser tab | On your computer |
Questions people ask
Will bent-knee raises count?
Yes, if the legs travel from flat to close to vertical.
Does it work from any camera angle?
Yes, the joint angles are measured in 3D. Lie flat on your back and place the camera so it sees your shoulders, hips and feet. It looks for the "Legs down" position, then the "Legs up" position.
Is my video uploaded?
No. Counts lying leg raises and checks you lift toward vertical, with the pose detection running in your browser. Nothing is recorded, uploaded or stored unless you choose to save a replay on your own device. Lie flat on your back and place the camera so it sees your shoulders, hips and feet.
Is it free and private?
Yes: free, no signup, processed in your browser. Counts lying leg raises and checks you lift toward vertical. Your own device keeps whatever is saved. How it works: Lie on your back with the camera seeing your shoulders, hips and feet. Raise your legs to vertical, lower slowly without touching the floor.
How do I use the Leg Raise Counter?
1. Lie on your back with the camera seeing your shoulders, hips and feet. 2. Press Start camera. 3. Raise your legs to vertical, lower slowly without touching the floor. 4. Finish for your summary.
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Try the Leg Raise Counter now
Counts lying leg raises and checks you lift toward vertical. Free to use.
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