01
Camera-based measurement
Your phone measures joint angles every session. See your actual range, not an estimate.
Precision Flexibility · Coming Soon
Finally know if your stretching is working.
Lythe uses your phone camera to measure your flexibility and show you it's improving — session by session. No guesswork. Just proof.
Going live in
Days
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Hours
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Minutes
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Seconds
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Launching Soon
Be the first
to see
the difference.
Lythe is in final development. Join the list and we'll reach out the moment early access opens.
No spam. One email when we launch.
How Lythe works
Pick a goal. Do the work.
See it improve.
01
Full-body Mapping
01
Pick your goal
Choose what you want — touch your toes, get your splits, fix your back, open your hips. Lythe builds your personalised routine around it.
02
Joint-level Context
02
Do your
daily routine
Goal-based routines and region-specific sessions. Your exercises are matched to your current level — not a generic plan.
03
Posterior Chain
03
The camera measures
your progress
Your phone watches your form and measures your flexibility every session. See your forward fold deepen over weeks. Real numbers, not just how you feel.
What Lythe Does
Everything a good trainer would do —
without the trainer.
02
Personalised to your level
Your routines are built from your current level in each region. As you improve, the exercises adapt.
03
Proof it's working
Track your flexibility gains session by session. See the trend line moving in the right direction.
04
15 body regions covered
From hamstrings to neck to hips. Every major region has its own progression journey.
05
Goal-based routines
Pre-Run, Wake Up Stretch, Fix My Posture, Strengthen My Core — routines designed around what you're trying to do.
06
On-device ML
All pose detection runs locally. Your camera feed never leaves your phone. Private by default.
Progress Tracking
Your progress,
in numbers.
142°
Current · Personal best: 145° · Total gain: +18°
Flat Splits
Target
180° Planetary
VARIANCE −40°
Forward Fold
Target
90° Neutral
VARIANCE −5°
Your daily routines
Routines that meet
you where you are.
Every routine pulls exercises matched to your current level across each region. A beginner and an advanced user can do the same routine — they'll get different exercises.
Flat SplitsForward FoldPancakeOverheadHip Flexor
Get early access
Your progress record
See how far
you've come.
Every session is saved. Your flexibility gains, form scores, and improvement trends — all in one place. So you can see how far you've come, not just how you feel today.
Clinical Data Archive v1.0