AI-planned training days

Every rep. Every meal.
Every day.

Tell Tetsu how you want to train and eat. It plans your whole day: workout, meals, water, steps, and sleep. Then it tracks every rep of it.

Get early access Try the live demo
9:41
Tetsu Today screen: streak, scoreboard, routine timeline
1,289
animated exercises
325+
foods, real macros
100
achievements
0
ads. ever.

This is the app. Not a mockup.

Real screenshots, dark by design so it disappears at the gym. Click any phone to drive the live demo.

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Today timeline
Today
Your whole day, one timeline
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Active workout with prefilled sets
Active workout
Sets prefilled from last time
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Nutrition day view
Nutrition
Macros that fill themselves
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Body readiness and weight
Body
Readiness, weight, photos
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Achievements badges
Achievements
100 badges to earn
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Workout templates
Workout
Templates and history
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Exercise library
Library
1,289 exercises, animated
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Weight trend
Weight
Trends without the noise

Describe your day. Get your day.

Type "45-minute push day, high-protein Indian meals, 2,200 kcal" and get a complete plan: a workout matched to your equipment, meals that hit your macros, water and step targets, even bedtime. Review every slot, tweak anything, then commit.

  • Sets prefill from your last session of the same workout
  • PRs detected automatically across every rep range
  • Log meals by describing them - AI parses, you confirm
"45-min push day, high-protein Indian meals, 2,200 kcal"
TETSU BUILT YOUR MONDAY
Wake up
7:00 AM
Breakfast
520 kcal · 38g protein
8:00 AM
Push Day · 6 exercises
45 min · ≈ 320 kcal
6:00 PM
Dinner
680 kcal · 44g protein
8:00 PM
Sleep
8h target
11:00 PM

Food that looks like food.
Badges worth chasing.

325+ foods with verified macros. 100 hand-crafted 3D badges, from your first PR to a 365-day streak. No participation trophies.

Salmon
Biryani
Buddha bowl
Paneer tikka
First PR badge
30-day streak badge
Bodyweight bench badge
Volume badge

Proof you can see. Privacy you can trust.

Progress photos never leave your phone; our servers cannot see them by design. Export everything you've ever logged as JSON, or delete your account entirely, right from Settings.

  • Photos never leave your phone
  • One-tap export of all your data
  • No ads, no data sales. Pro subscriptions are the business model.
Tetsu Pro

Everything you've seen is free: tracking, templates, history, achievements, export. Pro raises the AI ceiling.

  • 10× the daily AI requests
  • Build every day of the week with AI
  • Free stays free. Forever.

Show up. Tetsu handles the rest.

Launching soon on the App Store. Android is next.

Get early access