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A clearer way to train

Your workout, one step at a time.

HEFT builds a workout around your time and equipment. Start with cardio if you want, see each lift, log what you actually did, and keep your progress in one place.

Start training Watch the HEFT tutorial

Create an account to keep your workout log across devices. Add HEFT to your Home Screen when you're ready.

A session in HEFT

  1. 01

    Choose cardio

    Treadmill, running, cycling, rowing, or a walk

  2. 02

    Do your lifts

    Watch the movement and set a weight you can control

  3. 03

    Log and rest

    Enter the set, use the timer, then continue

Review completed sessions and progress in your log.

Watch the walkthrough

See how HEFT works.

Watch the updated tutorial and use the controls to pause or replay it. The written steps below cover the core workflow.

Home Screen instructions
Read the key steps
  1. Choose your goal, time, training place, and equipment.
  2. On Today, choose treadmill or other cardio, or go straight to lifting.
  3. Watch How-To, enter the weight and reps you used, log the set, and adjust rest.
  4. Finish the workout and review it in the calendar and log.
  5. Explore familiar meals. Nutrition values are estimates.
  6. On iPhone Safari, use Share then Add to Home Screen. On Android Chrome, use the menu then Add to Home screen.

What you can do

Made for the actual gym floor.

Start with cardio

Choose treadmill, a run, or another cardio exercise. Enter the time you actually did, then move to the lifts.

Lift at your level

See the movement on the workout screen. Change the suggested weight and reps before you log a set.

Keep the session moving

Pause, add time, or skip rest. Your workout is saved to your log when you finish.

Plan familiar meals

Explore dishes from your kitchen. Food values are estimates, and illustrations are labeled as such.

Keep HEFT handy

Add HEFT to your Home Screen.

This puts an icon on your phone. It does not require an App Store download.

iPhone · Safari

  1. 1. Open heftai.app in Safari and tap the Share button.
  2. 2. Scroll down and tap Add to Home Screen.
  3. 3. Tap Add, then open HEFT from the new icon.

Android · Chrome

  1. 1. Open heftai.app in Chrome and tap the three-dot menu.
  2. 2. Tap Add to Home screen or Install app.
  3. 3. Confirm, then open HEFT from the new icon.

Ready for your first workout?

Start with a plan, adjust it to your ability, and record what you really do.

Create your account