Fitness app + trainer platform

Train on your own. Go further with a trainer.

3AF gives you one clear place to follow today's plan, log what happened, and see your progress. Start solo, add AI guidance, or connect with a coach when you are ready.

3AF Today screen showing Emily's check-in first guidance
3AF Workout screen showing Focus Mode and set logging
The app

One place to know what to do next.

01

Daily direction

See the main action first: check in, start the workout, log nutrition, or review the journey.

Today guidance screen
02

A plan you can follow

The ascent map shows where you are, what comes next, and how progress unlocks the next stage.

Journey ascent map screen
03

Focus Mode

Guided sessions keep you on the current set, with load, reps, RPE, and rest timer logging.

Workout plan and Focus Mode screen
04

Records that add up

Food, water, body composition, strength, and daily consistency stay visible in one record of the work.

Food and water logging screen
Progress records screen
Choose your path

Start where you are. Add support when you need it.

01

Use it solo

Track your workouts, food, water, check-ins, and progress without needing a trainer.

Start free
02

Add AI guidance

Subscribe when you want more structure, suggestions, and a plan that helps you keep moving.

Explore AI plans
03

Connect a trainer

When you want human coaching, connect with a 3AF trainer. Their plan stays in control inside the app.

Find a trainer
When you want more

Connect with a real trainer.

Get a plan built around you, then follow it in the same app you already use every day.

Find a trainer
3AF academy + platform

Build your coaching career with 3AF.

3AF trains and supports coaches. Our internal workspace helps trainers review members, manage plans, and deliver better coaching.

Join the coaching team