Strength training for Android

Your program.
Pay nothing.

Build the lifting program you want right on your phone. Get weight and rep suggestions from Smart Progression, and log every set fast.

No ads · No subscriptions · Log workouts offline

Train

Upper body

In progress

Exercise 01 / 04

Barbell bench press

SetWeightRepsStatus
160 kg8Done
260 kg8Done
360 kg8Next
Example workout log

Built for lifters

Build it. Run it. Own it.

Mobile program builder

Build your program in the app

Looking for a free Boostcamp alternative? Pick your training days, add exercises, and choose how they progress in Symbiote’s visual builder.

  1. Open Programs, tap Create program, and choose Build in the app.
  2. Add your workouts, sets, and reps. Pick Smart Progression, linear, double, or manual progression.
  3. In Review, sign in if prompted, then tap Save and start.

Program Studio

Write a program in LiftLang

Use Studio on a computer for custom progression rules and advanced sets. LiftLang is a language designed for workout programs.

  1. Sign in to Studio with the same email you use in Symbiote. Choose New program and write your plan in LiftLang.
  2. Set Program behavior and keep visibility Private for personal use. Click Validate, then Publish version.
  3. Find your published plan under Programs in the app and tap Start program.

Put Smart Progression to work

Get weight and rep suggestions based on the sets you actually log. Choose from two modes inspired by Alpha Progression and MacroFactor Workouts, with more progression options in the works.

Log fast. Keep your data.

Check off a set in one tap when you hit the target, or enter the weight, reps, and effort you actually did. Export your full workout history as CSV or JSON whenever you want. No vendor lock-in.

How to export your workouts

Import with AI

Found a workout plan online? Run it in Symbiote.

In Program Studio, choose Import with AI to connect your agent through MCP. Give your agent the workout plan you downloaded. Ask it to convert the plan to LiftLang, validate it, and save it privately to your Symbiote account after you review it. Then open the app and start training.

“Convert this workout plan to LiftLang. Preserve its sets, reps, and progression rules, and show me the result before saving it.”
Open Studio for MCP setup

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Need a hand with Symbiote?

Find guides to programs, Smart Progression, workout changes, and exporting your training log.

Browse the FAQ