Available on iOS

Track every rep.
Build the body
you want.

Flexkey is the workout tracker built for people who take their training seriously. Log sessions, hit PRs, and stay consistent โ€” all from your iPhone.

๐ŸŽ  Download Free on the App Store

Free  ยท  iPhone

Flexkey workout tracker app
250+
exercises built in โ€” or create your own
Free
no paywalls, no limits on workouts logged
iCloud
sync keeps your data safe across devices
Screenshots

Everything in one app

Log workouts, track history, browse exercises, and see your progress โ€” in a clean dark interface built for the gym.

Log weights live

Log weights live

Visual plate loader. Track sets, reps, and weight mid-workout.

Workout history

Full workout history

Every session logged. See exactly what you lifted and when.

Exercise library

250+ exercises

Browse by muscle group or create your own custom movements.

Workout templates

Workout templates

Build any split and organize routines into folders.

Workout calendar

Calendar view

See every workout on a calendar. Track consistency at a glance.

Progress dashboard

Progress dashboard

Weekly activity charts and personal stats on your profile.

Features

Built for serious lifters

No bloat. No subscription walls. Just a fast, clean tracker that stays out of your way.

โš–๏ธ

Visual plate loader

See exactly how to load the bar. Quick select plates and track every set as you go.

๐Ÿ†

Automatic PRs

Every personal record is detected and saved automatically โ€” no manual tracking.

๐Ÿ“‹

Workout templates

Build routines, organize them into folders, and start any workout in seconds.

๐Ÿ“…

Calendar tracking

See your full training history on a calendar. Know exactly how consistent you've been.

๐Ÿ“Š

Progress charts

Weekly volume and frequency charts so you can see growth over time.

โ˜๏ธ

iCloud sync

Your workout data is automatically backed up and synced โ€” never lose a session.

How It Works

Ready in under a minute

Download, build your first template, and start logging. That's it.

1

Download free

Available on the App Store. No account required โ€” open it and you're ready to go.

2

Build your routine

Create a template for your split. Pick from 250+ exercises or add your own custom ones.

3

Watch the PRs stack

Every session logged. Every record tracked. Every week you can see yourself getting stronger.

Your best lifts are
still ahead of you.

Download Flexkey free on the App Store and start building the body you want โ€” one session at a time.

๐ŸŽ  Download Free on the App Store

Free  ยท  iPhone  ยท  Built by Flexkey LLC

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FlexKey
Home
Flex: Fitness Tracker
About
Contact
Privacy Policies
Home
Flex: Fitness Tracker
About
Contact
Privacy Policies