30-Minute Gym for iPhone

Gym workouts that fit in half an hour.

Four ready-made strength routines for the machines and dumbbells at your gym, with a picture and simple steps for every exercise.

Join the beta Coming soon to the App Store
30-Minute Gym app icon: a stopwatch with a dumbbell on top

Everything you need on the gym floor.

  • Four routines, 30 minutes eachTwo upper-body days, two lower-body days, and an optional lighter day for cardio and arms. Rest timers keep you on pace.
  • A picture for every exerciseStart and finish positions, three short steps, and the mistake to avoid.
  • A swap when a machine is takenEvery exercise has an alternative, and each one remembers its own weights.
  • Last time, right thereSee the weight and reps from your last session next to every set.
  • Progress you can seeCharts, personal bests, and a weekly goal with a streak to keep you showing up.
  • Private by designYour workouts stay on your iPhone. No account, no ads, no tracking. Back up or export to a spreadsheet anytime.
The app's leg press illustration, showing the start and finish positions side by side

See it before you try it.

Every exercise comes with a start-and-finish illustration and short instructions, so you know how to set up the machine and how to move before you add weight.

About Kowbell Labs

Kowbell Labs is an independent app maker in Michigan, building small, private iPhone apps. 30-Minute Gym is our first, built around a real gym routine and tested on the gym floor.

Questions or ideas? Email support@kowbell.app.