Train your bag.

Free apps that turn your phone into a punch tracker. Strap it to the bag and start swinging.

How it works

1

Strap phone to bag

Use an armband, belt clip, or phone holder on your heavy bag

2

Hit start

The accelerometer detects every punch in real time

3

Get your score

See your punch count, power stats, and fury rating

Fury Meter app screenshot
New

Fury Meter

How angry are you? Punch a bag and find out. Built for TikTok.

  • 10 or 15 second fury sessions
  • Live fury score from 0-100
  • 7 fury levels: Calm to UNHINGED
  • Dramatic score reveal for screen recording
  • Sound effects and haptic feedback
Try on TestFlight
Punch Counter app screenshot
Free

Punch Counter

Count every hit. Track your power. Beat your best.

  • Real-time punch counting with accelerometer
  • Power meter and force stats (max & avg g-force)
  • Combo tracking with milestone alerts
  • Personal best records per duration
  • Shareable results card
  • Adjustable sensitivity and calibration mode
Try on TestFlight

Part of the BestSet training toolkit

Serious about training?

BestSet tracks your lifts, cardio, and bag work with live heart rate zones, effort scoring, and Apple Watch integration.

Learn about BestSet Try on TestFlight