Empty the Tank

Indoor cycling for the iPad

Empty the tank

Structured ERG workouts, real virtual shifting, FTP tests and a complete training history. No subscription, no account, no ads, no virtual world. Just you, your bike and the numbers that matter.

Coming soon to the App StoreWhat do I need?
Riding an ERG workout: power, target, heart rate, cadence and the workout graph

Ride

24 virtual gears

Free ride with 24 virtual gears, shifted from your Zwift Click on a Zwift Hub One with the Cog. Slope mode with a grade you choose, and resistance mode.

Free ride screen with the current gear, power, cadence and grade

Made for the iPad

Ride with your show on

A half-width layout for Split View and Picture in Picture. Keep your show on, the ride keeps going in the background.

The ride in Split View next to a video

Build

Build your own in minutes

20 original workouts to start with. Drag in warm up, steady, ramp and interval blocks, add cues and cadence targets, and see duration and TSS live. Import .zwo, .erg and .mrc files.

The workout builder with blocks and a live graph

Measure

Know your FTP

Ramp test and 20-minute FTP test. Accept the result and every workout scales with it.

FTP test result with the new FTP

Progress

Watch your fitness grow

Fitness, fatigue and form, your power curve and FTP history. Export any ride as a FIT file to Garmin Connect, Strava, intervals.icu or TrainingPeaks.

Progress screen with fitness, fatigue and form and the power curve

Your data stays yours

Everything is stored on your iPad. No account, no cloud, no tracking. Back up and restore your full history through the Files app.

Read the privacy policy

What you need

  • An iPad with iPadOS 17 or later.
  • A smart trainer with Bluetooth FTMS. Virtual gears need a Zwift Hub One with the Zwift Cog and a Zwift Click.
  • Optional: a Bluetooth heart rate sensor.