Core Butts and Back Midi

Add timer to Seconds View full screen

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Attempting to install timers in Seconds for iOS should be done through Safari. This is done by tapping the action icon (up arrow out of a box). Other apps may not recognise the file.

Interval Timer Videos

Our most popular timers.

All Interval Timer Videos

Timer Duration: 40:00 Rollover intervals for more details.

Exercises:
  • Burpees
  • Lunge Knee To Chest Left
  • Lunge Knee To Chest Right
  • Fast Snaps Left
  • Fast Snaps Right
  • Squat Weight Shifts
  • Knees To Chest
  • Knees To Shoulders
  • Knees Across Left
  • Knees Across Right
  • Break
  • Plank
  • Up Downs
  • Leg Raises
  • Scissor Kicks - Tap Weight Above Head
  • Single Leg Drops
  • Candle Stick Crunches
  • Side Plank Side 1
  • Side Plank Side 2
  • Side Plank Dips (weighted)
  • Russian Twists
  • U Boats
  • Bicycle Crunches
  • Squats Weighted
  • Horse Stance
  • Deepest Horse Stance
  • Squat Pulses
  • Backward Lunges
  • Forward Lunges
  • Hold Lunge
  • Over Knee Lunge - Left
  • Over Knee Lunge - Right
  • Lunge - Left Back Foot On Chair
  • Lunge - Right Back Foot On Chair
  • Kung Fu Squat Shifts
  • Superman
  • Superman Pulses
  • Side Circles
  • Side Raises
  • Inside Raises
  • Pelvic Thrust Weighted
  • Pelvic Thrust (in-outs)
  • Single Leg Pelvic Thrust
  • Burpees 1:00
  • Lunge Knee to Chest Left 1:00
  • Lunge Knee to Chest Right 1:00
  • Fast Snaps Left 1:00
  • Fast Snaps Right 1:00
  • Squat Weight Shifts 1:00
  • Knees to Chest 1:00
  • Knees to Shoulders 1:00
  • Knees Across Left 1:00
  • Knees Across Right 1:00
  • Break 0:30
  • Plank 1:00
  • Up Downs 0:30
  • Plank 0:30
  • Break 0:15
  • Leg Raises 1:00
  • Scissor Kicks - Tap Weight Above Head 1:00
  • Single Leg Drops 1:00
  • Candle Stick Crunches 1:00
  • Break 0:15
  • Side Plank Side 1 0:30
  • Side Plank Side 2 0:30
  • Side Plank Dips (Weighted) 0:30
  • Side Plank Dips (Weighted) 0:30
  • Russian Twists 1:00
  • U Boats 1:00
  • Bicycle Crunches 1:00
  • Break 0:30
  • Squats (Weighted) 1:00
  • Horse Stance 1:00
  • Deepest Horse Stance 0:30
  • Squat Pulses 0:30
  • Break 0:15
  • Backward Lunges 1:00
  • Forward Lunges 1:00
  • Hold Lunge 0:30
  • Hold Lunge 0:30
  • Over Knee Lunge - Left 0:30
  • Over Knee Lunge - Right 0:30
  • Lunge - Left Back Foot on Chair 0:30
  • Lunge - Right Back Foot on Chair 0:30
  • Kung Fu Squat Shifts 0:30
  • Break 0:30
  • Superman 1:00
  • Superman Pulses 0:30
  • Superman 0:30
  • Break 0:15
  • Side Circles 0:30
  • Side Circles 0:30
  • Side Raises 0:30
  • Side Raises 0:30
  • Inside Raises 0:30
  • Inside Raises 0:30
  • Pelvic Thrust (Weighted) 1:00
  • Pelvic Thrust (In-Outs) 1:00
  • Single Leg Pelvic Thrust 0:30
  • Single leg Pelvic Thrust 0:30

About Interval Timer

Interval Timer is a website that allows users to create HIIT, circuit training, round, tabata or custom timers to share online with their friends or clients.

The website is also allows users of Seconds Pro to share their timers from the app with non-users.

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