HeavySet Logo
The smart workout log for strength training at the gym.

Download on the App Store

Latest Timers

  • HIIT Timer (30:00)

    Exercises:
    • High Intensity
    • Low Intensity
    • Warmup 5:00
    • High Intensity 0:30
    • Low Intensity 1:30
    • High Intensity 0:30
    • Low Intensity 1:30
    • High Intensity 0:30
    • Low Intensity 1:30
    • High Intensity 0:30
    • Low Intensity 1:30
    • High Intensity 0:30
    • Low Intensity 1:30
    • High Intensity 0:30
    • Low Intensity 1:30
    • High Intensity 0:30
    • Low Intensity 1:30
    • High Intensity 0:30
    • Low Intensity 1:30
    • High Intensity 0:30
    • Low Intensity 1:30
    • High Intensity 0:30
    • Low Intensity 1:30
    • High Intensity 0:30
    • Cooldown 4:30

  • Custom Timer (0:30)

    Exercises:
    • Interval 1
    • Interval 1 0:30

  • HIIT Timer (6:05)

    Exercises:
    • High Intensity
    • Low Intensity
    • Warmup 0:15
    • High Intensity 0:20
    • Low Intensity 0:10
    • High Intensity 0:20
    • Low Intensity 0:10
    • High Intensity 0:20
    • Low Intensity 0:10
    • High Intensity 0:20
    • Low Intensity 0:10
    • High Intensity 0:20
    • Low Intensity 0:10
    • High Intensity 0:20
    • Low Intensity 0:10
    • High Intensity 0:20
    • Low Intensity 0:10
    • High Intensity 0:20
    • Low Intensity 0:10
    • High Intensity 0:20
    • Low Intensity 0:10
    • High Intensity 0:20
    • Cooldown 1:00

  • HIIT Timer (4:05)

    Exercises:
    • High Intensity
    • Low Intensity
    • Warmup 0:10
    • High Intensity 0:20
    • Low Intensity 0:10
    • High Intensity 0:20
    • Low Intensity 0:10
    • High Intensity 0:20
    • Low Intensity 0:10
    • High Intensity 0:20
    • Low Intensity 0:10
    • High Intensity 0:20
    • Low Intensity 0:10
    • High Intensity 0:20
    • Low Intensity 0:10
    • High Intensity 0:20
    • Low Intensity 0:10
    • High Intensity 0:20
    • Cooldown 0:05

  • Round Timer (41:00)

    • Round 1 5:00
    • Break 1:00
    • Round 2 5:00
    • Break 1:00
    • Round 3 5:00
    • Break 1:00
    • Round 4 5:00
    • Break 1:00
    • Round 5 5:00
    • Break 1:00
    • Round 6 5:00
    • Break 1:00
    • Round 7 5:00

  • Round Timer (6:05)

    • Round 1 3:00
    • Break 0:05
    • Round 2 3:00

  • Round Timer (0:00)

  • Todd's Buteyko Breath Holds (1 second breath out, 5 sec hold, 14 sec normal breathing for 5 minutes (4:54)

    • Round 1 0:14
    • Break 0:06
    • Round 2 0:14
    • Break 0:06
    • Round 3 0:14
    • Break 0:06
    • Round 4 0:14
    • Break 0:06
    • Round 5 0:14
    • Break 0:06
    • Round 6 0:14
    • Break 0:06
    • Round 7 0:14
    • Break 0:06
    • Round 8 0:14
    • Break 0:06
    • Round 9 0:14
    • Break 0:06
    • Round 10 0:14
    • Break 0:06
    • Round 11 0:14
    • Break 0:06
    • Round 12 0:14
    • Break 0:06
    • Round 13 0:14
    • Break 0:06
    • Round 14 0:14
    • Break 0:06
    • Round 15 0:14

  • HIIT Timer (16:30)

    Exercises:
    • High Intensity
    • Low Intensity
    • Warmup 3:00
    • High Intensity 0:30
    • Low Intensity 1:30
    • High Intensity 0:30
    • Low Intensity 1:30
    • High Intensity 0:30
    • Low Intensity 1:30
    • High Intensity 0:30
    • Low Intensity 1:30
    • High Intensity 0:30
    • Low Intensity 1:30
    • High Intensity 0:30
    • Cooldown 3:00

  • Todd's Buteyko Breath Holds (5 sec hold, 10 sec normal breathing for 5 minutes (5:14)

    • Normal Breathing for 10 1 0:10
    • Hold Breath for 6 0:06
    • Normal Breathing for 10 2 0:10
    • Hold Breath for 6 0:06
    • Normal Breathing for 10 3 0:10
    • Hold Breath for 6 0:06
    • Normal Breathing for 10 4 0:10
    • Hold Breath for 6 0:06
    • Normal Breathing for 10 5 0:10
    • Hold Breath for 6 0:06
    • Normal Breathing for 10 6 0:10
    • Hold Breath for 6 0:06
    • Normal Breathing for 10 7 0:10
    • Hold Breath for 6 0:06
    • Normal Breathing for 10 8 0:10
    • Hold Breath for 6 0:06
    • Normal Breathing for 10 9 0:10
    • Hold Breath for 6 0:06
    • Normal Breathing for 10 10 0:10
    • Hold Breath for 6 0:06
    • Normal Breathing for 10 11 0:10
    • Hold Breath for 6 0:06
    • Normal Breathing for 10 12 0:10
    • Hold Breath for 6 0:06
    • Normal Breathing for 10 13 0:10
    • Hold Breath for 6 0:06
    • Normal Breathing for 10 14 0:10
    • Hold Breath for 6 0:06
    • Normal Breathing for 10 15 0:10
    • Hold Breath for 6 0:06
    • Normal Breathing for 10 16 0:10
    • Hold Breath for 6 0:06
    • Normal Breathing for 10 17 0:10
    • Hold Breath for 6 0:06
    • Normal Breathing for 10 18 0:10
    • Hold Breath for 6 0:06
    • Normal Breathing for 10 19 0:10
    • Hold Breath for 6 0:06
    • Normal Breathing for 10 20 0:10

  • Round Timer (39:00)

    • Round 1 4:00
    • Break 1:00
    • Round 2 4:00
    • Break 1:00
    • Round 3 4:00
    • Break 1:00
    • Round 4 4:00
    • Break 1:00
    • Round 5 4:00
    • Break 1:00
    • Round 6 4:00
    • Break 1:00
    • Round 7 4:00
    • Break 1:00
    • Round 8 4:00

  • Todd's Buteyko Breath Holds (5 sec hold, 10 sec normal breathing for 5 minutes. (0:30)

    Exercises:
    • Interval 1
    • Interval 1 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.

Subscribe to our Newsletter

Receive an email notification each time we add a featured timer.

Runloop

Seconds Pro