RayLabs Stage
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Timer100%
01:30:00
Slides100%
Mascot100%
z
Z
Z
YouTube Video100%
YouTube Player (Pro Feature)

Stream keynotes, live event broadcasts, or ambient video feeds directly on the stage.

Space Pause  •  M Music  •  F Fullscreen  •  E Layout  •  C Cheer
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Back to Stage Clock
Long Timer

90 Minute (1.5 Hours) Online Countdown Timer

The scientific Ultradian Rhythm cycle: research shows human peak cognitive performance naturally ebbs and flows in 90-minute waves.

Best Used For

  • The Ultradian Rhythm deep work block (90m intense flow state)
  • Standard 90-minute university exam and professional test timebox
  • Full-length feature film and documentary screening length
  • Slow braising beef stew and pot roasts

Keyboard Ergonomics

Space Start or pause countdown
R Reset back to 90 Minute (1.5 Hours)
F Toggle fullscreen keynote stage
+ / − Quick 1-minute adjust
Esc Dismiss open modals

Popular Timer Presets

45 Minute Timer60 Minute (1 Hour) Timer75 Minute (1h 15m) Timer120 Minute (2 Hours) Timer2 Hours Timer5 Minute Timer10 Minute Timer15 Minute Timer20 Minute Timer25 Minute TimerAll Timers & Custom Stage