In Mac OS X 10.10 (Yosemite), use the green Full Screen button at the top of the window, use the menu, or press ⌘-ctrl-F to enter or exit the timer’s Full Screen Mode. Press the ☰ button to open the laps window.Ĭlick on the timer display or press ⌘-T to set the current elapsed time in hours, minutes, and seconds. Press the Lap button or press l on the keyboard to record a lap. Press the 0 button or press the clear (⌧) key to reset the time to zero. Press the Start/Stop button or press spacebar on the keyboard to start or stop the stopwatch. When in timer mode, click on the stopwatch icon or press ⌘-2 to enter Stopwatch Mode. Stopwatch mode is indicated by a highlight around the stopwatch icon in the numeric display. When the timer is stopped after it expires, it will reset to the last set time. The time may be adjusted while the timer is running. Hold down the minutes or seconds buttons to rapidly increase the set time. The timer also counts up from zero, if the countdown time is zero. Press the Start/Stop button or press spacebar on the keyboard to start or stop the timer. Press the 0 button or press the clear (⌧) key to reset the timer to zero.Ĭlick on the timer display, the gear icon in the numeric display, or press ⌘-T to set the countdown time in hours, minutes, and seconds. Press the s button or press s on the keyboard to increase the time by one second. Press the Minutes button or press m on the keyboard to increase the time by one minute. When in stopwatch mode, click on the timer icon or press ⌘-1 to enter Timer Mode. Timer mode is indicated by a highlight around the timer icon in the numeric display. Timer by Ten is available in the following localizations: There is also a stopwatch mode, a compact mini-mode, and full-screen support for OS X 10.6+. When the timer expires, a secondary count-up display will show you how long it has been ringing. Set the time, press start, it counts down it counts up if you press start while it is set to zero. It operates the same way you’d expect from a simple electronic kitchen timer. I couldn’t find a good timer app that was easy enough for my kids to use, so I wrote my own.

Timer by Ten is a simple four-button timer for Mac OS X 10.5+.

Mac os timer app