See what your Mac does
when it should be asleep

Easily visualize your Mac's sleeping habits

The Sleep History Viewer, maps out your Mac's sleeping habits, including when it didn't sleep, when it was pretending to be asleep (screen & sound were off, but the Mac never slept), apps that prevented sleep, apps that keep the Mac in insomnia, Insta-wakes, OS updates, restarts, settings were changed and more. The sidebar shows more details of the selected item in the history viewer.

Sleep Check allows you to see which system settings or apps are currently preventing your Mac from sleeping.

Menubar Item shows details about the last sleep. Apps or settings that prevent sleep are also shown here.

Improve your Mac's sleep,
reduce your energy footprint

The less time your Mac is doing things during sleep, the less electricity it uses. Which not only reduces your energy usage (and saving a little coin), it increases the standby time and battery life of a mobile Mac, giving you more battery to get things you need done.

Sleep Aid is designed for efficiency.

During Sleep, Sleep Aid uses less CPU than some Apple system processes. When it comes to Sleep Aid updates, Sleep Aid only downloads update that are specifically for your Mac, saving disk space, bandwidth and energy.

Necessary options to refine your
Mac's quality of sleep

Sometimes improving sleep & energy usage can be as simple as quitting an application or disconnecting a peripheral.

Sleep Settings, enables control over system sleep options, and our Better Sleep Controller.

• Disable Wi-Fi during sleep Prevents unwanted network wakes.
• Disable Bluetooth during sleep Prevents headphones, tracking tiles & phones from waking your Mac.
• Delay Background Tasks by Decades On some Macs this can safely reduce the number of wakes.
• Pause Apple Music during sleep Allows Mac to fall asleep while Music is playing.
• Run shell scripts before and after sleep

How to resolve the most common
Mac sleeping issues

• MacBook battery drains overnight

  • Disconnect external devices.
  • Quit apps that keep it awake, Sleep History can show which.
  • "Disable Wi-Fi during sleep" to stop network tasks.
  • "Disable Bluetooth during sleep" to stop Bluetooth wakes.
  • "Delay Background tasks by Decades" might help reduce wakeups.

• Screen, Keyboard or mouse flashes

  Occurs when the Mac wakes to perform tasks, disabling causes of wakeups can reduce this.

  • "Disable Wi-Fi during sleep" to stop network tasks.
  • "Disable Bluetooth during sleep" to stop Bluetooth wakes.
  • "Delay Background tasks by Decades" might help reduce wakeups.

• Screen goes dark, keyboard or mouse stay illuminated

  This is normal for a upto a minute, anything longer and it's pretending to sleep. Wake your Mac and check the Sleep History to see what app was keeping it awake.

• Mac instantly wakes on sleep

  The Sleep History can display the causes of insta-wakes, often it is a really sensitive mouse, trackpad or keyboard. Cleaning these may help.

• Mac won't go to sleep

  Open the "Sleep Check" window in Sleep Aid to see what is causing this. Either correct the system setting, or quit the application that's blocking sleep.

• Headphones wake my Mac

  Select "Disable Bluetooth during sleep" in the Sleep Settings to stop Bluetooth headphones from waking your Mac.

• MacBook gets warm in my bag

  • Remove items between keyboard and screen.
  • Clean keyboard, screen and trackpad.
  • Remove external devices.
  • Quit apps that keep it awake, Sleep History can show which.
  • "Disable Wi-Fi during sleep" to stop network tasks.
  • "Disable Bluetooth during sleep" to stop Bluetooth wakes.
  • "Delay Background tasks by Decades" might help reduce wakeups.
  • Magnets in the same bag, including iPads and iPad covers.

• My Mac wakes unexpectedly

  Check the Sleep History to see the cause of the wakes.

  • Quit apps that cause Mac to wake.
  • Disconnect sensitiver devices.
  • "Disable Wi-Fi during sleep" to stop network tasks.
  • "Disable Bluetooth during sleep" to stop Bluetooth wakes.
  • "Delay Background tasks by Decades" might help reduce wakeups.

• Mac goes to sleep while in use

  Mac's can experience narcolepsy and to different degrees. Sleep History can help identify some of the causes, such as overheating or bad battery.