Thank you for your review
Email me when discounted: 

SleepLess is used to prevent the computer from going to sleep without changing system settings.

It updates system activity timer once per some interval.


  • No Dock icon
  • One click activation/deactivation
  • prevent sleep with lid closed

What's New

Version 2.8.3:
  • Application is now code-signed for OS X 10.8 Gatekeeper compatibility.


Mac OS X 10.6 or later, Intel 64

Similar Software

Open Comparison
Suggest Other Similar Software
Create a collection and add  to it.
Like this app? Be the first to add it to a collection! Create a Collection by bringing together complementary apps that have a common theme or purpose, then share it and discover new collections!
Leave a Review

SleepLess User Discussion

To leave a comment, you need to be logged in.
Sort by: Time | Smiles
3 17


Current Version (2.x)


Downloads 101,795
Version Downloads 48,841
Type Utilities / System
License Shareware
Date 19 Nov 2012
Platform Intel 64 / OS X / Intel 32
Price $9.50
download install download install purchase purchase