SleepTimer

A simple, on-screen countdown timer to suspend a Windows system.

For installation and usage help see the online documentation.

The source code and associated project services are hosted at SourceForge.

Installer Portable version Project Contact

Features

• Clean, intuitive design.
• Timer maximum is 96 hours, with 5-60 minutes granularity.
• Selection between system suspend, hibernate, and shutdown.
• Option to run custom program on timeout.
• Selection between easy setup or completely portable installation.
• Open-sourced under a BSD license.

What's new

Version 1.1.1 was released on 2014-01-19.

• Added setup file. Installed versions use the Registry to store settings.
• Made the portable version independent from system DLLs.

For more, see the release history.

Requirements

• Windows XP, Vista, 7, 8 (both 32 and 64 bit versions)
• Microsoft Visual C++ 2008 SP1 Redistributable Package (x86). In case it's not already installed on your system, download it from Microsoft. Note: the portable version does not require this.