Distribution and license
5Spice is copyrighted software but may be used non-commercially without charge and the install program may be freely distributed. There is a 30 day evaluation period for commercial usage before registration is required. Registration licenses the program for commercial use and provides the larger schematic sizes (A,B,C size) plus the full set of features. Registered users receive priority for support and more support options.

The download is approximately 3.8 Meg and includes the WinSpice simulation engine. Once you have tried the program, check the LINKS page for manufacturers' models to download and add to the library.

System Requirements
Windows 7, Vista, XP, or Windows 2000 running on a Windows compatible computer. Also runs in Windows on Apple’s Mac computers that have an Intel processor, requires two button mouse. Not for Windows emulators. 800x600 or higher screen resolution recommended.

Installation Notes

Windows 7, Vista & XP
Starting with v1.30, 5Spice uses a different directory structure when installed in these versions of Windows. You do not need to un-install an older version of 5Spice. Any old program files and the model Library will be moved to the new locations.

Windows 2000: You do not need to un-install an older version of 5Spice.

self-installing  v1.61  August 21, 2009: September 2, 2010  Some users are experiencing a “setup files are corrupted” error message when they run the install file. This is due to the download terminating before the file is complete. If you have this problem, please let us know (email: error@5spice.com) and check back in a few days for a solution. Click here to download. Includes a new version of the simulation engine specifically for 5Spice. Many bug fixes and better coordination between the two programs. what's new in 1.61

option for Spice savvy users - manual for the older simulation engine
WinSpice reference manual (Spice3 syntax, commands, etc.). We do not have an updated manual for WinSpice 5.0 yet. Microsoft Word format (250K zipped). If you don't have Word, download free viewer here. You do not need to download the 2007 support files for the viewer.