The Trial Version of EQS4WIN is Version 4.1.0.0, and runs on all current versions of MS Windows.

This 15-day trial version is fully functional, apart from problem size and input/output restrictions. It contains many example problem files illustrating its use for larger problems.

For purchasing instructions, click the Purchase EQS4WIN link in the menu bar above. Purchase entitles the user to one year of free upgrades and technical support via email.

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If there are any problems with the downloading or the installation processs, contact Mathtrek Support.