December Sale

If you’ve been waiting to move to the premier dynamic modeling tool, or to extend your maintenance and upgrade to the latest version of Vensim, now is a great time. All Vensim editions are on sale, 20% off, through the end of December.

Buy direct at the Vensim store. At the checkout stage, enter the coupon code EOY16SALE. For academic and public research users, please contact us for the discounts.

Contact sales at for volume quotes and other information. Extend your maintenance for a year of upgrades by logging in with your license key on the download page.