Upgrade Pricing

In the past, Pacific Tech has released many free upgrades. However, to support continued development it has become necessary to charge for new releases. Consider your upgrade purchase as a vote for continued support and development of the software.

  • If you ordered Graphing Calculator within the last two years, contact  for a free upgrade. Do not place an order unless you wish to pay for the upgrade.
  • Institutions which have purchased multiple-copy licenses should contact for upgrade pricing.
  • If you have purchased Graphing Calculator 4 for macOS, upgrade to version 5.0 here for $30.
  • Otherwise, go here to place an order.