Enter your email address (the one that you used when you purchased your Missing Sync product) in the box below. Our system will verify your previous purchase and send you a link that you can use to purchase the new version at the crossgrade price.

 
Need to change your email address?
Do we have an old email address on file for you? Give us your updated email address, and we'll make the change.

Having trouble with the upgrade process? Didn't purchase from Mark/Space?
Please visit our Support Center and enter "Upgrade" into the Knowledgebase Search on the left. If you cannot find your solution there, please contact us by returning to the Support Center and clicking on "Submit a Question or Support Request". Select the "Customer Service & Sales" Department and follow the prompts.