The Maintenance Plan is a promise that you are entitled to a free upgrade to any new releases of Soda PDF. As an example, if you bought Soda PDF 9 with the maintenance plan, you would receive Soda PDF 10 when it was released. This promise is valid for 1 year.
The latest Soda PDF release offers Plans and Editions. Being on a Soda PDF Plan will always provide you with the latest version of Soda PDF, including any major releases. Soda PDF Editions will come with the option of also getting a Maintenance Plan offering the promise of a free upgrade to the next big Soda PDF.
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