TaxoPress has two versions: a Free version available on WordPress.org and a Pro version available for TaxoPress members. This table has a chart comparing the two versions:

TaxoPress FreeTaxoPress Pro
Only 1 “Term Display” layoutUnlimited “Term Display” layouts
Only 1 “Terms for Current Post” layoutUnlimited “Terms for Current Post” layouts
Only 1 “Related Posts” layoutUnlimited “Related Posts” layouts
Only 1 “Auto Links” setupUnlimited “Auto Links” setups
Only 1 “Auto Terms” setupUnlimited “Auto Terms” setups
Only 1 “Suggest Terms” setupUnlimited “Suggest Terms” setups
Can not automatically add new terms to contentAutomatically add new terms to content
Can not add terms to imported contentAdd terms to imported content
Can not change how Auto Terms analyzes your postsCan use Regular Expressions to change how Auto Terms analyzes your posts
Can not use Synonyms for TermsCreate Synonyms to allow multiple words to refer to one term
Can not use Linked Terms Link terms together so adding one term to a post will add all connected terms
No access to TaxoPress email support3 of your team members can use TaxoPress support
Support on WordPress.orgFast, professional support by email
Ads inside the pluginNo ads inside the plugin