An extensive changelog is found here
General: Faster loading and overall execution time of the extension
General: Updated User Interface on Calculator settings menu
General: Custom Multi-View
General: Ability to turn off Extension on the offers page
General: Submit bug with annotated screenshot
Calculator: Custom Cost Toggle on/off
Calculator: More offers data
Calculator: MSRP Price
Calculator: Input field auto calculate
Calculator: Various User Interface/ User Experience Improvements
Variation Viewer: Filter by Variation Attributes
Variation Viewer: Filter reviews from starting date and by date range
Variation Viewer: Detachable Variations Checker Window
Variation Viewer: Table comes with Quick Search Filters
Stock Checker: Detachable Stock Checker Window
Stock Checker: Table comes with Quick Search Filters
Stock Checker: Various Bug fixes
Bulk Checker Basic / Pro: Upload UPC's directly to Bulk Checker
Bulk Checker Basic / Pro: Over 15 new Data Points added to Bulk Checker
Bulk Checker Basic / Pro: Allow user to save the table view
Bulk Checker Basic / Pro: Increased limit of ASIN's or UPC per file to 1000
ZenGraph: Improved and Detachable