Corel Calculate
From Just Solve the File Format Problem
Corel Calculate (AWS for documents, AST for templates) is the native format of the Spreadsheet program in the Corel Home Office suite. File format is identical to the Ability Spreadsheet format.
FIle Identification
Corel Calculate uses the AWS format which is the OLE2 Microsoft Compound File container format. Within the container is a "SummaryInformation" file which can be used to differentiate between files saved with Corel or Ability Office.
