Features:
Combine Several Excel Files into One Single Excel File
Batch Merge Wordbooks & Spreadsheets into One Worksheet
Combine Multiple Excel Files and Spreadsheets to One Spreadsheet in One Excel File
Join Parts of all Worksheets by setting a Range
Merge Table Rows and Columns in Bulk Files
Support Mixed Merging XLS, XLSX, ODS, CSV, and XML Files
Export to XLS, XLSX, ODS, CSV and XML Formats
Combine Files & Workbooks in Ultra-fast Mode
Not Require Office or MS Excel Installed
Handy Installer, 3 MB Only

Whats New:
official site does not provide any info about changes in this version.

Homepage