XLSX (EXCEL) to PBM Converter
Convert your xlsx files to pbm online & free
Office Open XML Worksheet Sheet
How to convert XLSX to PBM
Select files from Computer, Google Drive, Dropbox, URL or by dragging it on the page.
Choose "to pbm"
Choose pbm or any other format you need as a result (more than 200 formats supported)
Download your pbm
Let the file convert and you can download your pbm file right afterwards