If yes then read on...

XLCipher helps you Optimize your Excel file by reducing their size and making them more efficient at click of a button.

Simply browse to your Excel file and then click Optimize and that's it. You have your Excel file turned into a small and fast file.

Read more details on how the software works here .

The good thing is you can use this for any MS Office file and it does it again and again all the time providing guaranteed results.

Features:
1) Browse content of Excel files to see which component contributes most to your file size
2) Optimize File size with click of a button
3) Cleans your «Dirty» spreadsheet to reduce size*
4) Works with Excel, Powerpoint and MS Word files
5) Improves performance and longevity of your MS Office documents

See the video demo below....

http://www.technitya.com/reduce-excel-file-size-works-for-powerpoint-and-word-files-also