Wondershare PDFelement - All-in-one PDF editor
FileOptimizer - FileOptimizer is a lossless file size optimizer supporting AIR, APK, APNG APPX, BMP, CBZ, DOCX...
Foxit PhantomPDF - Edit PDF files with our feature-rich PDF Editor. Download Foxit PDF Editor to convert, sign, scan / OCR & more. A speedy PDF Editor alternative to Adobe Acrobat.
Free PDF Compressor - Free PDF Compressor removes duplicate PDF objects and employs new compression features in recent...
Google Docs - Create a new document and edit with others at the same time -- from your computer, phone or tablet. Get stuff done with or without an internet connection. Use Docs to edit Word files. Free from Google.
UPX - UPX (Ultimate Packer for eXecutables) achieves an excellent compression ratio and offers very fast...