Adobe Photoshop - Adobe Photoshop is a webtop application for editing images and photos online.
Wondershare PDFelement - All-in-one PDF editor
GIMP - GIMP is a multiplatform photo manipulation tool.
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.
Affinity Photo - Affinity is the imaging and design suite for creative professionals exclusively for Mac.
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.