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.
Roadtrippers - The ultimate road trip planner to help you discover extraordinary places, book hotels, and share itineraries all from the map.
Adobe Acrobat DC - Make your job easier with Adobe Acrobat DC, the trusted PDF creator. Use Acrobat to convert, edit and sign PDF files at your desk or on the go.
Sygic Travel Maps - Itinerary planner for independent travelers
Wondershare PDFelement - All-in-one PDF editor
Wanderlog - Collaborative travel planner with combined itinerary and map