Free Productivity Apps

1. Google Docs

1.1. Documents, spreadsheets, presentations, drawings and forms

1.2. Accessed through Google Drive

1.3. Collaboration

1.4. Converts most file types to Google Docs format

1.5. Integrates with a number of other Google services, including Gmail, GChat, Google+, Google Calendar and Google Drive, and can be accessed from any device with a browser and Internet connection

2. Apache OpenOffice

2.1. Word Processing, spreadsheets, presentations, graphics, and more

2.2. Over twenty years software engineering

2.3. Easy to use, easy to learn

2.4. Entirely free!

3. LibreOffice

3.1. Word processor, spreadsheet application, presentation engine, drawing and flow charting application, and more

3.2. Compatible with many document formats

3.3. easily extensible through its powerful extensions mechanism

3.4. Free!