Ten actually useful Kindle apps

Taking a break from posting the games to let you in on a few useful Kindle apps. Don't worry, games aren't going away!

• Kindle Calendar
  
• Kindle Calculator
  
• Kindle Address Book
  
• Kindle Contact Management Tool
  
• Sticky Notes
  
• Notepad
  
• Day Planner
  
• Finance Manager
  
• Periodic Table of the Elements
  
• Converter