2. 10 Tips for Designing Mobile Widgets Rajesh Lal Senior Engineer, Nokia Maemo Devices, Mountain View, California

3. Q&A Top 5 Tips 5 Contextual Tips Why Should We Care 15 minutes

4. Why Should We Care

5. Worldwide 1 Billion Computers and ~ 4 Billion Mobile Phones Today Computer to Mobile ratio is 1:4 Smartphone sales estimate: 20% increase annually, today 140 million to 423 million in 2013 Source: Wireless Expertise www.wirelessexpertise.comwww.wirelessexpertise.com

6. Data based on study at http://www.researchandmarkets.com published July 27, 2009

7. Q&A Top 5 Tips 5 Contextual Tips Why Should We Care

8. Design for a Mobile User Tip: 1

9. Short attention span Divided attention Interruptible Dynamic environment

10. Know Widget Tip: 2 A Widget is a small, light weight application, meant for a single purpose.

11. Mobile Widget [ ] Desktop Widget Konfabulator, Desklets, Dashboard, Vista Widget Engine Native APIs Web Widget igoogle, Wordpress, Pageflakes, Facebook Web browser (server) based + = HTML, CSS, JavaScript, XML, Ajax, RIA Mobile Widget S60, Maemo Web Runtime Device APIs

12. 11 Target Specific Set of Users Tip: 3

13. 12 Highly personal device Rich features specific to users Allow for customization Target sport events, conferences

14. Play Nice Tip: 4

15. Follow design guidelinesJustify space Do not poll data frequentlyDo not be a memory hog

16. Utilize Device Potential Tip: 5

18. N900 Features qwerty multi-tasking personalized desktop widgets flash Ajax integrated gps 5 mp camera linux os 3d graphics Open GL web run time Qt 32 gb wireless broadband powerful processor Innovative design 800 × 480 resolution video touch screen 48 gb exp memory firefox browser radio

19. Q&A Top 5 Tips 5 Contextual Tips Why Should We Care

20. Focus on One Functionality Tip: 6

21. Know what Widgets are meant for Quick information Casual games Simple utility Media application Search / Lifestyle Widget Recent Trends Social Widgets Branded application Subtle advertisements Mini Web Apps

22. Simplify Features Tip: 7

23. http://www.google.com/ig/directory?q=clock

24. Easy to Look Easy to Understand Easy to Use Most effective designs are least complicated Paperclip Principle

25. Grab the User Tip: 8

26. 1. Attract at entry point Short title, simple headings Nice professional icon Precise description 2. Make it alive Compelling data Dynamic information Make it interesting 3. Get statistics No. of downloads No. of users Feed based statistics 4. Hear your user Include email Online forum Allow for feedback

27. 26 Add Social Tip: 9

28. 27 Mobile is a social device Mobile is a social device Always Available Always Available Meant for communication Meant for communication Interactive Interactive

29. Make it Fun Tip: 10

30. 29 If it's not fun, you're not doing it right –Bob Basso Add Extra Fun Delight users Give pleasant surprises Make it special

31. 7. Simplify Features 1. Design for a Mobile User 10. Make it Fun Ten Tips 2. Know Widget 3. Target Specific Set of Users 4. Play Nice 5. Utilize Device Potential 6. Focus on One Functionality 8. Grab the User 9. Add Social

32. 31 Q&A Top 5 Tips 5 Contextual Tips Why Should We Care

33. 32 Thank You rajesh.lal@nokia.com Join us @ http://maemo.org/development/sdks/http://maemo.org/development/sdks/