This document discusses mobile app development. It begins by introducing an app with over 500k downloads across 13 countries and 900 daily transactions after less than 2 months. It then covers tips for mobile UX like focusing on the unique aspects of mobile like context and small screens. It discusses the differences between native apps and web apps, and between iPhone and Android development. It emphasizes testing apps thoroughly and listening to users.

1. Thinking Mobile
MELI apps

2. 1. Who are we?
2. Learning to play a new game
3. Native apps vs. Web apps
4. iPhone vs. Android

3. Who are we?

4. Who are we?

7. Some stats
+500K downloads
13 países
900 transacciones diarias
T < 2 meses
2X Volumen en corto plazo

8. 1. Who are we?
2. Learning to play a new game
3. Native apps vs. Web apps
4. iPhone vs. Android

9. What makes mobile UX different ?
● predictible enviroment
● large screen, enabling
multitasking
● keyboard en mouse for
input

10. What makes mobile UX different ?
● variable context and
enviroment
● small screen
● difficult to multi-task and
easy to get lost
● private device - public
context

11. Tips

12. 1. Forget what you think you know

13. 2. Don't convert ...
site
logo navigation
breadcrum fraud
item
pictures user
opinions
payment
methods
shipping

14. ... create

15. 3. Don't get GUI, get NUI
GUI NUI
(Graphic User Interface) (Natural User Interface)
Computer as a tool Computer as a media
Experiences are anchored Experiences unfold
Exploratory Contextual
Recognition Intuition
("What you see is what you get") ("What you do is what you get")

16. 4. Context matters

17. 5. Design for partial attention
and interruption

18. 6. Keep it simple ... and nice

19. 7. Listen to your users
★
No se puede ver la descripción del producto, sin
eso no sirve.
★★★
Claramente le faltan funcionalidades pero lo que
hace lo hace muy bien.
★★★★★
Muy útil y fácil de usar. Muy buena interfaz.

20. 8. Every byte counts

21. 1. Who are we?
2. Learning to play a new game
3. Native apps vs. Web apps
4. iPhone vs. Android

23. Native Apps
1. Performance
2. Accessing device features
3. Distribution and Market visibility
4. Better user experience
5. Device/target specific

24. Web Apps
1. Cross platform
2. Easy to develop
3. Cheaper
4. Accessible from a browser

25. Last but not least...

26. Comparison

27. No single approach is right for everyone

28. 1. Who are we? What we do?
2. Learning to play a new game
3. Native apps vs. Web apps
4. iPhone vs. Android

30. Devices

31. Devices

32. User Interface - Back button

33. Development
Programming
Objective-C Java
language
Development
XCode Eclipse
environment
GUI Interface Builder XML
OS OS/X Linux
Hardware
Mac X86
requirements

34. XCode + Simulator

35. Interface builder
Profiler

36. Eclipse

37. Android Virtual Device

38. Recap
● Forget what you think you know
● Don't convert, create
● Define and specify the app main objective
● Every byte counts
● Keep it simple... and nice
● Listen to your users
● test... test... test... test...

39. Thank you!
● Matías Di Gregorio
@pmdigregorio
● Martín Pozzer
@mpzzr
● Soledad Dematteo
@soledema
● Francisco Pepe
@PanchoPepe2

40. Download the apps