user interaction: intro to mobile development...

User Interaction: Intro to Mobile Development LandscapeAssoc. Professor Donald J. Patterson INF 133 Fall 2013

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•Market Share

!

• Are we talking about OS or hardware?

Mobile Development

Issues:

Intro to Mobile Development

Source: Gartner Research

Android

iOs

0

10

20

30

40

50

60

70

80

90

7/1/09 1/17/10

8/5/10 2/21/11

9/9/11 3/27/12

10/13/12 5/1/13

Perc

ent

Mobile OS Market Share

Android Symbian iOS RIM Microsoft Bada Linux Other

Intro to Mobile Development

http://www.nielsen.com/us/en/newswire/2013/whos-winning-the-u-s-smartphone-market-.html

Intro to Mobile Development

http://www.gartner.com/newsroom/id/2623415

Intro to Mobile Development

Source: http://blog.nielsen.com/nielsenwire/online_mobile/two-thirds-of-new-mobile-buyers-now-opting-for-smartphones/

Intro to Mobile Development

Source: http://blog.nielsen.com/nielsenwire/online_mobile/who-is-winning-the-u-s-smartphone-battle/

• Stores

• iTunes

• Android

• Blackberry

•OVI

•Microsoft

Mobile Development

Issues:

• Programming Languages

• C++

• C#

• Java

•Objective-C

• Python

•Others?

Mobile Development

Issues:

• Device Variability

• Android

•Microsoft (Nokia)

• Apple

• Blackberry

Mobile Development

Issues:

• Programmer Freedom

• Distribution

• Background Processes

• Device Access

• Profit Models

• Pay per app

• In-app payments

Mobile Development

Issues: