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5 Principles of Killer Mobile Apps: How to Think About Product Design for iOS
5 Principles of Killer Mobile Apps: How to Think About Product Design for iOS
1.
5 PRINCIPLES OF KILLER MOBILE APPS:
HOW TO THINK ABOUT
PRODUCT DESIGN FOR IOS
CHIA HWU & EVAN KIRCHHOFF, QUBOP INC.
SPRINT OPEN SOLUTIONS CONFERENCE 2011
NOV 4 2011 - WWW.QUBOP.COM
2.
CUMULATIVE USERBASE, EARLY 2011
VS.
NOV 4 2011 - WWW.QUBOP.COM
(IN MILLIONS)
3.
1. GREAT DESIGN IS INVISIBLE
2. CONVENTIONS KEEP MOVING
3. REMOVE CHOICES
4. SOCIAL IS NOT MAGIC
5. COUNT YOUR CLICKS
NOV 4 2011 - WWW.QUBOP.COM
4.
1. GREAT DESIGN IS INVISIBLE
2. CONVENTIONS KEEP MOVING
3. REMOVE CHOICES
4. SOCIAL IS NOT MAGIC
5. COUNT YOUR CLICKS
NOV 4 2011 - WWW.QUBOP.COM
5.
ACCUMULATING
TINY CHANGES
From http://stam-design-
stam.blogspot.com/2011/10/
ios-5.html
6.
ACCUMULATING
TINY CHANGES
From http://stam-design-
stam.blogspot.com/2011/10/
ios-5.html
7.
From http://stam-design-
stam.blogspot.com/2011/10/
ios-5.html
50.
THINK ABOUT WHEN TO SAVE AND RESTORE STATE
- (void)applicationWillResignActive:(UIApplication *)application
- (void)applicationDidEnterBackground:(UIApplication *)application
- (void)applicationWillEnterForeground:(UIApplication *)application
- (void)applicationDidBecomeActive:(UIApplication *)application
- (void)applicationWillTerminate:(UIApplication *)application
(INCLUDING DIFFERENT SHUTDOWN SCENARIOS)
NOV 4 2011 - WWW.QUBOP.COM
51.
THE MOBILE APP USER LIFE CYCLE
-38% 1 DAY
-50% 1 WEEK
-90% 6 MONTHS
NOV 4 2011 - WWW.QUBOP.COM SOURCE: FLURRY