Perhaps Google is compensating for their vast device segmentation but they make it so easy for mobile developers with their myriad resources. Apple....can you please get on board?
^ Android Device Art Generator (I use this ALL the time)
At Disney Interactive, I had the opportunity to build two unique achievement systems, both were great learning experiences. I've seen achievement systems at work in plenty of games, but it's interesting to draw parallels and observe the "gamification" of features at work in health and lifestyle apps.
^ The Nike+ Running app has a nice system that encourages reaching fitness milestones
^ The Blackwood & Bell Mysteries achievement system was built to increase retention and monetization
^ In Disney's Words of Wonder, achievements were built to increase retention, and provide additional gameplay for elder users.
This article does a nice job of explaining pros and cons of the approach: Skeuomorphic Design: What it is, Who uses it, and Why You Need to Know
In the (casual) mobile gaming industry, skeuomorphism is a common theme as the GUI needs to feel familiar, approachable, and visually rich. In personal projects, my aesthetic leans more toward a flat/graphic style but I find myself relying heavily on this technique for a majority of the casual games I work on. For example, in Disney's Words of Wonder the game takes place within an enchanted manuscript, so a lot of the UI lent itself to that technique.
^ In Disney's Words of Wonder I used skeuomorphic design to reinforce the visual concept of an enchanted illuminated manuscript.
thenounproject is one of the most useful tools I've come across. I use it almost daily when researching iconography.
With the imminent release of iOS 8 right around the corner let's take a
moment to reflect on iOS 7 with this useful article: How you should look in iOS 7
I sure hope Apple sticks with the flat/graphic approach, it's so efficient (not to mention beautiful).
Fascinating article on the origin of "X" as "close". Interestingly, it appears as though the use of "X" is of Japanese origin, which comes as no great surprise.
"Batsu (x) is the symbol for incorrect, and can represent false, bad, wrong or attack, while maru (o) means correct, true, good, whole, or something precious. Batsu and maru are also common hand gestures. Cross your arms over your chest for batsu, circle your arms over your head for maru."
Read the full article here.