Application development process Part 1

Overview State of the mobile industry Size of the market Popularity of platforms How users use their devices Internationalisation Mobile and tablet features Development environments

Smartphone Statistics

Market Trends

Transition to Mobile Windows Desktop market share is 90% Microsoft’s collective market share for operating systems is 14% Microsoft CEO Satya Nadella windows-nadella-seeks-very-different-microsoft/ windows-nadella-seeks-very-different-microsoft/

Device Sales

IPhone Shipments

App Downloads by Platform

Total Apps Available

Black Friday Sales Black Friday Sales day after Thanksgiving Holiday (end of November) Mobile traffic accounted for 39.7% of all traffic iOS: 28.2% Android: 11.4% 21.8% of online sales were from mobile devices iOS: 18.1% Android: 3.5% Average purchase amount per device: iOS: $ Android: $105.20

eBay Steve Yankovich – Vice President Mobile Sunday: Biggest shopping day of the week Support all Platforms, let users choose Web, apps, mobile web. Estimated $10b sales in Bulk of sales through iOS devices.

Internationally

Smartphone Users

Platform Differences There can be a lot of variability between features provided on different devices and platforms This can impact design decisions in your application

Display Large, High-resolution, colour screen However not as large or high resolution as desktop display (unless retina)

Interaction Touch, no mouse, gestures Also accelerometer allows movement to be detected, e.g. for game

User Interface User interface is designed with large buttons and controls finger-sized

3d graphics Graphics hardware competitive with dedicated games consoles.

CPU, memory CPU ARM 1GHZ, less powerful than desktop Mobile ARM CPUs at the same clock frequency are slower than intel desktop CPUs Possibly dual or quad-core Less than 1GB RAM

Location Location can be determined using the following information: GPS Cellular Network Wi-Fi Network Most phones have GPS Not all tablets have GPS Compass

Camera Often front and rear cameras HD quality Limited Software Control Small Camera limits available light Can be used to detect gestures and augmented reality.

Application Sandbox Phone platforms provide sandbox environment for applications restricting their access to the phone On desktop computers an application may be able to modify anything on the system The application sandbox only allows the application to access resources the user permits