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Mobile Services with Qt

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Shows the value of mobile apps, and explain what it takes to create your own. Focuses on Qt, licensing, app stores, cost of development etc.

Shows the value of mobile apps, and explain what it takes to create your own. Focuses on Qt, licensing, app stores, cost of development etc.

First given at FOSSDay2010 in Göthenburg

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    Mobile Services with Qt Mobile Services with Qt Presentation Transcript

    • Mobile services with Qt Espen Riskedal November 2010
    • Purpose of this talk Show the value of mobile apps, and explain what it takes to create your own.
    • Agenda Why bother with apps? What's so great about Qt? What does an app cost?
    • Espen Riskedal Masters from University of Bergen 6 years in Trolltech 2 years in NOKIA Co-founded Cutehacks AS
    • Mobile apps Symbian^3 MeeGo Android
    • Why bother with apps?
    • Worldwide app downloads Sources http://slidesha.re/aIYxWn - «157 Mobile App Stats You Should Know About» 30 25 20 Billion downloads ABI 15 Gartner Juniper Ovum 10 Futuresource Booz & Company 5 0 2008 2009 2010 2011 2012 2013 2014 2015 2016 Year
    • App stores Monthly downloads Apps available (millions) Apple App Store 280000 16.7 Android Market 90000 3.4 Nokia OVI Store 13000 2.5 Blackberry App World 10000 1 Source http://www.slideshare.net/snowpong/the-scandinavian-mobile-app-market/8
    • Western European nd market share 2 Quarter 2010 Numbers from IDC http://bit.ly/9PrG1i Nokia Apple Research in Motion HTC Sony Ericsson Samsung Others
    • Worldwide platforms Source Ovum (http://bit.ly/9KyrAZ) 100 90 80 70 Downloads (%) 60 Other App World 50 (Blackberry) OVI Store (Nokia) 40 Android Market (Google) 30 App Store (Apple) 20 10 0 2009 2015 Year
    • Weather forecasts at http://yr.no - apps.no made a free iPhone version - 600.000 downloads - Norways population ~5.000.000 Created by apps.no Public transport information at http://trafikanten.no/ - shortcut.no made a free iPhone version - 47% of all traffic now generated from iPhones Created by shortcut.no
    • Why bother with apps? Because you reach people in their daily life.
    • What's so great about Qt?
    • Helps you create applications Developed since 1994 Official platform of Nokia
    • «Qt Everywhere» qt.nokia.com Image by Maschinenraum on flickr.com
    • YR on multiple devices:
    • HowTo: Make a Qt app PC A phone Nokia Qt SDK OVI account
    • Qt licensing Commercial License Open Source (LGPL) Go to http://www.slideshare.net/qtbynokia/qt-licensing-explained for more in depth information
    • Qt and open source Open repository - qt.gitorious.org 7000 accounts on public bug tracker Blog and roadmap Merge requests Community ports
    • What does an app cost?
    • Cost Content Design Development Maintenance New versions
    • Cross mobile development mobile OS Vendor solution Apple / iOS Objective C and Cocoa Touch Google / Android Java and Android SDK Nokia / Symbian & MeeGo C++ and Qt Blackberry / RIMOS Java and Blackberry SDK Cross platform alternatives: Qt, HTML5/WRT, Mono/.NET, Flash, J2ME
    • Time schedule ~1 month for easier apps ~2-4 for more advanced
    • Conclusion
    • Mobile apps reach people where they are Qt makes them easier to develop, and works cross platform Even if apps are for small screens, they still require a proper budget
    • Flight times Weather forecast
    • You have the data. Use it!
    • Thank you! Questions?
    • http://cutehacks.com Brushed steel background by ppetrovic72 (flickr.com)