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HYPERLINK"http://johnnyholland.org/2010/09/06/android-iphone-app-design-is-it-twice-the-work/"\o"PermanentLinktoAndroid&iPhoneAppDesign:Isittwicethework?"Android&iPhoneAppDesign:Isittwicethework?HYPERLINK"http://johnnyholland.org/author/suzanne-ginsburg/"\o"PostsbySuzanneGinsburg"SuzanneGinsburgonSeptember6th,2010Lessthanoneyearago,mostofmyclientswererequestingiPhoneappdesign.TodaytheyarestillaskingforiPhoneappdesignbutmanyalsosay,“DoyoudoAndroid,too?”Mostofthemplantostartwithoneplatform,seehowthingsgo,andthendecidewhethertoinvestinthesecondplatform.Thisroll-outstrategyisoftentiedintoengineeringcosts.Sincefewdeveloperspossessthecodingskillsrequiredforeachplatform—ObjectiveCforiPhoneandJavaforAndroid—it’softennecessarytohiretwodevelopmentteams.Butwhataboutdesign?WouldI,too,havetodotwicetheworkwhendesigningfortheiPhoneandAndroid?AndwhatwillhappeniftheWindows,Palm,andBlackberryappstorestakeoff?WouldIhavetodofivetimesthework?Thisdilemmaremindedofthe“browserwars”backin1996,whenNetscapeandMicrosoftusedtohireevangeliststoteachdesignandcodingfortheirrespectivebrowsers.Eventuallytheseproprietarystandardswerereplacedwithindustry-widestandardsbutitdidn’thappenovernight.Manysaythesamewillbetrueofthedifferentsmartphoneplatforms,thatthey’lleventuallybereplacedwithsomethinglikeHTML5.Thiscouldhappenatsomepoint,butwe’renotthereyet.HTML5workswellfor“webapps”and“hybridapps.”“Webapps”lookverymuchlikenativeappsbuttheycan’taccessdevicedataandhardwaresuchastheuser’scontacts,thephotolibrary,voicerecording,anddevicemovement.Incontrast,“hybridapps,”whichprovideaccesstowebcontentthroughawebviewingarea,canaccessthedevicehardwareandincludenativeuserinterfaceelements.CompanieslikePhoneGapprovidetoolstosimplifycross-platformdevelopmentforhybridapps.Usingthesetools,developerscancreateappsthatarenearlyidenticalacrossplatforms.Thismaybeeffectiveforcertainapps,e.g.,games,butproductivityapps,e.g.,email,maywanttocustomizetheUIforeachplatform.Sowe’rebacktothedilemma:dodesignershavetodotwice
