What are the image resolutions for iphone3g, iphone4, ipad?

Discussion in 'iOS Programming' started by webphone, Nov 14, 2010.

  1. webphone macrumors newbie

    Joined:
    Jan 18, 2010
    #1
    I would like to build a universal app but I am not sure the image resolutions for iphone3g, iphone4, ipad?

    iphone3g - 320x480
    iphone4 - 640x960
    ipad?

    Or not change the dimension of an image, but change its ppi?

    Please advise
     

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