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Participant
October 26, 2011
Question

Flash Builder iPhone app size

  • October 26, 2011
  • 2 replies
  • 1184 views

I have a mobile Flex project which I am deploying to iPhone/iPod and Android. I'm having an issue getting my app under the 20 MB 3g size limit. I am including some images and a video which amount to 1.5 MB. The swf for the build is 2.8 MB and the resulting ipa is 9.7 MB with the app file being 22.4MB. The app store shows the final size as 21.1 MB, though I understand Apple needs to add additional things to the package is it really supposed to grow that significantly? What started as 3.3 MB has now grown to over 20 MB.

I've seen people say that all that matters is the ipa size, which is obviously not what is happening here. Any thoughts?

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2 replies

yagogak
Inspiring
October 27, 2011
Colin Holgate
Inspiring
October 26, 2011

A Flash made IPA file is a zip file. What you download from the App Store is just a package file. It contains iTunes artwork and the uncompressed app. If you unzip the Flash IPA file and look in its Payload folder, you'll see the app file. That will give you an idea of what the final download size will be.

embinderAuthor
Participant
October 26, 2011

That much I understand. I'm more wondering if it is normal for me to start with a swf and assets totaling 3.3 MB and ending up over the 20 MB total. That does not seem like a large starting size for the app. What size do most apps start at that make it under the 20 MB restriction?

Colin Holgate
Inspiring
October 26, 2011

Flash Builder may be adding a lot of other things then. I just looked at a Flash Pro made app that has a 5.8MB swf, and the uncompressed app is 17.5MB.