Upgrade Your Old App To iOS 11

Upgrade your existing app to iOS 11 if you want it to survive! If you app is 32-bit, say, made in 2014 or 2015, chances are, Apple will stop showing them in the App Store. The existing customer will be able to use them but there will no new downloads — and without downloads, there will be no more fresh money from the app. The solution is to let me upgrade, develop and maintain…

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How To Publish Four iOS Apps To The App Store

The task is to publish four iOS apps to the store. Previously, the apps were properly compiled and code rectified for iOS 11. It took five weeks to come to the situation that the only task remaining is publishing the apps to the App Store. These apps are present in the Store since 2014 and were quite old by todays standards. The task was to innovate and bring them to life under iOS 11,…

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Mysterious pngcrush caught libpng error:

From time to time, you may get a mysterious error in Xcode: pngcrush caught libpng error: Something like the image below: The explanation Compress PNG Files Error will just confuse you. Xcode 9 will compile the code and run the app in spite of marking it red. It will even archive the app just before sending it to the App Store and it will still be passed through. Further explanation will say image.png pngcrush…

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Three Hidden Costs You Will Pay To Upgrade Your Apps to iOS 11

Every year Apple releases a new version iOS and if you have apps in the App Store, you need to upgrade them. In several previous versions, the penalty for not upgrading the apps to the latest version of iOS was not severe. There used to be many apps published in, say, 2014, and still running happily on iPhones and iPad. However, this year, 2017, Apple will punish you if you do not upgrade your…

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Tutorial For A New Version of the Location Map Plugin for iOS

Here is how to use the current version of the Location Map plugin. As it stands, this combination works. You will be able to enter new points, connect already existing screens to them, zoom at will, tap to go to the screen from a related pin, and so on. There is only one catch: you have to enter the screen name through the Load Screen With Nickname field after clicking on the name of…

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How To Convert an Existing App From iOS to Android

Would it be difficult to convert and existing BT app from iOS to Android? Both yes and no. If you have been using only plugins that are available for both platforms, chances are that you will not have many problems in converting. If you have been using plugins that exist only for iOS, then oh well, yeah, of course, right… … … you will have MANY problems in converting from iOS to Android. Some…

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