We’re incredibly proud of these products, and even more proud of what you all have MADE with them. But we recognize that the portfolio has become complex. We are making some changes to simplify our Autodesk portfolio and workflows for people everywhere who love to make things. We are consolidating these tools and features into key apps such as Tinkercad, Fusion 360, and ReMake.
Today, we are sharing the news that in early 2017, after we complete this consolidation, we’ll be shutting down 123Dapp.com
https://docs.unity3d.com/Manual/iphone-playerSizeOptimization.html
http://stackoverflow.com/questions/34076280/app-size-too-big-ios-unity-3d
https://docs.unity3d.com/Manual/ReducingFilesize.html
https://support.unity3d.com/hc/en-us/articles/208412186-IL2CPP-build-size-optimizations
http://answers.unity3d.com/questions/1149641/very-large-ios-build-size-unity-5.html
http://answers.unity3d.com/questions/357667/why-is-my-ios-app-size-an-order-of-magnitude-large.html