Thanks for your patience. we are releasing App42 Unity SDK 4.0 beta version which is compatible for Unity5 patch2 and above version for following build and can be downloaded fromhere.
Unity Web Player
iOS (Mono) & iOS (IL2CPP)
Desktop Standalone app
Since Unity 5 still has issue with HTTPS on iOS build, you have to point your build to use our HTTP interface instead of HTTPS as shown below. You have to just set this after App42 API initialize:
Please see our change log for detail information about feature and bug fixes.