Development of a mobile application for iOS

Remote work for a mobile device developer. Research is required for the development of a program on the game engine (unity, unreal) for the iOS mobile platform.

The challenge
Development of a visualizer of the figure type exclusively for iOS, followed by porting to Android.
It is best to work on one of the game engines. (unity, unreal)
- Interface design is ready.
3D models need to be modified (rigging 3D models)
The principle of the application is the introduction of measurement parameters (minimum - 3, maximum 9) and then display the figure in 3d, which can be rotated, with a hint of the type of figure (types of figures - 9).

Mandatory requirements
Attention! Requires the transformation of the body parts of the 3d object depending on the parameters entered by the user!