Hi there,
I can update the your game. I have all the experience you need.
I have Question : Will you provide all background images and new graphics for game or i will have to do it?
I have 6+ year of experience in Game development in Unity3D. I am familiar in skill like this.
+++++++++++++ Our Specialties:
Re-skin the games with best way.
Making games for Mobile with reasonable FPS
Adding Social services.
Editing Game rules.
Implementing Google Game Play Services
Plugin of any game services.
Implementing In App Purchasing.
Finding and Fixing bugs in game
Thanks for your attention.
Best Regards, Hiten
Frontlink Technology
Note : Time and Cost can be more realistic after discussion about project/tasks in detail