This is a paid asset, but now you can download the “Translation Helper” for FREE, Please keep in mind this package is provided only for learning purposes or to be able to test before buying the product, NOT FOR COMMERCIAL PURPOSES.
For more detail this asset from the Unity Asset Store: Click Here
Translation Helper v1.1
This package is a helper window to support multi language easily. User can easily gather all literal components in a place and edit it on the same window. This package also supports Auto-translation as experimental step. Asset scripts are written using inheritance, which makes it easy to create new localization tools.
A localization system is essential for translating a game. This asset was created to lessen the work of a programmer who often tends to implement and manage this type of system
Supports
Text Mesh Pro
Standard UI