With Asset Localization, you can easily localize your built-in Unity game assets. Also you can create custom localizable asset functionality for your custom assets.
Available on Asset Store.
Built-in Text, TextMesh, TextMeshPro, TextAsset, VideoClip, AudioClip, Sprite, Texture, Font and Prefab localization
Edit everything through Localization Explorer window
Quick text translation inside the Editor with Google Translate engine
Extensible localized asset support
Used locales are automatically added to Info.plist on iOS build
Lightweight and easy to use
No coding required
Required Unity 2017.1 or newer version.