LIQUIDUM PRO v2018.1.7
Liquidum Pro is a suite of professional realtime/dinamic liquid/fluid effect to simulate animated distort drops the screen, liquids over screen and objects, rain and thunders effects, wet&dry clothes/objects, weather events and other liquid effects in the scene.
Extremely easy to use and configure.
All original sounds (+30 mp3 files) are included!
Official site | Forum | Documentation
With Liquidum you will not need other assets to simulate rain or other liquids of any kind.
But each effect can be disabled in order to use Liquidum with other asset.
You can simulate dynamics and configurable drops with multiple frames, static or animated effects, rain, cascade...
At the moment there are eleven types of different effects in one simply component!
More Info: _https://assetstore.unity.com/packages/vfx/shaders/fullscreen-camera-effects/liquidum-pro-21414