User guide: Source code and developer guide:...
Xingchen & Rikka is the developer of this application which can be found in the Tools category. The latest update of Shizuku was launched on Oct 15, 2020 and the app has been set up by over 100K users. According to the latest info, this application is rated 4.2 on Google Play.
You can download the .apk installer of Shizuku 3.4.5.r288.726cd9a free of charge and take a look at users' reviews on Droid Informer. The file size doesn't exceed 2 MB and the app runs flawlessly on Android 6.0 and higher. The antivirus report indicates that the app is totally safe.