It's secure to download the app. Fluidstream is the official developer of Radio SeiSei Vintage which can be found in the Music & Audio category. The tool was downloaded and set up by over 100 users and the most recent stable update was on Oct 17, 2020.
The overall rating for this application is 4.4 on Google Play. Get the setup package of Radio SeiSei Vintage 3.9 that is completely free and have a look at users' reviews on Droid Informer. The app runs flawlessly on Android 5.0 and higher.