Just Retrowave is a free lifestyle app developed by squiden for Android devices. It is a unique audiovisual simulator that allows users to relax and unwind while listening to the calming sound of synthwave. The app features a neon grid that moves on a CRT emulated screen, providing a visually stunning experience. Users can choose from five different color themes and display a clock if they wish.

The app's interface is simple and user-friendly, making it easy for users to navigate and customize their settings. The app's calming nature and visually stimulating design make it a great way to unwind after a long day or to simply relax during a break. Just Retrowave is an excellent choice for anyone looking for a unique and visually stunning way to relax and unwind.