FreeRapid Downloader is not available for Android but there are some alternatives with similar functionality. The best Android alternative is Free Download Manager, which is free. If that doesn't suit you, our users have ranked more than 25 alternatives to FreeRapid Downloader and six of them are available for Android so hopefully you can find a suitable replacement. Other interesting Android alternatives to FreeRapid Downloader are uGet (Free, Open Source), aria2 (Free, Open Source), Multithreaded Download Manager (Free, Open Source) and Turbo Download Manager (Free, Open Source).
This is an experimental Firefox 57 download manager with multithreading support. It can download files with multiple connections to the server. Depending on the network condition, this may increase the download speed.
Ponydroid is an Android application that automatizes the downloading of files. The application is in charge of everything, it accesses the web where the file is hosted, it waits the required time and starts downloading them one by one.