Android > Multimedia > Video and Audio Downloaders
YouWeTube

Search, choose either a video or audio format, then download YouTube videos to watch for later
Video Downloader for Instagram

Just one touch, You can download or repost your favorite videos on Insta
Tube Video Downloader 2017

This program makes it easy to locate and download a variety of Tube videos from the Net
Story downloader for Instagram

Do you know how download Instagram story images/videos? Use free InstaSaveStory
Mp3 Descargar Musica

Easily find your favorite tracks, download them onto your mobile device and play any time