Great Downloader easy to use can convert into multiple file formats. Fast and impressive
Video DownloadHelper - Browser extension to download videos from the Web
Tenorshare - Tenorshare is a data recovery program for Windows that recovers data directly from the phone's drive.
youtube-dl-gui - A cross platform front-end GUI of the popular youtube-dl written in wxPython.
iMobie PhoneRescue - PhoneRescue is a complete data recovery solution for all iOS and Android users. It offers both iPhone and Android data recovery with the world's highest recovery rates.
Youtube Video and Audio Downloader - Download YouTube videos in all available formats and extract the original audio files.
iOS Data Recovery - This is a program that recovers 12 types of data from any iOS device. Sources of data can be the device, iTunes, or iCloud.