Great Downloader easy to use can convert into multiple file formats. Fast and impressive
Audio Memos - Audio Memos is a voice recorder for the iPhone and iPad.
Video DownloadHelper - Browser extension to download videos from the Web
Skyro - A gorgeous voice recording app with embedded images
youtube-dl-gui - A cross platform front-end GUI of the popular youtube-dl written in wxPython.
Quick Record - Voice memos audio recorder with iCloud sync
Youtube Video and Audio Downloader - Download YouTube videos in all available formats and extract the original audio files.