fre:ac - fre:ac is a audio converter and CD extractor designed for Microsoft Windows, Mac OS and Linux, distributed under the GNU General Public License.

Walloop - The evolving archive of high-quality, hand-picked live wallpapers & backgrounds for Android.

File Converter - Convert & compress everything in 2 clicks!

Wallpapers - Wallpapers is a leading personalization application by Google LLC that make the most of your display with beautiful wallpapers and advanced features.

Switchr.net - Switchr is a free online audio converter site that lets you convert audio files on the fly.

Best Wallpapers QHD - Best Wallpapers QHD is an Android app that offers free high-definition stunning images.