Sigil - Sigil is a multi-platform WYSIWYG ebook editor. It is designed to edit books in ePub format.
Wallpapers - Wallpapers is a leading personalization application by Google LLC that make the most of your display with beautiful wallpapers and advanced features.
Jutoh - Epub editor, convertor and creator software for Mac and PC.
Backdrops - The only wallpapers you'll ever need. Say hello to Backdrops.
Vellum - Free beautiful hand-curated wallpapers for the iPhone
Tapet - Tapet developed and published by SharpRegion for Android and iOS devices.