Most are probably available on Zedge, (free!) install it or check zedge.net before. Source: over 2 years ago

Zedge Inc. (ZDGE) is a spin off of IDT Corporation. (IDT) They went through a period of R&D and launched Zedge.net - The long and short version is it is a marketplace for customizing things about your phone. Think splash screen, wallpaper, ringtones etc. However it functions as an artist supplied market in which the artist gets paid for his or her contributions. There are a lot of successful businesses that... Source: about 3 years ago

Idk how to make a ringtone but you could always check zedge.net. They've always got tons of different ringtones and sounds and all that, maybe you'll be lucky! Source: about 3 years ago

Time to back up your ebook libraries. Step one: Download Calibre - https://calibre-ebook.com Step two: Install Alf's DRM removal tools for Kindle bought ebooks https://apprenticealf.wordpress.com. - Source: Hacker News / over 1 year ago

You can use Calibre for your kindle books. Here is a guide on the setting to use and here is how to deal with the dmr protection. Source: over 1 year ago

If you install the DeDRM plugin from Apprentice Alf, you can pull books from Adobe Digital Editions into Calibre (once they're checked out into ADE) and it strips the DRM off them as it imports. Then you can return the book from ADE and it checks back into the library. Source: over 1 year ago

This tool DRM Removal Tool for eBooks. The easiest way is to use the deDRM plugin for calibre. Source: over 1 year ago

Anyway, try looking around on Alf's blog and maybe you can try MobileRead. Those guys can get very technical. But they are also limited in how much info they can provide. Source: almost 2 years ago