Glossary

FLAC is a lossless audio format that preserves original sound quality while reducing file size. Discover how FLAC files work, how they compare to MP3, and how to open, play, or convert them on different devices.

Got an M4A file but need an MP3? Learn what the M4A format is and the easiest ways to convert M4A files to MP3.

Got an EPUB file on your iPhone? Learn what this popular ebook format is and the easiest ways to open and read EPUB files.

Found an HTML file and not sure what to do with it? Learn what HTML files are and the easiest ways to open, view, and edit them.

Got a DOCX file but no Microsoft Word? Learn what this popular document format is and the easiest ways to open and edit it

Amazon developed the AZW3 format as its modern proprietary eBook format, optimized for Kindle devices and apps. And it’s been their standard format since 2011. Here’s a clear breakdown of what it actually is and what you can (and can’t) do with it.

Learn what an RTF file is, when to use it, how it compares to DOCX and PDF, and how to open, edit, or convert RTF files on any device.

The PSD file is the professional standard for layered, non-destructive editing in Photoshop. Learn what it is, how to open it, and when to convert to JPEG or PNG.

WAV files store high-quality audio, often as uncompressed PCM, which makes them great for recording and editing. Learn why they’re large, how to open them, and how they compare to MP3 and FLAC.