A PDF or DOCX can carry your name, your company's name, total editing time, comments and even deleted text. See where each piece of data lives and how to remove it before you send the file.
None of the four apps publishes a list of what it strips from files. We gathered what independent tests and the privacy policies show about EXIF, GPS and device model in each one.
C2PA, also called Content Credentials, is a signed record stored in the file about how it was made or edited. It is not the picture, and it is not the same as a pixel watermark.
Video metadata is invisible during playback but readable to tools and platforms. Learn what it typically contains, who analyzes it, and when you should strip it.
MP4 files carry more than video and audio. Learn which tags matter, how to inspect them, and how to strip MP4 metadata before you upload, sell, or run ads.
MKV (Matroska) files often carry titles, encoder strings, and chapter metadata from rippers and editors. Learn what those tags contain and how to strip them before you share or upload.
AVI files still show up in archives, older cameras, and legacy workflows - and they often carry RIFF INFO tags. Learn how to inspect and strip AVI metadata before you share.
Not all metadata removers are equal. Learn why upload-based tools create privacy and retention risk, and why local browser processing is the safer default for video files.
The standard ffmpeg command to strip container metadata is simple - and easy to misuse. Learn the well-known map_metadata -1 approach, how to verify results, and when a browser tool is the better default.
Discover why removing metadata from your TikTok videos can double your chances of going viral and protect your privacy. Essential reading for clippers, TikTok Shop sellers, and affiliate marketers.
Discover how hidden video metadata can trigger ad account bans and reduced delivery on Facebook, Google, and TikTok. Learn the techniques top media buyers use to keep their creatives fresh.
Digital Marketing4 min read
Check your file before you post it
Tools that run in your browser. The file never leaves your device.