By Team Hypomnema · Updated October 19, 2026
Add timed blur, pixel or cover masks and mute or bleep sensitive audio.
Create and export
Add your content or start with the editable sample.
Adjust the preview and settings. Expand the editor for more space.
Review and download your finished result.
Methods and limits
Videos up to 50 MB and 10 minutes; export a selected range up to 2 minutes at up to 720p. Up to 8 fixed rectangular masks and 8 audio intervals. Masks do not track moving objects. Review the encoded result across the entire range before sharing. Blurs and pixels are not guaranteed anonymization; use an opaque cover for sensitive information.
Local processing
Files and inputs stay in browser memory. Only the shared media engine is downloaded when needed; no media is uploaded. Exported files contain the content you select. Refreshing clears this workspace.
Try the workflow
Keep your original documents and review the output. You can also browse all guides or contact Team Hypomnema.