Thumbdata: Viewer [verified]

There are several websites claiming to extract thumbdata online. Uploading your thumbdata file to a random website exposes any recoverable thumbnails (potentially private photos) to third parties. Avoid unless the service is from a trusted, audited source.

: They store low-resolution versions of your photos so the gallery app can load previews instantly without processing the full-sized original files every time. thumbdata viewer

) can sometimes show the raw data, but won't easily show the images. It is generally safe to delete .thumbdata There are several websites claiming to extract thumbdata

Developers and Linux users.