Microsoft OneNote

Microsoft OneNote allow taking notes, but have inside also very useful OCR.

Link: https://www.microsoft.com/en-gb/microsoft-365/onenote/digital-note-taking-app/

images.yandex.com

Search by image in Yandex Searcher, allows to read Cyrillic letters.

LINK: http://images.yandex.com/

imageidentify.com

ImageIdentify is a function in the Wolfram Language that identifies the content of an image.

LINK: http://imageidentify.com/

rootabout.com

You supply a picture, and RootAbout will check if it looks similar to any indexed picture. For pictures that match, RootAbout provides additional information about the picture and a link to where you can find more information.

LINK: http://rootabout.com/

online-barcode-reader.inliteresearch.com

Allow to reading product, QR and document barcodes.

LINK: http://online-barcode-reader.inliteresearch.com/

images.google.com

Search by image in Google Searcher.

LINK: http://images.google.com/

compress-or-die.com

Image compressor with option analysis of file.

LINK: https://compress-or-die.com/