Welcome to SmartCheckSum

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SmartCheckSum is a checksum tool in an early development state. Currently it serves for calculating checksums (SHA1 and MD5) of files directly from the Windows Explorer. SmartCheckSum automatically checks the sums against clipboard content, e.g. a checksum just copied from a download page.

SmartCheckSum on Windows Explorer context menu.

Popup on verified file.

SmartCheckSum in free software, released under the GNU General Public License version 3.0 (GPLv3). It uses files from GNU CoreUtils for Windows.