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File Splitter and Joiner

Break large files into ordered chunks and reconstruct them with verification.

This tool processes selected files in your browser.

Accepted: */*. Desktop cap 512 MiB per file.

Chunk size MB

Mode

Include SHA-256 in manifestInclude SHA-256 in manifest

Output

Original name

source-name uses the selected file's name.

How it works

Processing stays in this browser tab. Source files are not uploaded. Export is a new copy; originals are not overwritten.