File Utility Toolbox
File Utility Tools
Process, analyze, and manage your files securely in your browser. No files are uploaded to our servers.
File Size Checker
Accurately check file sizes in Bytes, KB, MB, and GB.
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File Type Identifier
Detect the MIME type and extension of any file.
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File Hash Generator
Generate SHA-256 secure hashes for file verification.
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File Name Cleaner
Sanitize file names for web safety (remove spaces, symbols).
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File Metadata Viewer
View hidden details like last modified date and exact type.
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Extension Changer
Safely change a filename extension string.
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Folder Size Calculator
Count files and calculate total size of a local folder.
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Checksum Verifier
Compare a file's hash against a provided checksum.
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