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Base64 File Encoder
Drag & drop any file to encode it to Base64 and get a ready-to-use data URI. Reverse: paste Base64 to decode and download the original file.
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File Hash Calculator
Drop a file to compute its SHA-256 and MD5 hash in-browser using Web Crypto API. Compare two files by hash to verify integrity or detect duplicates.
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File Size Converter
Convert any file size between Bytes, KB, MB, GB, TB, and PB instantly — both binary (1024) and decimal (1000) standards shown side by side.
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Text to PDF Generator
Type a title and body text and download a formatted PDF instantly — assembled from raw PDF bytes in the browser with no external libraries.