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Web Utilities Collection

Secure, stateless, client-side tools. Your data never leaves your browser.

Developer Utilities

Text & File

Base64 Converter

Encode and decode text or files into Base64 format locally in your browser.

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Formatter

JSON Formatter

Format, validate, minify, and check syntax errors in your JSON data locally.

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Mathematics

Age & Lifecycle

Age & Lifecycle Calculator

Calculate International/Korean age, biological rhythms, anniversaries, and compare parameters.

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