Base64 to ASCII Code Converter

Decode Base64 and view the ASCII code breakdown. See decimal, hex, and character values for each byte.

Last Updated: September 2026
100% Client-Side — Your data never leaves your device

Paste a Base64 string above to see its ASCII code breakdown

Why this tool is safe

Your data never leaves your device — everything runs in your browser.

No server uploads. Other tools send your files to their servers. Ours don't.
Zero tracking of content. We never see, store, or log anything you convert.
Works offline. Once loaded, the tool works without an internet connection.
No account required. Instantly use all tools completely free without signing up.

Frequently Asked Questions

Search below or browse through our most commonly asked questions.

ASCII is an older character encoding standard that represents text in computers using numbers 0-127.
No, standard text decoding uses UTF-8, which encompasses ASCII. This tool specifically focuses on translating the Base64 into purely 7-bit ASCII text.

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