Base64 Encoder & Decoder
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Encode and decode text with Base64.
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- No signup
Private on your device
Your information stays on your device and is not uploaded.
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Switch between hex, binary, ASCII decimal codes, and Unicode code points. Encode plain text or decode encoded values on your device.
How to use this tool
Open the Encoding Converter form on this page, enter the values or file required for your task, and run the tool. Review the results panel and adjust inputs as needed. Your image stays on your device and is not uploaded.
How it works
Convert text to and from hex, binary, ASCII decimal codes, or Unicode code points. Choose a mode and direction; results update on your device.
Limitations
Results are based on the inputs you provide and may not cover every edge case. This tool is for general use and is not professional advice.
Privacy and file handling
Your image stays on your device and is not uploaded.
FAQ
Frequently asked questions
Is Encoding Converter free?
Yes. It is free to use and you do not need to sign in or create an account.
Is my data private?
See the privacy note on this page. Many tools run on your device; some heavier file tools may use secure temporary processing when required.
Can I use Encoding Converter on mobile?
Yes. Open this page on your phone or tablet, enter your inputs, and use the on-screen controls.
Related pages
- Browse all free online tools on Utilnivo
- Explore more developer tools on Utilnivo
- Base64 Encoder & Decoder — Encode and decode text with Base64.
- URL Encoder/Decoder — Encode or decode URL-safe text.
- Hash Generator — Generate SHA-256, SHA-384, and SHA-512 hashes.
- HTML Encoder and Decoder — Encode or decode HTML entities.
- JWT Encoder — Encode and sign JWTs with HS256 on your device.
- JSON Formatter — Format, minify, and validate JSON with optional key sorting.
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