Base64 Encode / Decode
Encode and decode Base64 strings with full Unicode support via TextEncoder.
100% Client-Side · No Upload
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What is Base64 Encode / Decode?
Base64 Encode / Decode is a client-side encoder/decoder designed for converting text or binary structures. Using JavaScript TextEncoder APIs, it translates special symbols and UTF-8 files seamlessly with zero data leak.
How to use Base64 Encode / Decode?
1
Paste text or load raw code in the panel.
2
Click "Encode" to transform to Base64, or "Decode" to convert Base64 back into readable text.
3
Toggle Unicode UTF-8 settings to ensure emojis and localized strings translate correctly.
4
Copy the output or download it immediately.
Interactive Example
Encoding text to Base64TEXT
Input / Sample Source
Saish Shinde 🚀Output / Result
U2Fpc2ggU2hpbmRlIPCfmDE=Benefits & Features
✓
Full Unicode CoverageEncodes non-ASCII, accents, and emojis without parsing errors.
✓
100% Secure SandboxAll data translates directly inside your browser.
✓
Fast Toggle OperationsEasily swap translation values in one click.
✓
One-Click DownloadSave the converted binary payload directly.