Encode and decode Base64 data instantly. Supports UTF-8 characters and works entirely in your browser.
Result will appear here...
Encode text to Base64 or decode Base64 strings instantly. Supports UTF-8/Unicode characters. Free, fast, and secure - runs entirely in your browser.
All processing happens directly in your browser. Your data never leaves your device — we don't upload, store, or have access to any of your content.
No server roundtrips means instant results. Once this page is loaded, the tool works even without an internet connection.