Decode Base64 encoded text
Our Base64 Decoder reverses the Base64 encoding process, converting Base64-encoded strings back to their original text or binary format. This tool is essential for developers who need to decode API responses, decode embedded data, or reverse Base64 encoding applied to text strings. The decoding happens entirely in your browser for maximum security and privacy.
Instant decoding with real-time results
Handles any Base64-encoded input
100% client-side for security
No character or size limitations
Automatic error detection for invalid Base64
Copy decoded output with one click
Free with no registration required
Paste your Base64-encoded string into the input field, and the decoded result will appear instantly. The tool automatically detects invalid Base64 and shows appropriate error messages.
If you found Base64 Decoder useful, try these similar tools:
1. Enter your text in the input field
2. Click the "Decode" button
3. Copy or download the result