Base64 Decode Online
Thinkforu.org Base64 Decoder
Professional tool to decode base64 strings with advanced features. Just paste your base64 data in the form below, press the Base64 Decode button, and you'll get a base64 decoded string
User Guide
How to Use:
- Paste your base64 encoded string in the input field
- Select desired options (auto-detect encoding, trim whitespace, etc.)
- Click "Decode" to see the result
- Use the copy or download buttons to save your result
Examples:
Example 1: Simple text
Base64: SGVsbG8gV29ybGQ=
Decoded: Hello World
Example 2: Special characters
Base64: SGVsbG8g8J+RjQ==
Decoded: Hello 👍
FAQ
What is Base64 encoding?
Base64 is a method of encoding binary data using text characters. It's commonly used to transmit binary data over channels that only reliably support text content.
Is this tool secure?
Yes! All processing is done locally in your browser. No data is sent to any server.
What file types can I decode?
You can decode any base64 encoded string, including text, images, and other binary data.