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Base64 Encoder Decoder Online is a free and fast tool to encode and decode Base64 text instantly. Whether you need to encode Base64, decode Base64, or decrypt Base64 encrypted data, this Base64 converter makes it simple. You can easily Base64 decode and encode online without installing any software. Perfect for developers and cybersecurity professionals working with Base64 text or web data conversion.
Base64 Encoder & Decoder Online
Base64 Encoder & Decoder Online — Encode or decode Base64 text and files instantly. Use this free Base64 converter for developers, webmasters, and data professionals.
Base64 Encoder & Decoder Online
How to Use Base64 Encoder & Decoder Online
Using the Base64 Encoder & Decoder Online tool is extremely simple. You can encode text, decode Base64 strings, or even upload files for instant conversion. Follow these steps:
Steps to Encode Text
- In the input box, type or paste your text that you want to convert to Base64.
- Make sure the Encode option is selected.
- Click the Convert button.
- Your Base64 encoded result will appear in the output box below.
- You can then click Copy to copy it or Download to save it as a .txt file.
Steps to Decode Text
- Paste any Base64 string in the input box.
- Select the Decode option.
- Click Convert and the decoded text will instantly appear.
File Upload Option
You can also click the Upload File button to select a .txt file from your device.
The tool will automatically read and display its content for encoding or decoding.
Example
Input: Hello World
Output (Encoded): SGVsbG8gV29ybGQ=
This tool works entirely inside your browser — no server uploads, no data stored. Safe, fast, and ideal for developers, webmasters, and students.