Base64 Decoder online free — large files supported
Decode Base64 to text.
Explanation
Base64 Decoder is a fast, free online tool for encoders. Paste your input, click Run, and get results instantly via our API-backed processing.
Input Format
Plain Text
Example
Use Cases
- Decode Base64-encoded API responses to inspect JSON payloads and debug integration issues
- Extract and read embedded Base64 images from HTML or CSS files to verify content
- Decode Base64-encoded authentication tokens and JWT payloads for security analysis
- Convert Base64-encoded email attachments back to their original binary format
- Decode Base64 strings from database fields to retrieve original text or file content
- Inspect Base64-encoded data URLs in web applications to troubleshoot rendering problems
How to Use Base64 Decoder
- Paste or type your input data in the left text area
- Click the Run button to process via the API
- Copy the result from the output area
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Frequently Asked Questions
How is my data processed?
Data is processed on the server via API; we do not store content beyond processing and only log minimal technical metadata.
What is Base64 Decoder?
Base64 Decoder is a free online tool that processes your input via a secure API and returns results instantly.
Is Base64 Decoder free to use?
Yes, Base64 Decoder is completely free with no registration required. You can also access it via our API with a generous free tier.
Is my data safe with Base64 Decoder?
Data is processed on the server via API; we do not store content beyond processing and only log minimal technical metadata.
Can I use Base64 Decoder for large files?
Yes, Base64 Decoder supports large files. For very large datasets, consider using the API endpoint for batch processing.