Decode Base64 encoded strings to JSON format instantly. Perfect for API debugging and data analysis.
Paste your Base64 encoded JSON string below to decode it
Base64 to JSON conversion is the process of decoding Base64 encoded strings back into JSON format. This is commonly used when JSON data is transmitted through systems that only support text encoding, such as URLs, cookies, or certain API protocols.
This tool decodes your Base64 string, parses it as JSON, and displays it in a readable format with proper indentation. You can toggle between formatted and compact JSON views, and validate that the decoded content is valid JSON.
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Yes, all conversion happens entirely in your browser. Your Base64 data never leaves your device and is never sent to any server, ensuring complete privacy and security.
The tool will display an error message if the Base64 string decodes to content that is not valid JSON. Make sure your Base64 string contains properly encoded JSON data.
Yes! Use the “Format” and “Compact” buttons to toggle between pretty-printed JSON with indentation and minified JSON without extra whitespace.
Absolutely! This Base64 to JSON converter is completely free with no limitations, registration, or hidden costs.