Convert Base64 encoded strings to readable text instantly. No upload, no signup, works fully in your browser.
What does this tool do? This Base64 decoder converts Base64 encoded strings back to their original readable text format. Perfect for decoding API responses, email data, and encoded messages.
Base64 encoding converts binary data into ASCII text format for safe transmission. This tool reverses that process, converting Base64 encoded strings back to their original readable text.
Is this Base64 decoder safe to use?
Yes. All decoding happens locally in your browser. Your data is never uploaded to any server.
What types of Base64 can I decode?
This tool decodes standard Base64 encoded strings, URL-safe Base64, and MIME Base64 formats.
Can I decode Base64 to files?
This tool specifically converts Base64 to readable text. For file decoding, use our Base64 to File Decoder.
Is there a limit to how much I can decode?
No. You can decode Base64 strings of any length, limited only by your browser's memory.
What is Base64 encoding used for?
Base64 is commonly used for encoding binary data in APIs, email attachments, data URIs, and secure data transmission.
Related tools: Text to Base64 Encoder | URL Decoder | Hex Generator | Base64 to File Decoder