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Encode or decode Base64
Enter text and click Encode/Decode
How to Use the Base64 Encoder
Type or paste text into the input area, or upload a file to encode it to Base64. Choose between Encode and Decode modes. The tool processes your input instantly and displays the result. Copy the encoded or decoded output with one click for use in API calls, data URIs, or storage.
Features
ToolNova Base64 Encoder provides:
- Encode text and files to Base64
- Decode Base64 back to readable text
- File upload support for encoding
- Real-time encoding and decoding
- One-click copy output
- Base64 URL-safe mode support
Why Use Base64 Encoding?
Base64 encoding is essential for transmitting binary data in text-based formats like JSON, XML, and HTML. It is commonly used for embedding images in CSS, encoding API payloads, and storing binary data in databases. ToolNova makes encoding and decoding instant and hassle-free.
Frequently Asked Questions
What is Base64 encoding?
Base64 is a binary-to-text encoding scheme that represents binary data in an ASCII string format using 64 printable characters.
Can I encode files?
Yes. You can upload files to encode them to Base64, which is useful for data URIs and API payloads.
Can I decode Base64?
Yes. Paste a Base64 string and switch to Decode mode to convert it back to readable text.
Is there a size limit?
There is no strict limit, but very large files may take longer to process in the browser.
Is my data secure?
Yes. All encoding and decoding happens entirely in your browser - no data is sent to any server.