Base64 Encoder / Decoder
Encode and decode Base64 text and files instantly
DeveloperFREEYour data never leaves your browser
Base64 Encoder / Decoder is a free, browser-based tool that lets you encode and decode base64 text and files instantly — with zero signup, zero installation. Your data never leaves your browser. Part of 86+ free developer and business tools at wowhow.cloud, built and maintained by a team with 14+ years of hands-on development experience.
Drop a file or click to upload — encode any file to Base64
Plain Text
0 chars · 0 bytesBase64 Output
0 chars · 0 bytes
How to Use
1
Select Encode or Decode mode
2
Paste your text or drag and drop a file
3
See the result instantly in the output panel
4
Toggle URL-safe mode for use in URLs and filenames
5
Copy the output with one click
Frequently Asked Questions
Base64 converts binary data to ASCII text using 64 printable characters. Used in emails, data URLs, JWT tokens, and API payloads.
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