Encode text or files to Base64 with this free online tool. Supports multiple input encodings (UTF-8, ASCII, UTF-16, ISO-8859-1, Windows-1252), manual input, or file upload, with copy and download options. Compatible with all devices.
The Base64 Encoder Tool is a free online utility that converts text or files to Base64 format, using a 64-character alphabet for secure data encoding. This base64 converter supports multiple input encodings (UTF-8, ASCII, UTF-16, ISO-8859-1, Windows-1252) and is ideal for developers, data professionals, and anyone needing to encode data for web applications or storage.
Select "Manual Input" to enter text or "Upload File" to upload a file. Choose the input encoding (e.g., UTF-8), then click "Encode" to convert to Base64. Use the "Copy Result" button to copy the encoded output, "Download" to save it as a file, or "Reset" to clear the form. This online base64 encoder is secure, runs in your browser, and works on all devices for seamless encoding.
Our base64 encoder is free, accurate, and user-friendly, perfect for encoding text or files for secure data transfer, email attachments, or API integration. The copy-to-clipboard and download features, along with responsive design, ensure a smooth experience on any device. This online base64 converter tool provides precise results for all your encoding needs.