About This Tool
Base64 Encoder/Decoder - Free Online is a free online developer tool that runs entirely in your browser. No signup required, no data uploaded to servers—complete privacy and security for your content.
Perfect for developers, content editors, technical writers, and anyone who needs to encode text to base64 or decode base64 strings back to plain text with utf-8 support. free online base64 encoder and decoder. essential for data encoding and api development.. All processing happens locally in your browser, ensuring your data never leaves your device.