Base64 Converter
Encode and decode data using Base64 format. Secure, client-side processing with full UTF-8 support.
What is Base64?
Base64 is a binary-to-text encoding scheme that represents binary data in an ASCII string format. It is commonly used to encode data that needs to be stored and transferred over media that are designed to deal with textual data.
- UTF-8 Support: Correctly handles emojis and foreign characters.
- Privacy: All conversion happens in your browser.
Secure Base64 Encoder & Decoder
Base64 makes binary data safe for transport by converting it into safe text characters (ASCII). UnitMaster allows you to encode images, files, and text to Base64 (or decode them) instantly in your browser.
Safe Transport
Convert binary data (like images) into text so it can be sent through Email, HTML, or JSON APIs without corruption.
Local Processing
Your files are never uploaded. Large images or sensitive documents are encoded to Base64 directly on your device.
UTF-8 Support
We handle special characters and emojis correctly, ensuring your encoded strings are universally compatible.
Why choose UnitMaster?
- Embed images in CSS/HTML.
- Debug Email attachments.
- Encode credentials for Basic Auth.
- Decode unknown alphanumeric strings.