03 · Base64 encoder / decoder
Convert text to Base64 or decode Base64 back to text, including Unicode.
FREE ONLINE TOOL
Base64 Encoder and Decoder Online
Encode text to Base64 or decode Base64 into Unicode text in your browser.
How to use this tool
Enter text and choose Encode, or paste Base64 and choose Decode. Base64 is an encoding, not encryption, so it does not protect secrets.
Privacy and limits
This tool runs in your browser and does not upload its text or image inputs to a calculator service. Results are general information. Check important provider, carrier, or marketplace rules before relying on an estimate.
Common question
Do I need an account? No. Open the page and use the tool directly.