Free online tool
Base64 Encode
Encode Unicode text as Base64.
Updates automatically in your browser.
How to use this tool
- 1. Add your inputEnter or paste the data you want to work with.
- 2. Review the live resultThe tool updates automatically as your input changes.
- 3. Copy the resultCopy the generated output when it is ready.
Frequently asked questions
Does the encoder support Unicode?
Yes. UTF-8 text, including accented characters and emoji, is supported.
What input does Base64 Encode expect?
Use the format shown by the workspace fields and examples. Encode Unicode text as Base64.
What happens when Base64 Encode receives invalid input?
The tool displays validation feedback or an error instead of silently returning an unreliable result.
Tool guide
About Base64 Encode
Example
Input
ToolsivaOutput
VG9vbHNpdmE=Common use cases
- Prepare test payloads
- Encode transport values
- Create samples
- Compare systems
What is Base64 Encode?
Base64 Encoder helps you convert text into Base64 for transport, testing and integration work.
It works directly in the browser and is designed for quick, focused tasks without requiring an account.
When to use Base64 Encode
Common uses include prepare test payloads and encode transport values.
It can also help with create samples and compare systems.
Practical tips
Base64 is encoding, not encryption.
UTF-8 is the usual text encoding.
Privacy and processing
This tool processes its working input in your browser and does not intentionally upload it to a Toolsiva application server.
Avoid entering confidential material when your browser, device, extensions or clipboard environment is not trusted.
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