Base64 Encode/Decode
Convert text and Base64 both ways with correct UTF-8 Chinese; images preview as Base64.
How to use
Base64 Encode/Decode is a free online tool in our encoding & crypto tools collection. Convert text and Base64 both ways with correct UTF-8 Chinese; images preview as Base64. Just enter or upload your content above and the result updates instantly — copy or download it in one click. No signup, no installation, and everything runs locally in your browser: your files are never uploaded to any server.
Frequently Asked Questions
How do I use Base64 Encode/Decode?
Convert text and Base64 both ways with correct UTF-8 Chinese; images preview as Base64.. Open the tool above, enter or upload your content, and the result appears instantly — then copy or download it. No signup required.
Is Base64 Encode/Decode free?
Yes. Base64 Encode/Decode is completely free with no signup, no login and no usage limit. You can use it as often as you like.
Do I need to upload my files? Is my data safe?
No upload needed. Every tool on Wevva Tools runs locally in your browser, so your files and text never leave your device — nothing is stored on our servers.
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