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Base64 Converter
Encode and decode text or images instantly.
Frequently Asked Questions
Base64 변환기은(는) 무료로 사용할 수 있나요?
네, 회원가입 없이 100% 무료입니다.
Base64 변환기 사용 시 제 파일이 서버로 업로드되나요?
아니요, 모든 처리는 브라우저에서 100% 로컬로 진행됩니다.
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Base64 Converter Overview
Base64 is an encoding scheme that represents binary data in an ASCII string format. It is commonly used for data transfer over media that are designed to handle text.
How to use Base64 Converter
1
Select Text Mode or Image Mode
2
For text: Type text to encode/decode
3
For image: Upload or drag and drop file
4
Copy the Base64 output or download
5
Preview the decoded result
Advanced Features
Unicode Support
Handles emojis and non-Latin scripts correctly
Image to Data URI
Convert images to embeddable base64 strings
Real-time Preview
See decoded results instantly
Offline Support
Works without internet connection
Common Use Cases
- ✓Email attachment encoding
- ✓Embedding images in CSS/HTML
- ✓API token handling
- ✓Data serialization
- ✓URL-safe encoding
- ✓File format conversion
Why use this Base64 Converter?
- Encode and decode text instantly
- Convert images to Data URIs
- Support for Unicode characters
- Client-side processing
- Progressive Web App support
- One-click copy to clipboard
Best Practices
Use URL-safe Base64 for web applications
Be aware that Base64 increases data size by ~33%
Always validate Base64 input before decoding
Consider binary formats for large data transfer
Related Tools
Common Questions
Base64 변환기은(는) 무료로 사용할 수 있나요?
네, 회원가입 없이 100% 무료입니다.
Base64 변환기 사용 시 제 파일이 서버로 업로드되나요?
아니요, 모든 처리는 브라우저에서 100% 로컬로 진행됩니다.