Base64 Encoder/Decoder
Convert text and files to and from Base64 format
Benefits & Features
Our Base64 tool offers comprehensive benefits for data encoding:
Encoding Features
- Text encoding/decoding
- File conversion
- Image processing
- URL-safe encoding
- Batch processing
Development Tools
- Real-time conversion
- Format validation
- Error detection
- Data verification
- Size optimization
Practical Uses
- Email attachments
- Data embedding
- API integration
- Image conversion
- Binary handling
Frequently Asked Questions
What is Base64 encoding and why is it used?
Base64 encoding is widely used in web development for:
- Converting binary data to text format
- Embedding images in HTML/CSS (data URIs)
- Sending non-text data in emails
- Storing binary data in JSON
- Safe data transmission across networks
What types of files can be Base64 encoded?
Base64 encoding supports various file types:
- Images (PNG, JPG, GIF, SVG)
- Documents (PDF, DOC, TXT)
- Audio files (MP3, WAV)
- Video files (MP4, WebM)
- Any binary data format
How does Base64 encoding affect file size?
Understanding Base64 size implications:
- Increases file size by ~33%
- Uses 4 characters for every 3 bytes
- Adds padding with '=' characters
- Trades size for text compatibility
- Important for performance optimization
When should I use Base64 encoding?
Common use cases for Base64:
- Small image embedding in CSS
- Data URI schemes in HTML
- Email attachments encoding
- API data transmission
- URL-safe data encoding
Is Base64 encoding secure for data transmission?
Understanding Base64 security:
- Not an encryption method
- Provides encoding, not security
- Should be combined with HTTPS
- Use proper encryption for sensitive data
- Helps with data integrity verification