Base64 Encoder Decoder
Encode and decode Base64 instantly. Handle text, files, and images with ease. Copy results with one click - 100% free and secure!
📝 Input Text
📁 File Upload
📋 Result
💡 Quick Examples
🌟 Base64 Encoder Decoder Features
Base64 Encoding
Convert text and files to Base64 format. Perfect for data transmission and storage in text-based systems.
Base64 Decoding
Convert Base64 encoded data back to original format. Decode text, images, and files instantly.
File Support
Upload and encode any file type including images, documents, and binary files to Base64 format.
Copy & Download
One-click copy to clipboard or download results as files. Easy integration with other applications.
Instant Processing
Real-time encoding and decoding with immediate results. No server uploads - everything happens locally.
Dual Mode
Switch between text mode for strings and file mode for binary data. Handle any type of content.
📚 How to Use Base64 Encoder Decoder
📝 Step 1: Choose Mode
Select "Text Mode" for encoding/decoding text strings, or "File Mode" for handling files and binary data.
📊 Step 2: Input Data
Enter your text or upload a file. The tool supports all file types including images, documents, and binary files.
🔒 Step 3: Encode/Decode
Click "Encode Base64" to convert to Base64 format, or "Decode Base64" to convert back to original format.
💾 Step 4: Save Result
Use "Copy" to copy text results or "Download" to save decoded files. All processing is done locally.
🎯 Common Use Cases
🌐 Web Development
- Embedding images in CSS/HTML
- Data URLs for inline content
- API data transmission
- JSON Web Token (JWT) handling
📧 Email & Communication
- Email attachment encoding
- MIME message formatting
- Binary data in text protocols
- Safe data transmission
💾 Data Storage
- Database BLOB storage
- Configuration file encoding
- XML/JSON data embedding
- Text-based file storage
🔧 Development Tools
- Debugging encoded data
- API testing and validation
- Certificate and key handling
- Binary data analysis