Base64 Encoder & Decoder
Encode text to Base64 or decode Base64 back to text instantly. Supports Unicode characters and file encoding. 100% client-side β your data never leaves your browser.
Text Input
Base64 Output
About This Tool
- 100% client-side β your data never leaves your browser
- Full Unicode support including emojis and special characters
- Encode any file type to Base64 (images, PDFs, etc.)
- Completely free with no registration or limits
Frequently Asked Questions
Base64 is a binary-to-text encoding scheme that represents binary data as an ASCII string. It's commonly used to embed images in HTML/CSS, transmit data in URLs, and store binary data in text-based formats like JSON and XML.
Base64 is essential for embedding images in emails and HTML, sending binary data through text-only channels, storing binary data in databases as text, and including files in JSON API payloads.
Absolutely. All encoding and decoding happens entirely in your browser. Your data is never sent to any server β it stays on your device.
Yes! VUREX Base64 tool fully supports Unicode characters including emojis, Chinese characters, Arabic text, and all other scripts.
Base64 encoding increases data size by approximately 33%. A 1 MB file becomes about 1.33 MB when encoded. This is because Base64 represents 3 bytes of binary data as 4 ASCII characters.
Yes, VUREX Base64 Encoder & Decoder is completely free with no registration required. Use it as many times as you want with no limits.