Image to Base64 Converter - Convert Image to Base64 String

Image to Base64

Convert image files to Base64 encoded strings

Note: Upload images up to 5MB. Base64 increases file size by ~33%. Best for small images and icons.
Required for direct use in HTML/CSS
Base64 Guide
When to Use Base64
  • ✓ Small icons and logos
  • ✓ Email embeddings
  • ✓ Single-file HTML documents
  • ✓ CSS sprites alternative
  • ✓ Data URLs in APIs
When NOT to Use
  • ✗ Large images (>100KB)
  • ✗ Images used multiple times
  • ✗ When caching is important
  • ✗ Performance-critical pages