File to Base64 Converter

About This Tool

This tool allows you to convert files (images, audio, documents, videos) to Base64 encoded strings and decode Base64 strings back to their original files.

Features:

• Supports multiple file types:
  • Images (JPG, PNG, GIF, WebP, SVG, BMP)
  • Audio files (MP3, WAV, etc.)
  • Video files with preview support
  • Documents (PDF, DOC, TXT, etc.)
  • Text files with content preview
• Upload up to 20 images (max. 1MB each)
• 5MB maximum file size limit for other file types
• Image optimization for JPEG & PNG files
• Automatic copying of encoded Base64
• Auto-cleanup of Base64 input (removing whitespace)
• Works entirely in your browser - no server upload required
• IE8 compatibility (with 32KB data URI limit warning)

Part of sys-metrics.com - tools for developers and data analysts.