Compress Images for Instagram

Instagram automatically recompresses uploaded images, so starting with properly optimized files is essential to avoid double-compression artifacts and preserve visual quality in your feed. Use ImageSmith to compress your Instagram images before sending — free, instant, and entirely in your browser. No account needed, no watermarks, no ads. Target under 8,000KB for best results on Instagram.

Max size

8,000 KB

Format

JPEG

Size

1080×1080 (square), 1080×1350 (portrait), 1080×566 (landscape)

  • 1Use JPEG quality 80–90 to prevent Instagram re-compression artifacts
  • 2Square images (1:1 ratio) maximize feed real estate
  • 3Keep file size under 8MB for smooth, fast uploads
  • 4Use sRGB color profile for consistent colors across devices

Compress by format

Other platforms

Instagram image compression FAQ