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. 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
Instagram recommends 1080×1080 pixels for square posts, 1080×1350 for portrait, and 1080×566 for landscape. File size should be under 8MB for best results.
Yes, Instagram recompresses all uploaded images. Pre-optimizing at quality 80–90 with ImageSmith minimizes the artifacts caused by this double compression.
JPEG is recommended for most Instagram posts. PNG works well for graphics with text. WebP is supported but JPEG is the most reliable for consistent quality across the platform.