Compress Images for TikTok — Free & Instant

TikTok's slideshow feature supports up to 35 images per post. Properly optimized vertical images fill the full screen and create an immersive, high-quality viewing experience. Use ImageSmith's free image optimizer to compress your TikTok images directly in your browser — no account needed, no watermarks, and no ads. Target under 25,000KB per image for best results on TikTok.

Max File Size

25,000 KB

Recommended Format

JPEG

Dimensions

1080×1920 (9:16 vertical full-screen), 1080×1080 (square)

TikTok Compression Tips

  • 1.TikTok slideshows support up to 35 images per post
  • 2.Vertical 9:16 format fills the full screen for maximum impact
  • 3.Keep each image under 10MB for smooth, fast uploads
  • 4.Use high-contrast, visually striking images to stop the scroll

Compress by Format

Other Platform Optimizers

TikTok Image Optimization FAQ