Compress WebP Images for TikTok
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. Modern image format developed by Google offering 25–35% smaller files than JPEG/PNG at equivalent visual quality. Use ImageSmith to compress your WebP images to the ideal file size for TikTok — target under 25,000KB for optimal performance. Processing is fully browser-based — no server uploads.
Recommended format
JPEG
Max file size
25,000KB
Dimensions
1080×1920 (9:16 vertical full-screen), 1080×1080 (square)
✓TikTok slideshows support up to 35 images per post
✓Vertical 9:16 format fills the full screen for maximum impact
✓Keep each image under 10MB for smooth, fast uploads
✓Use high-contrast, visually striking images to stop the scroll
Compress WebP for Other Platforms
Compress WebP for TikTok — FAQ
TikTok works best with images under 25,000KB. Recommended dimensions: 1080×1920 (9:16 vertical full-screen), 1080×1080 (square). ImageSmith can compress WebP images to any target size in seconds.
Yes — TikTok supports WebP. Recommended format: JPEG.
Upload your WebP image to ImageSmith, set a target size under 25,000KB, and compress. TikTok slideshows support up to 35 images per post
TikTok supports JPEG, PNG, and WebP. For slideshows, use 1080×1920 vertical images. Each image can be up to 25MB, but keeping files under 5MB improves upload speed.
The 9:16 vertical ratio (1080×1920 pixels) is ideal for TikTok as it fills the entire phone screen. Square (1:1) images also work but leave black bars at the top and bottom.