Transform any image into the perfect Instagram format with our free online tool. No app downloads or account registration required. Simply upload your photo, choose your desired Instagram format, and download your optimized image in seconds.
Upload Your Image
Click to upload or drag & drop your image here
Supports JPG, PNG, and WebP formats
What are the Best Instagram Image Sizes?
Instagram supports various image formats depending on where you plan to post:
- Square Posts (1:1): 1080×1080 pixels - Perfect for traditional Instagram feed posts
- Portrait Posts (4:5): 1080×1350 pixels - Takes up more space in the feed, ideal for photos with vertical orientation
- Landscape Posts (1.91:1): 1080×566 pixels - Great for wide landscape photos and horizontal content
- Stories & Reels (9:16): 1080×1920 pixels - Full-screen vertical format for Stories and Reels
- Profile Pictures (1:1): 320×320 pixels - Displayed as a circle, so center important elements
How to Compress Photos for Instagram Without Losing Quality
Our tool uses advanced compression algorithms to reduce file size while maintaining visual quality. Here are the optimal settings:
- JPEG Quality: Use 0.8-0.9 for best balance of quality and file size
- WebP Format: Provides better compression than JPEG with similar quality
- File Size: Keep images under 8MB for faster upload and better performance
- Resolution: Instagram automatically compresses images, so using the exact dimensions ensures best quality
Free Online Image Resizer for Instagram (No App Needed)
This browser-based tool processes all images locally on your device. Benefits include:
- Privacy: Your images never leave your device
- Speed: No uploading or downloading required
- Accessibility: Works on any device with a modern web browser
- No Installation: Use it directly from your browser