Instagram uses different image sizes for different content types. This tool helps you resize to the exact dimensions Instagram recommends — ensuring your content looks sharp without extra compression.
Instagram compresses images that are not the right size. Uploading at the exact recommended dimensions gives you the best possible quality in the feed.
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Dimensions pre-set to 1080×1350px. Upload your image and resize instantly.
Resize Image to 1080×1350px Now100% browser-based • No upload to server • No sign-up required
How to Resize Image for Instagram — Every Format Covered
- Upload your image
- Choose your target: Square (1080×1080), Portrait (1080×1350), or Story (1080×1920)
- Set the dimensions and click Resize
- Download and post to Instagram
Pro Tips
- Square posts: 1080×1080px — classic Instagram format
- Portrait posts: 1080×1350px — takes up more feed space, better engagement
- Stories/Reels: 1080×1920px — full screen vertical
- Landscape: 1080×566px — least recommended (smallest in feed)
Frequently Asked Questions
What is the best image size for Instagram in 2026?
Square: 1080×1080px. Portrait (recommended): 1080×1350px. Stories/Reels: 1080×1920px. Landscape: 1080×566px. Portrait gets the most engagement.
Does Instagram reduce image quality?
Yes, Instagram always re-compresses. Starting at the exact recommended size minimizes quality loss. Avoid uploading images larger than 1080px wide.
What format should I use for Instagram?
JPG at 85% quality. Instagram converts everything to JPG anyway, so starting with JPG avoids double compression.
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