Resize Photo for Instagram - Perfect Size Guide
Resize photos to perfect Instagram dimensions: 1080x1080 (post), 1080x1350 (portrait), 1080x566 (landscape), 1080x1920 (story/reel). Free tool.
Get the perfect Instagram dimensions every time. Our free resizer supports all Instagram formats: square posts (1080x1080), portrait posts (1080x1350), landscape (1080x566), stories and reels (1080x1920). No cropping, no distortion.
How to
- 1
Upload your photo to the Allplix image resizer.
- 2
Select the Instagram format you need: Square (1080x1080), Portrait (1080x1350), Landscape (1080x566), or Story/Reel (1080x1920).
- 3
Adjust the crop area to frame your subject perfectly.
- 4
Download and upload directly to Instagram — pixel-perfect every time.
Common use cases
Instagram feed aesthetics
Maintain a consistent, professional grid by resizing all your photos to the same dimensions before posting.
Reels and Stories
Convert horizontal photos to 1080x1920 vertical format for Stories and Reels that fill the entire screen.
Instagram carousel posts
Resize multiple images to 1080x1350 (portrait) for carousel posts that take up maximum screen real estate.
Continue with
Why choose Allplix
- 100% free, no signup or watermarks
- Browser-based processing — your files stay private
- Works on mobile, tablet, and desktop
- No software installation needed
- Over 60 professional tools available
FAQ
What is the best image size for Instagram posts?
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