Resize Image to 1080×1080 (Square)
1080×1080 is the standard square format for Instagram posts, Facebook posts, WhatsApp profile photos, and YouTube channel icons. Getting exactly this size matters — platforms crop or scale non-square images automatically, and the algorithm result is rarely what you intended. This guide gets you to exactly 1080×1080 in under a minute, whether your original is landscape, portrait, or already square.
Quick Answer
1080×1080 is the standard square format for Instagram posts, Facebook posts, WhatsApp profile photos, and YouTube channel icons. Getting exactly this size matters — platforms crop or scale non-square images automatically, and the algorithm result is rarely what you intended.
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Your images stay on your device. Nothing is uploaded to any server.
Step-by-Step Guide
5 steps · takes under 1 minute
Open the Image Resizer
Go to the Resize tool — it runs entirely in your browser with no upload required. Works on all modern browsers on desktop and mobile.
Upload your image
Drop your photo onto the upload zone or click to browse. JPG, PNG, WebP, GIF, and SVG are all accepted.
Click the 'Instagram Post' preset
The 1080×1080 preset is available in the social media presets panel. Clicking it sets width and height to exactly 1080×1080 and disables aspect ratio lock so both dimensions are applied independently.
Or enter 1080 × 1080 manually
If using custom dimensions: turn off 'Maintain aspect ratio', then set Width to 1080 and Height to 1080. Both fields are applied independently when aspect ratio lock is off.
Resize and download
Click 'Resize Image'. The tool renders your image at exactly 1080×1080. Download the result — it's ready to upload directly to Instagram, Facebook, or any platform requiring square images.
100% Private — Zero Uploads
ImgToolkit runs entirely in your browser using the Canvas API. Your images are never sent to a server, never stored in the cloud, and never seen by anyone else. This makes it safe for sensitive documents, client work, medical imagery, and confidential screenshots.
Pro tip
Use 75–85% quality for web images — you get 60–80% smaller files with no visible difference at normal screen sizes.
Format & File Size Comparison
Same 1080×1080px photo processed four ways
| Format | Quality | File Size | Notes |
|---|---|---|---|
| PNG (original) | Perfect | 4.2 MB | No compression — too large for web |
| Compressed PNG | Visually identical | 1.1 MB | −74% — transparency preserved |
| JPG (85% quality) | Excellent | 310 KB | −93% · Best for photos |
| WebP (85%)BEST | Excellent | 205 KB | −95% · Recommended for web |
Based on a 1080×1080px photo. Results vary by image content and complexity.
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Frequently Asked Questions
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