Free image resizer
LinkedIn image resizer
Crop an image for a LinkedIn post (1200 × 627, square or portrait), your profile banner (1584 × 396), a Page's cover (1512 × 256) or its logo. In your browser.
- Free
- No sign-up
- Runs in your browser
Source: the platform's help page
Drop an image here
Resized in your browser and never uploaded.
How it works
- 1
Pick the platform and what the image is for: a post, a Story, a banner or a thumbnail.
- 2
Drop your image and drag it to choose what stays in the frame, or fit it whole on a background.
- 3
Download it at the exact size, as JPG or PNG.
Image sizes per platform
The sizes the resizer makes, each with where it comes from: the platform's own page wherever it publishes one.
| Platform | For | Size | Shape | Source |
|---|---|---|---|---|
| Landscape post | 1200 × 627 | 1.91:1 | the platform's help page | |
| Square post | 1200 × 1200 | 1:1 | the platform's ads guide | |
| Portrait post | 1080 × 1350 | 4:5 | an industry guide | |
| Profile banner | 1584 × 396 | 4:1 | the platform's help page | |
| Page cover | 1512 × 256 | 5.91:1 | the platform's help page | |
| Logo or profile picture | 400 × 400 | 1:1 | the platform's help page |
Checked 6 November 2026.
Tips
- Tip 1For Instagram's feed, 4:5 portrait (1080 × 1350) takes the most room on a phone.
- Tip 2Keep text and faces away from the edges of covers and banners: phones and computers crop them differently.
- Tip 3Use PNG for text and logos, JPG for photos.
Use it from an AI app
ChatGPT, Claude and other AI apps can run this too, through the free API or the free MCP server. No account or key needed.
API
curl "https://superbridger.com/api/tools/image-sizes?platform=instagram"
JSON in, JSON out, open to any site (CORS). The OpenAPI description lists every endpoint. OpenAPI
MCP server
https://superbridger.com/api/tools/mcp → get_image_sizes
Add https://superbridger.com/api/tools/mcp as a custom connector in Claude, or as an app in ChatGPT. No sign-in.
FAQ
Questions
What size should a LinkedIn post image be?
1200 × 627 (1.91:1) per LinkedIn's help, or square 1200 × 1200. Portrait 4:5 (1080 × 1350) takes more room on a phone.
What size is a LinkedIn banner?
1584 × 396 for your personal profile; 1512 × 256 for a company Page's cover.
What size is a LinkedIn company logo?
400 × 400 (at least 268 × 268), PNG or JPEG up to 3 MB.
Is my image uploaded?
No. It's resized in your browser and saved straight to your device.
What happens to the parts that don't fit?
They're cropped. Drag the image to choose which part stays, and zoom in if you like. Or choose Fit to keep the whole image on a background colour.
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Post everywhere, starting today.
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Superbridger runs these checks before every post, then publishes to every platform at once.