What Is a Social Media Image Resizer?
Every network shows images at its own shape and size. A photo that looks great as an Instagram portrait gets its head cut off as a LinkedIn banner, and a small image turns blurry when an app stretches it. This resizer turns any photo into the exact pixel size each platform expects, so you control the crop instead of the app.
Everything happens inside your browser using the built in canvas feature. Your photo is not uploaded to any server, which makes it safe for client work and unreleased product shots.
How to Use the Image Resizer
- Upload or drag in a photo. JPG, PNG and WebP all work.
- Choose a size from the list, grouped by platform, or pick Custom size for any width and height.
- Pick how it should fit. Fill crops the edges for a full bleed look. The two fit options keep the whole picture and fill the gaps with a blurred copy or a solid colour.
- Move the sliders to keep faces, products or text inside the crop.
- Download as JPG, PNG or WebP.
Popular Social Media Image Sizes
| Placement | Size in pixels | Shape |
|---|---|---|
| Instagram portrait post | 1080 x 1350 | 4:5 |
| Instagram tall post for the grid | 1080 x 1440 | 3:4 |
| Instagram, Facebook and TikTok stories or reels | 1080 x 1920 | 9:16 |
| Facebook link share image | 1200 x 630 | 1.91:1 |
| LinkedIn personal banner | 1584 x 396 | 4:1 |
| X profile header | 1500 x 500 | 3:1 |
| YouTube thumbnail | 1280 x 720 | 16:9 |
| Pinterest pin | 1000 x 1500 | 2:3 |
For link previews, Meta recommends at least 1200 x 630 pixels in its guide to images in link shares. Pinterest lists its accepted formats and ratios on its Pin specs page.
Tips for Sharp, Well Cropped Images
- Start big. Shrinking a photo keeps it sharp, while enlarging one always softens it. The tool warns you when it has to enlarge.
- Keep key details central. Profile photos show as circles and banners are covered by profile pictures on some screens.
- Choose 4:5 for feed posts. Taller images take up more of the screen on phones than squares do.
- Mind the file size. A JPG between 80 and 90 quality is usually a few hundred KB and looks the same as 100.
Make Your Visuals Work Harder
Plan what to post with our Instagram marketing guide for businesses, get more from each picture by learning to repurpose content for more reach, and keep website images light with image optimization for SEO. Sharing a link instead of a photo? Check how it will look with the Open Graph preview.
Frequently Asked Questions
1What is the best image size for Instagram posts?
1080 x 1350 pixels in a 4:5 shape works best for feed posts because it fills more of the screen. The profile grid now shows posts in a taller 3:4 shape, so 1080 x 1440 keeps your grid neat too.
2Will resizing make my photo blurry?
Not when you make it smaller. If your photo is smaller than the size you choose, it has to be enlarged and can look soft. The tool tells you when that happens so you can use a larger original.
3Can I resize without cropping my photo?
Yes. Choose one of the fit options. The whole photo is kept and the empty space is filled with a blurred copy of the image or a solid colour you pick.
4Are my images uploaded anywhere?
No. The resizing happens inside your browser and the file is saved straight to your device. Nothing is sent to a server.