Resize Image

Resize Image online instantly to any dimension. Free, fast, and secure image resizer with high-quality results.

How to Resize an Image

Resize images for the web, social media, or printing in three quick steps. Our free online image resizer keeps quality high and prevents distortion.

1. Upload your image
Drag and drop or click to browse. We accept JPG, PNG, GIF, and WebP.

2. Choose dimensions
Enter the width and height you want. Turn on “Maintain aspect ratio” to avoid stretching.

3. Process and download
Click Download Now, then download your resized image. It's fast and keeps image quality intact.

Privacy and security
Your files are processed securely and deleted automatically after refresh. We never share or use your images for other purposes.

Social media image sizes

Recommended pixel dimensions for popular social platforms.

Instagram post
1080 x 1080 px
Facebook post
1200 x 630 px
Twitter image
1200 x 675 px
LinkedIn share
1104 x 736 px

Website graphics

Common sizes used for site banners, hero images, thumbnails, and headers.

Banner
1200 x 300 px
Hero image
1600 x 900 px
Thumbnail
300 x 300 px
Header
1920 x 500 px
Pro tip:

Always maintain aspect ratio to avoid distortion. Use the lock aspect ratio option in your image resizer to keep proportions when changing width or height.

How to use

  1. Upload your image: Drag & drop or click to browse. Supported formats: JPG, PNG, GIF, WebP.
  2. Set dimensions: Enter width and height in pixels. Enable “Maintain aspect ratio” to prevent stretching.
  3. Process and download: Click Download Now and download your resized image.

Files are processed securely and removed after refresh. We do not share or reuse your images.

Convert JPG to PDF

Quickly convert JPG to PDF - no signup required.

Open JPG → PDF

Number Sorter

Sort, filter and clean lists of numbers quickly - useful for data prep and CSV cleanup.

Open Number Sorter
More free tools for file conversion and data utilities are available on AllConvertHub. Use these tools to speed up your workflow.

Frequently Asked Questions

We support JPG, JPEG, PNG, GIF and WebP.

Default limit is 10 MB.

No. Files are used only for processing and are deleted after processing or on page refresh.

there is already assigned aspect ratio and after you can also adjust it.

We respect your privacy. AllConvertHub uses cookies to enhance your experience, analyze traffic, and display personalized ads. Read our Privacy Policy.