Image Resizer
Resize JPG, PNG or WebP images to exact pixels while keeping the aspect ratio, then download — 100% in your browser, nothing uploaded.
Social preset reference
| Preset ID | Platform | Size (px) |
|---|---|---|
1080x1080 | Instagram square | 1080×1080 |
1080x1350 | Instagram portrait | 1080×1350 |
1080x1920 | Story / Reel / TikTok | 1080×1920 |
1200x630 | Facebook / OG image | 1200×630 |
1500x500 | X (Twitter) header | 1500×500 |
1280x720 | YouTube thumbnail | 1280×720 |
512x512 | Avatar | 512×512 |
Resize an image online
Upload a JPG, PNG or WebP, set the new width or height (the ratio is kept by default), choose a format and download — all locally in your browser, nothing uploaded.
FAQ
What can I use Image Resizer for?
Image Resizer is useful when you need to resize JPG, PNG or WebP images to exact pixels while keeping the aspect ratio, then download — 100% in your browser, nothing uploaded. It is meant for quick checks, everyday workflows and practical tasks where a fast browser-based result is enough.
How do I use Image Resizer correctly?
Upload or choose an image, then review the available size, format, quality or processing options before downloading the output.
What input does Image Resizer need?
Use the fields shown in the tool and keep the input close to the real case you want to solve. If the page includes examples or presets, start with those to understand the expected format.
What result does Image Resizer give me?
The tool returns a processed image or image-related value that you can preview or download. In most cases the output updates instantly and can be copied, downloaded or used as a reference for your next step.
How accurate is Image Resizer?
Image processing runs in the browser and depends on the source file, format, dimensions and quality settings you choose.
Is my data uploaded when I use Image Resizer?
Files are handled in your browser where the tool supports local processing. Avoid using sensitive files on shared devices, and close the page when you are finished.
What common mistakes should I avoid with Image Resizer?
Avoid starting with an already damaged source file, choosing the wrong output format, or setting quality so low that important details are lost.
What related tasks can Image Resizer help with?
Image Resizer is intended for use cases related to "image resizer" and nearby needs such as "resize image". For best results, follow the labels, examples and options on the page.
What are the limits of Image Resizer?
Very large files, unusual formats, browser memory limits or device performance can affect processing speed and success.
When should I double-check the output from Image Resizer?
Double-check the downloaded file before publishing, printing or sending it to someone else.