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Social Media Image Resizer
Choose a platform preset and create properly sized social media images.
No signup
Browser processing
Mobile friendly
Social Presets
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Processed in your browser whenever possible. Your file is not stored on our server.
Social media image sizes made simple
Different social platforms use different image ratios. PixelXTrim helps you create common social sizes without calculating width and height manually.
Tool built by Noah Atlim, founder and maintainer of PixelXTrim.
How to use it
- Upload your JPG, PNG, or WEBP image.
- Choose the settings that match your goal.
- Preview the result and download the finished file.
Best settings
- Use square for Instagram feed posts.
- Use 16:9 for YouTube thumbnails and many link previews.
- Use portrait presets for stories, reels, and mobile-first posts.
Best for everyday image work
Choose the setting that matches where your image will be used.
Best for Instagram posts
Use 1080 x 1080 for square posts or 1080 x 1350 for portrait feed images.
Best for YouTube thumbnails
Use 1280 x 720 for a clean 16:9 thumbnail that works well across devices.
Best for vertical posts
Use 1080 x 1920 for TikTok, reels, stories, and other mobile-first image placements.
Why social images need presets
Social platforms crop and preview images in different ways. A photo that looks right as a wide banner may lose the subject in a square grid or vertical story. Presets give you a practical starting point so your image matches the expected pixel dimensions before upload. They also save time when you need several versions of the same image for different channels. Instead of guessing widths, heights, and ratios manually, you can choose the closest platform preset and export a clean copy.
Fill versus fit
Fill mode covers the entire preset area and may crop the edges. It is useful when you need a polished full-frame post. Fit mode keeps the entire image visible and may leave empty space. It is useful for logos, screenshots, infographics, or product images where cutting off detail would be a problem. If the subject is a person, product, or text block, preview both modes before downloading. A small crop can look professional, but cutting off a face, headline, or logo can make the post feel careless.
Three practical social media use cases
Creators use square and portrait presets to prepare Instagram feed images without awkward automatic cropping. Store owners use landscape and square sizes for product announcements, sale graphics, and marketplace posts. Teams use 16:9 presets for YouTube thumbnails, link previews, and presentation-style visuals. The same original image may need more than one export, because each platform shows previews in a different place and may add buttons, captions, or overlays around the image.
Check mobile previews
Most social content is viewed on phones, so important details should remain readable at small sizes. Avoid placing text or logos at the very edge, and leave space where platform overlays may appear. Save alternate versions for square, landscape, and vertical placements when a campaign uses multiple channels. Before publishing, look at the downloaded image at about the size it will appear in a feed. If the text is hard to read or the subject feels too close to the edge, export a version with more space.
Fast Processing
All tools work instantly in your browser with minimal page weight.
100% Secure
Your images are processed locally whenever possible and are not stored.
Works Everywhere
Use PixelXTrim on desktop, tablet, or mobile without installing software.
Totally Free
Free online image tools with no registration and no hidden charges.
Frequently Asked Questions
Do social media platforms use different image ratios?
Yes. Square, portrait, landscape, and story formats all use different ratios depending on the platform.
Which Instagram size should I choose?
Use 1080 x 1080 for square posts and 1080 x 1350 for portrait feed posts.
What does fill preset area mean?
Fill crops the image to cover the full preset size. Fit full image keeps the whole image visible but may add empty space.
Can I use this on mobile?
Yes. The social media resizer is designed to work on mobile browsers as well as desktop.