Image
Resizer
Resize images to any size. Fast, free, privacy-friendly.
Select file or drag
JPEG, PNG, WebP (max 10MB)
Processing...
Original
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Resized
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Why NexToolsX Image Resizer?
100% Private
All processing happens in your browser. Your images are never sent to any server.
Instant Resizing
No upload wait. Resized in milliseconds via Canvas API.
Ready Social Media Presets
One-click suitable sizes for Instagram, YouTube and other social media.
Mobile Friendly
Works seamlessly on phones and tablets. No app download required.
Frequently Asked Questions
How do I resize an image?
Upload the file or drag and drop, enter dimensions (or select preset) and press "Resize" button.
Is aspect ratio preserved?
Yes. When "Keep aspect ratio" is active, entering width or height automatically calculates the other.
Which output formats are supported?
You can output in JPEG, PNG and WebP formats.
What is the correct size for Instagram?
1080x1080 for square posts, 1080x1920 for stories and Reels, 1080x566 for landscape posts.
What is the maximum pixel size I can go to?
Each of width and height can be entered up to 4000 pixels. Suitable for large outputs requiring print quality.