Image Aspect Ratio Resizer
Professional image tools with instant preview and high-quality output.
What does this tool do?
Resize images to exact pixel dimensions with optional aspect-ratio locking, or scale by percentage. See the output size live before you download.
Supported formats
JPG
PNG
WebP
GIF
SVG
BMP
Key features
- Live image preview
- Quality controls
- Batch-friendly workflow
- No watermarks
Resize images to exact pixel dimensions with optional aspect-ratio locking, or scale by percentage. See the output size live before you download.
Image Aspect Ratio Resizer
Exact pixels or percentage scaling — with ratio lock.
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Drop image here or click to browse
Resized locally — nothing is uploaded
How to Use
- Drop an image into the upload box.
- Type exact width/height (with ratio lock on) or drag the percentage slider.
- Preview the result and download it.
Core Features
- Aspect-ratio lock keeps images perfectly proportional.
- Percentage scaling from 5% to 200%.
- Live resized preview with output dimensions.
- 100% client-side resizing — free and private.
Frequently Asked Questions
Will resizing make my image blurry?
Downscaling is crisp. Upscaling beyond 100% can soften details since no new pixels are invented.
What is the maximum output size?
8000 x 8000 pixels — more than enough for web and most print work.
How to Use Image Aspect Ratio Resizer
1
Upload Image
Drag & drop your image or click to browse from your device.
2
Adjust Settings
Set quality, dimensions, or format options and preview the result.
3
Download
Save your processed image in one click.
100% Private & Secure: This tool runs entirely in your browser. Your data never leaves your device and is never sent to any server.
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