Image Dimension Resizer & Aspect Ratio Scaler
Resize image width and height in pixels or scale by percentage while locking aspect ratio.
Image Dimension Scaler & Resizer
Scale images to exact pixel widths/heights or scale by percentage with aspect ratio protection.
Choose image to resize or browse
No image selected
About the Dimension Resizer & Aspect Scaler
Scales image pixel dimensions up or down using bicubic interpolation directly in your browser, maintaining crisp text and sharp photographic edges.
How to Use
Upload your image, type desired width or height (or drag the percentage slider), and download the resized graphic.
Understanding Results
Properly sized images prevent browsers from wasting bandwidth downloading oversized photos.
Frequently Asked Questions
Can I lock aspect ratio?
Yes, changing width automatically recalculates proportional height when aspect lock is enabled.
Related Image & File Tools Utilities
Crop photos with an interactive on-canvas drag box, rule-of-thirds grid, and fine-tuning sliders.
Compress JPEG, PNG, and WebP images by up to 90% without visible loss of quality.
Convert images between modern WebP, lossless PNG, and compressed JPEG formats.
Extract harmonious color palettes, HEX codes, and RGB values from any image.