Supports JPG, PNG, WebP, BMP, GIF β max 50MB
All processing happens locally in your browser. No files are ever uploaded to any server.
Set custom width and height with optional aspect ratio lock for proportional scaling.
Built-in presets for Instagram, Facebook, Twitter and more. One-click resize.
Drag to select a crop area directly on the image. What you see is what you get.
Convert to JPG, PNG, or WebP while resizing for optimal results.
No registration, no limits, no watermarks. Free forever.
The optimal image dimensions for Facebook, Instagram, Twitter/X, LinkedIn, and more β all in one place. Avoid cropping and compression artifacts to make your posts look their best.
Social MediaLearn to use srcset, sizes, and the picture element to automatically serve the right image size for each device, boosting performance and user experience.
Web DevelopmentA deep dive into the interpolation algorithms used when resizing images β nearest-neighbor, bilinear, and bicubic. Understand the theory to choose the best approach.
TechnicalMaster the rule of thirds, golden ratio, and other composition principles. Learn how strategic cropping can elevate the visual impact and storytelling of your photos.
Photography