Image Cropper
Image Tools · Free Online Tool
Crop images with adjustable aspect ratio via Canvas.
Multiple Ratios
Free, 1:1, 16:9 and 4:3 crop presets.
Live Crop Preview
Drag sliders to adjust the crop region visually.
Canvas Powered
Pixel-accurate cropping with native Canvas API.
How to Use Image Cropper
- 1Upload your image file or drag and drop it into the tool.
- 2Adjust the tool-specific settings (quality, size, format, etc.).
- 3Click the process button to apply changes.
- 4Download the processed image.
Features
- ✓100% free — no signup, no subscription, no ads
- ✓Runs entirely in your browser — data never leaves your device
- ✓Fast and lightweight — instant results
- ✓Cross-platform — works on desktop, tablet, and mobile
Frequently Asked Questions
Are my images uploaded to a server?
No. All image processing happens locally in your browser using canvas and WebGL APIs. Your images never leave your device.
What image formats are supported?
We support JPEG, PNG, WebP, ICO, and BMP formats depending on the tool. See the tool description for specifics.
Is there a file size limit?
Images up to 20MB are typically supported. Larger files may cause performance issues on some devices.
Related Tools
Image Compressor
Compress JPEG/WebP images with a quality slider.
Image Watermark
Add text watermarks with 9-point positioning.
Image to ICO
Convert images to Windows .ico icons at 16–256px.
Image ↔ Base64
Convert images to Base64 data URLs and back.
EXIF Remover
Strip EXIF, GPS and camera metadata from photos.
Image Resizer
Resize images with optional aspect-ratio lock.
Learn the concept
Learn the concept
Understand the programming ideas behind this tool.