Aspect Ratio Optimizer
Resize & Crop Image to 21:9 Ultra-Wide Cinematic (21-9)
Instantly resize and crop your photos to an exact 21-9 aspect ratio (2560x1080). 100% client-side, zero server uploads, ultra-fast.
100% Client-Side Private Engine
Encrypted RAMImages are processed directly on your local GPU/CPU hardware. Zero server storage, zero cloud latency.
Network Out:0.00 KB
Worker:HTML5 Canvas
Target Configuration Preloaded:Aspect Ratio (2560 × 1080 px)
Ready to process90%
Drop images here, or click to browse
Supports batch upload (50+ photos) for JPG, PNG, WebP, SVG, and camera files. 100% processed on-device.
Zero Cloud Uploads•No File Size Limits•Instant ZIP Download
Technical Specifications & Rendering Profile
Aspect Ratio21-9
Reference Resolution2560 × 1080 px
OrientationLandscape
Compute ArchitectureWeb Workers & OffscreenCanvas
How to Resize Your Image in 3 Quick Steps
Zero installation required. 100% private in-browser execution.
1
Select Your Media
Upload one or multiple photos to lock the aspect ratio.
2
Choose Fit Mode
Select Fill (Center Crop), Fit (Pad background), or Stretch.
3
Export & Save
Save your optimized files instantly with high-fidelity bicubic resampling.
Frequently Asked Questions
WResize matches the exact proportion of 21-9 by either intelligently center-cropping the image or adding clean padding, ensuring no unwanted distortion.