❶ Drag squares to align
❷ Corrected perspective
⚡ All processing happens locally — your images never leave your device.
Online Perspective Correction – Fix Skewed Photos in Seconds
This free tool straightens images taken from an angle. Perfect for architecture, documents, artwork, or any photo where parallel lines appear tilted. Just drag the four numbered squares to the corners of the rectangle you want to flatten — the corrected image appears instantly. No uploads, no sign‑up, and no watermarks.
Precise & fast
Real‑time homography warp using bilinear interpolation keeps details sharp.
100% private
Everything runs in your browser — images never touch a server.
Simple workflow
Upload → drag corners → download. Works on mobile and desktop.
🚀 How to use the perspective tool
- Upload your photo (JPG, PNG, etc.)
- Drag the four blue squares to the exact corners of the object you want to straighten.
- Check the preview on the right — it updates automatically.
- Download the corrected image as a PNG file.
❓ Frequently Asked Questions
Is this tool really free?
Yes, completely free. No hidden costs, no premium version. It's a pure client‑side web app.
What image formats are supported?
Any format your browser can display: JPEG, PNG, GIF, BMP, WebP, etc. Output is always PNG.
Can I use this on my phone?
Absolutely. The tool is fully responsive and supports touch dragging.
📌 Bookmark this page for quick access — no installation required. By Shagor Photo Editor.