Simple Perspective Fixer
No WebGL, no OpenCV. Works everywhere. Drag the four corner L‑brackets to the artwork corners (start top‑left, go clockwise), then click Apply.
1) Load
Idle
2) Actions
Preview
Start at top‑left and go clockwise.
Auto Level — Perspective / Keystone Fixer
Drop a photo shot from below (e.g., paintings on high walls). The app will auto‑detect and fix the perspective. Adjust corners if needed and download.
1) Load an image
2) Options
$1
OpenCV loading…
Preview
Tip: If auto detection misses, click “Toggle Corners”, drag the four dots to the artwork corners, then “Apply Corners”.