◳ Straighten a photo into a flat scan
Photograph a page at an angle and it comes out as a trapezoid. Open the editor, drag the four corner handles onto the document’s corners, and LensUp warps it back to a clean rectangle — the single biggest quality jump for a phone scan.
Open the free tool →How to use
- Add the angled photo and open the page editor.
- Tap “Perspective” and drag the four corners onto the document.
- Apply — the page is warped flat, then export as usual.
FAQ
How do I fix a slanted document photo?
Open the page, choose Perspective, and drag the four corner handles onto the document’s corners; it straightens to a flat rectangle.
Is corner detection automatic?
You place the four corners by hand for reliable results; automatic detection is planned.
Does it upload my photo?
No — the warp runs entirely in your browser.
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