How does margin detection work?

Each page is rendered to a canvas. The tool scans pixels row/column to find where content starts, determining the white margin boundaries.

Can I adjust the crop sensitivity?

Yes, choose from Minimal, Light, or Medium presets to control how aggressively margins are cropped.

Yes, all processing happens in your browser using pdf-lib and canvas. No files leave your device.

टूल्स

PDF पेजों से सफ़ेद मार्जिन हटाएँ — ऑटो-डिटेक्ट और क्रॉप

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अधिकतम 100MB