PDFMantra Smart Highlight
Highlight PDF with smart text snapping and clean export.
Drag over a PDF page. Smart mode snaps to intended text, Text Only enforces precision, and Area Only handles scans or manual rectangular marking. Same-color overlaps are composed before export so highlights stay clean.
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Pages
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Marks
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Page
Drop PDF here
Click here or drag a PDF to open the Smart Highlight workspace.
Choose PDF
Upload a PDF to begin
This standalone tool uses the Smart Highlight engine only. No old editor code is involved.