Rotate PDF Pages Online — Fix Duplex Scans & Saddle-Stitch Prep

Rotate all pages in a PDF, or rotate odd and even pages in different directions. Built for scanning operators fixing duplex documents where alternating pages fed upside-down, and prepress technicians preparing booklets for saddle-stitch imposition.

Rotation Options

Choose a mode, then a rotation angle. Alternating mode lets you rotate odd and even pages in opposite directions — the standard fix for duplex scans fed upside-down.

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Drag & Drop PDF

Or click to select a file

Frequently Asked Questions

How do I rotate every other page in a PDF to fix duplex scans?

Upload the PDF, choose Alternating mode, set Odd Pages to 90° CW and Even Pages to 90° CCW (or vice versa depending on which side was fed upside-down). Every even page is rotated opposite to every odd page, fixing a duplex document scanned on a single-sided ADF.

What is the best tool to rotate alternating PDF pages for booklet printing?

Use a PDF rotator that supports per-parity rotation. Printssistant's PDF Rotator lets you set separate rotations for odd and even pages in one pass, which is the standard operation for rotating booklet interiors before saddle-stitch imposition.

Can I rotate odd pages clockwise and even pages counterclockwise in one PDF?

Yes. Select Alternating mode, set Odd Pages Rotation to 90° Clockwise and Even Pages Rotation to 90° Counterclockwise. The tool processes the whole PDF in one pass — no need to split odd and even pages into separate files.

Does this rotate PDFs that already have a rotation applied?

Yes — rotations are additive. If a page is already rotated 90° and you apply another 90° CW, the final rotation will be 180°. Upload and process as normal; the tool respects existing page rotation flags.