A report with portrait text pages and landscape charts. Merging them into one file is the easy part. Deciding what to do about the mixed orientation is where most people pause.
There's no rule that says all pages have to face the same way. The choice is yours.
Mixed orientation is fine
Modern PDF readers handle mixed orientations smoothly. Portrait pages display vertically, landscape pages turn the view sideways.
For on-screen reading, mixing is natural. The reader rotates as needed.
When to rotate everything to one orientation
If the document will be printed and bound, mixing orientations looks unprofessional. Bound books want all pages the same way up.
For digital sharing only, leave the mix alone. For print, rotate landscape pages to portrait — or scale the content to fit portrait.
Merge with intent
Drop the PDFs into Flint's merge tool. They combine in the order uploaded. Portrait pages stay portrait, landscape stay landscape.
If you need to flip a specific page, rotate it before or after merging.
FAQ
Will reader software show mixed orientations correctly?
Yes. PDF readers handle per-page orientation. Each page displays in its native direction.
Should I rotate landscape charts to portrait?
Only if you're printing and binding. For screen, landscape charts read better as landscape.
Can I print mixed-orientation PDFs?
Yes — most printers rotate automatically. For bound print, consider unifying orientation first.
Does orientation affect file size?
No. Orientation is metadata. File size depends on content, not direction.
Mixed orientation isn't a problem to solve unless you're printing for binding. Combine your files in Flint's merge tool and ship.