PDF tools · Merge and split

Split in half

Cut scanned two-page spreads into single pages. Free without an account; sign in to run it from your app too.

PDF file · 25 MB together

Cut Pages Like "1-3, 5, 8-last". Empty: every page.

Result

The same with the API

curl https://pdfember.com/api/v1/tools/split-in-half \
  -H "Authorization: Bearer $PDFEMBER_KEY" \
  -F "files[][email protected]" \
  -F "direction=vertical" \
  -o out.pdf