Compare two versions in a research paper PDF
Last minute fixes to your own paper, like an author affiliation, a typo in a heading or a corrected figure caption, can be made directly in the PDF you're about to submit. See exactly what changed between two versions of a PDF.
How to do it
- 1.Open Compare PDF.
- 2.Add the old and the new version.
- 3.Review the highlighted differences.
What people change in a research paper
- • Author names and affiliations
- • Typos in text and captions
- • Acknowledgements
- • Contact email
What happens to the rest of the page
- • The differences between the two files are highlighted.
- • Useful before sending a revised draft.
LaTeX papers
PDFs from LaTeX often embed fonts with only the characters used. Small corrections usually work; longer additions are best made in the source.
Add supplements
Combine the paper with supplementary material using Merge PDF.
Questions people ask
+Do I need both files?
Yes. Add the old and the new version to compare them.
+Can I edit equations?
Equations are drawn from many small pieces and are best changed in the source document.
Other edits to a research paper
More
Ready to fix your PDF?
Free, in your browser, and it takes about a minute. No account needed.