Paperpal

Paste in a manuscript or draft and Paperpal returns language edits, paraphrasing, generated text, a plagiarism report and citations.

Paperpal is an AI writing assistant for researchers that works on the web and in Google Docs.

The free plan needs no credit card and covers 200 language editing suggestions a month, 5 uses a day of the writing features, research Q&A, 7,000 words a month of plagiarism checks with a Standard report, and unlimited citation generation.

The paid Prime plan costs $25 a month, $55 a quarter or $139 a year.

It removes the cap on language editing and consistency suggestions, adds Chat PDF, a journal submission check, and 10,000 words a month of plagiarism checking with a Detailed report.

The free tier is enough to try it on a single paper.