Paperpal
An AI writing assistant for scientific research and academic scenarios, providing grammar proofreading, rewriting, plagiarism check, and citation check. Its rewriting suggestions are based on more than 250 million research papers, covering the complete scientific writing process from literature review to pre-submission checks.
Updated: 2026-10-26
What is Paperpal?
Paperpal is an AI writing assistant designed for academic and research scenarios. Its official website positions it as "an AI writing tool built for academic research", integrating grammar checking, plagiarism detection, citation management and paraphrasing into a single workspace. The biggest difference between it and general writing tools lies in its corpus: the official website states that paraphrasing suggestions are based on more than 250 million research papers, so each suggestion is premised on complying with academic norms. The page also notes that more than 1,500 journals trust Paperpal, over 5 million researchers worldwide use it, and it has over 24 years of publishing experience, adding that it has been named the best AI writing tool by Forbes. It covers the entire workflow from reading literature and drafting the first manuscript to pre-submission checks.
Who is it for?
- University teachers and researchers preparing to submit manuscripts to English-language journals
- Graduate students and undergraduates writing their graduation theses and course papers
- Research novices who need to read a large amount of literature and compile literature reviews
- Authors whose first language is not English who need to polish their academic expressions
- University library and research support teams conducting writing specification training
Key features
6Grammar Check
The official website states that the suggestions are trained on millions of academic edits, correcting errors while preserving the academic tone.
Plagiarism Check
Conduct a self-check before submitting to the school's plagiarism detection system, and the official website states that the comparison sources exceed 99 billion entries.
AI Paraphraser (Paraphrasing)
Restructures sentences, enhances academic expression, and condenses word count without changing the original meaning.
Research and Cite
Access over 250 million research papers, generate literature reviews while reading, and support more than 10,000 citation formats.
Submission Check
The official website states that it offers more than 30 pre-submission checks, covering the language and formatting standards of over 1,500 journals indexed in Scopus and Web of Science.
Chat PDF & One-Click Check
Upload documents or PDFs under 25 MB, ask questions about the literature and get answers with citations; run plagiarism check, AI detection, grammar check and references all with one click.
How to use Paperpal
- Follow the official phrase "Start with a source, finish with a submission-ready paper" for the workflow: first, upload references and PDFs, use Chat PDF to ask questions and accumulate citation-rich findings, then draft the initial paper with this context, and finally run a unified check.
- When the word count exceeds the journal limit, prioritize using AI Paraphraser for compression, which is more stable than revising the whole paragraph.
- Before submission, be sure to run a Plagiarism Check and a pre-submission check.
- the official website states it can cover the language and format requirements of over 1,500 journals.
- The official website emphasizes "your data always belongs to you" and 100% data privacy, but before uploading unpublished manuscripts, it is still recommended to confirm your school's or target journal's regulations on the use of AI tools.
Traffic & popularity
Data month Sep 2026
Paperpal receives about 2.3M visits per month and ranks #20,248 worldwide.
Monthly visits
12 monthsTraffic sources
- Search56.1%
- Direct28.7%
- Referrals6.3%
- Social3.5%
- AI assistants1.7%
- Other3.8%
Top countries
- India26.8%
- United States12.3%
- Indonesia5.1%
- United Kingdom3.7%
- Philippines3.3%
Estimated from third-party traffic data.
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