P
Research
AI academic writing and research assistant
AI Research AssistantAcademic WritingPlagiarism Checker
Paperpal is an AI writing tool built specifically for academic research and publishing. It combines grammar, plagiarism, and AI-detection checks with paraphrasing and citation lookup grounded in 250M+ research papers, plus 30+ pre-submission checks against 1,500+ journal standards. It works inside MS Word, Google Docs, Chrome, and Overleaf.
- Best for
- Students, researchers, and academics writing papers, theses, or clinical documents who need their work to meet journal submission and formatting standards.
- Pricing
- Free plan available. Paid plans from $4.80/mo (Prime, billed annually) to $11.60/mo (Pro, billed annually), with multi-year saver pricing also available.
Core features
- • Grammar and consistency checker trained on scholarly edits
- • Plagiarism check against 99B+ sources
- • AI Detection and Journal Fit reports
- • AI Paraphraser for tone and word count
- • Research Q&A and citation lookup across 250M+ articles, 10,000+ citation styles
- • Chat with PDF to extract findings from uploaded papers
- • AI-assisted figure generation (Illustrate, beta)
- • MS Word add-in, Chrome extension, Google Docs and Overleaf support
Use cases
- 1. Writing and polishing a thesis, paper, or clinical document for submission
- 2. Checking a manuscript for plagiarism and AI-generated content before submitting
- 3. Building a literature review from uploaded PDFs and citations
- 4. Meeting a specific journal's formatting and language standards
- 5. Getting academic-tone grammar suggestions without losing your voice
How to use
Upload a document or write directly inside Word, Google Docs, Chrome, or Overleaf using the Paperpal add-in. Run grammar, plagiarism, AI-detection, and journal-fit checks, use the paraphraser to refine tone, and pull citations from its research library as you write.
Pricing plans
Free
$0/mo
- • 200 grammar edits/month
- • Lite plagiarism report, preview AI detection
- • 5/day paraphrase, trim, translate
- • 5/day research Q&A + citation lookup
- • 5 files/month chat with papers, 300MB library storage
Prime
$4.80/mo (billed annually)
- • 20k grammar + consistency edits/month
- • 10k words/month plagiarism, 25k words AI detection
- • 500/month paraphrase, trim, translate, AI review
- • 150 files/month chat with papers, 2GB library storage
- • Full AI-assisted figure generation
Pro
$11.60/mo (billed annually)
- • Unlimited grammar + consistency edits
- • 30k words/month plagiarism, unlimited AI detection
- • Unlimited paraphrase, trim, translate, AI review
- • Unlimited research Q&A and citation lookup
- • 500 files/month chat with papers, 10GB library storage
FAQ
Is Paperpal free to use?
Yes — the Free plan includes 200 grammar edits/month, limited plagiarism/AI-detection checks, and daily paraphrasing, with no credit card required.
Does Paperpal work in Google Docs and MS Word?
Yes, Paperpal has native integrations for MS Word, Google Docs, Chrome, and Overleaf so you can write and check without switching tabs.
Can Paperpal check my paper for plagiarism and AI content?
Yes — Plagiarism Check compares against 99B+ sources and AI Detection flags AI-generated text; both are more limited on the Free plan and unlimited on Pro.
Where it holds up
- Paraphrasing and citations grounded in 250M+ verified research articles, not generic web text
- 30+ pre-submission checks matched to 1,500+ journal standards (Scopus/Web of Science indexed)
- Works directly inside MS Word, Google Docs, Chrome, and Overleaf — no copy-pasting
- Bundles grammar, plagiarism, AI detection, and reference checks in one workspace
- Genuinely usable free plan with no credit card required
Where it falls short
- Free plan's plagiarism/AI-detection checks are limited to 'lite' reports and previews
- Full unlimited checks and Illustrate figure generation require the Pro tier
- Pricing shown is a promotional/sale rate — standard annual pricing is higher
