| What it does | Fix AI writing fast
| AI academic writing tool and research assistant for researchers and students
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| Stage | Not given
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| Founded | Not given
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| Based in | Not given
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| Pricing model | Freemium
| Freemium
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| Pricing | Free: 100 credits at sign-up, topped up by 40 every week, 2 models per rewrite, 4 fast models including GPT-6 Luna, articles up to 6,000 words. Pro: $19 per month, 1,500 credits every month, up to 5 models per rewrite, all 9 models including Claude Sonnet 5.5 and Grok 4.7, articles up to 15,000 word
| Monthly Plan, Annual Plan, Quarterly Plan available. Multi-year Plans: 2 years ($229) or 3 years ($289). Paperpal for Teams offers up to 25% savings on annual subscriptions. Student discounts available.
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| Key features | - Mark passages and add notes about what's wrong
- Flip through rewrites from multiple AI models at once
- Choose from 9 AI models including GPT-6 Luna, Claude Sonnet, and Grok
- Preserve undo history and original drafts
- Support for TipTap-based editors and built-in document editor
- No need for personal API keys
- Credit-based pricing with transparent cost estimates
- Handle articles up to 6,000 words on Free plan or 15,000 on Pro
- Access 2 models on Free plan or up to 5 on Pro plan
| - Grammar check with academic-grade suggestions trained on millions of scholarly edits
- Plagiarism checker against 99 billion sources
- AI paraphraser to restructure and improve academic tone
- Research and citation in 10,000+ citation styles
- Access to 250 million verified research articles
- Pre-submission checks for 1,500+ top journals
- Chat with PDFs to extract key insights
- Works across MS Word, Google Docs, Chrome, and Overleaf
- Translator for multiple languages
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| What makes it different | - Never leave your editor—rewrites happen in-place without copy-paste
- Only the passages you mark change; the rest of your draft stays exactly as written
- Compare rewrites from multiple AI models side by side in one click
- Free plan with 100 credits and weekly top-ups, no card required
- Preserves full undo history even after accepting rewrites
| - Built exclusively for academic writing, trained on millions of scholarly articles
- All-in-one platform combining writing assistance, citations, plagiarism checks, and pre-submission support
- Works seamlessly within existing writing tools without switching applications
- Used by over 5 million researchers and trusted by 1,500+ journals
- Maintains academic integrity and originality of user work
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| Community votes | 0 | 0 |
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| DR (Domain Rating by Ahrefs) | 4 ▲ +1 (up) since last check | 72 ● no change since last check |
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| Trust Flow (Majestic) | 3 | 26 |
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| Citation Flow (Majestic) | 9 | 43 |
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| Referring domains (Majestic) | 2 | 2313 |
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