Paperpal
8.7#8 in ai writing toolsFrom $139 a yearFree planWebExtensionmacOSWindows
VisitPaperpal vs PDFSimpli
What both publish
| Fact | Paperpal | PDFSimpli |
|---|---|---|
| API and SDKs | The public product, support and integration pages reviewed describe user-facing add-ins and extensions but do not publish API or SDK documentation. | An official JavaScript HTML-to-PDF page mentions API integration and React/Vue use, but no public endpoint, authentication guide or SDK is provided. |
| Browser extension | Yes | The free extension provides edit/convert, AI translation, AI summarization and fill/sign tools, with Gmail and Google Search controls. |
| Founded | 2002 | The company’s own history says PDFSimpli began in 2017. |
| Free plan | Yes | Yes |
| Headquarters | Singapore | The company lists 1225 Ponce de Leon Ave Ste 1001, VIG Tower, San Juan, Puerto Rico 00907 as its address. |
| Integrations | Official pages list a web app, Microsoft Word add-in, Google Docs support, Chrome extension and Overleaf support. | A support article says documents can be stored with Google Drive, Microsoft OneDrive and Dropbox. |
| Product | Paperpal is an AI research and academic writing workspace with writing, citation, paraphrasing, and integrity-check tools. | PDFSimpli is an online PDF editor and document management solution for editing, converting, signing and managing PDFs. |
| Rating on Chrome Web Store | 4.2 out of 5 from 28 ratings | 3.7 out of 5 from 14 ratings |
Paperpal plans
- FreeFree
- Prime$12 a month
- Prime Monthly$25 a month
- Paperpal Prime$25 a month
- Pro$29 a month
- Prime Quarterly$55, paid once
PDFSimpli plans
- 14-DAY FULL ACCESS—
- 14-DAY LIMITED ACCESS—
- ANNUAL PLAN—
Pick Paperpal if…
Paperpal suits students and researchers who need academic writing, citation, and submission-readiness tools. Its integrations may suit people writing in Word, Google Docs, or Overleaf.
Pick PDFSimpli if…
You want what its maker publishes above — check its page for the details.