Overview
Legally get full text of scholarly articles as you browse.
Get full text of scholarly articles as you browse. When you view a research article, Unpaywall automatically looks for a copy in our index of 20 million free, legal fulltext PDFs. If we find one, click the green tab to read the article. Unpaywall points you to legal, author-posted manuscripts that are hosted on university and government web servers. We are pointing to versions that have been posted with the full and explicit authorization of the publishers themselves. These free, author-posted manuscripts are often called "Green Open Access" and are a longstanding and completely legal part of the scholarly communications ecosystem. The majority of scholarly journals permit authors to "self-archive" their papers on university and government web servers. It's these legally self-archived papers that Unpaywall helps users find. Any papers posted outside of publisher permissions are NOT included in our index.
4.0 out of 5244 ratings
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Zach RichardsonOct 18, 2024
It's a dice roll whether it finds a paper or not, but when it works it saves you time for sure. It stopped working today and I'm not sure why. Do I need to switch back to Firefox?
Yousef BadranSep 29, 2024
It's Incredibly terrible...
Prabhakar Kumar MahtoSep 2, 2024
it helped me to get research article.
Details
- Version3.98
- UpdatedJuly 30, 2021
- Size667KiB
- LanguagesEnglish
- Developer
- Non-traderThis developer has not identified itself as a trader. For consumers in the European Union, please note that consumer rights do not apply to contracts between you and this developer.
Privacy
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This developer declares that your data is
- Not being sold to third parties, outside of the approved use cases
- Not being used or transferred for purposes that are unrelated to the item's core functionality
- Not being used or transferred to determine creditworthiness or for lending purposes
Support
For help with questions, suggestions, or problems, visit the developer's support site