Open Access Helper brings the power of unpaywall.org and core.ac.uk to your iPhone and iPad as an intuitive Safari Extension.
Skip the (academic) publisher paywall for more than 47 million Open Access documents and unlock the power of your academic library with additional services, such as EZProxy-Linking and quick access to the library's link resolver.
If you like you can enable citation counts from opencitations.net and Open Access recommendations from core.ac.uk.
Additionally the app offers the ability to search for Open Access documents within the massive core.ac.uk and europepmc.org collection, making academic research just that little bit easier.
Things you should know:
Open Access Helper works best, if you give it permissions to access all websites, so it can identify the Digital Object Identifier (DOI) of an article and query unpaywall.org and/or core.ac.uk for an Open Access copy for you. A small badge in the top right of the page will indicate whether an Open Access copy is available.
The EZProxy prefix for several hundred academic libraries worldwide can be added to the popover. EZProxy helps you gain remote access, but you will require a user-id and password from your library.
Lastly, Open Access Helper is my passion project. I am not affiliated with any of the services and / or libraries, who have so generously provided their APIs.
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What's New in Open Access Helper Web
2024.1
August 10, 2024
Bugs happen, but the summer is a great time to fix them. This version contains some fixes to the extension (better DOI detection on some major aggregator websites). Additionally a problem with infinite scroll within the iOS App was fixed.
Dear User,
Sorry to hear that you have had problems with Open Access Helper. Would you please contact me at info@oahelper.org to report the problem in greater details? Kindly include the iOS version you are using and steps to replicate, so I can enhance the tool for all users.
Thanks - Claus