KBibTeX vs Paperpile

KBibTeX has no write-up on Specifiction yet; its figures are above.

Paperpile is a reference manager for collecting, organizing and writing with research papers. It can import references, extract PDF metadata, organize libraries with folders and labels, detect duplicates, repair metadata and search collections. Plans include unlimited storage for research PDFs. Citation support includes more than 10,000 styles, with plugins for Google Docs and Microsoft Word. Shared folders and libraries, access permissions, and collaborative PDF annotations and citations support group work. The Android and iOS apps sync with the web library and support highlights, notes and drawn annotations. Users can also search 150 million articles across sources including PubMed, arXiv and CrossRef, and save PDFs with one tap. Integrations include Google Drive sync, Overleaf, browser extensions, and academic databases and publishers. Regular costs $4.15 a month and Expert costs $5.75 a month, with all plans billed annually; a 30-day trial is available. New sign-ups are currently available on Chrome, while Safari and Firefox access is in beta.