Folio
7.3#10 in ai research assistantsFrom $9.99 a monthFree planWebAPIExtension
VisitFolio vs Liner
What both publish
| Fact | Folio | Liner |
|---|---|---|
| Academic search | Its search spans OpenAlex, Crossref, Semantic Scholar, arXiv, Europe PMC, DOAJ and other sources, with results saved directly to a library. | Liner Scholar is designed to find and compare papers, recommend citations, and produce literature reviews. |
| Audience | Folio presents Scholar as a free plan for writing and proving work, Fellow for keeping up with a field, and Chair for supervisors and teams. | Liner Write identifies sales personnel, marketers, small business owners, and consultants as intended users. |
| Browser extension | The free extension saves papers, pages and links, verifies page references and lets users ask questions about a page. | The Chrome extension can search, summarize, highlight, and bookmark webpages, PDFs, and YouTube videos. |
| Company facts | The opened official and founder pages do not state a legal entity name, headquarters location or founding year. | LinkedIn lists Liner as privately held, founded in 2015, headquartered in San Francisco, and employing 51–200 people. |
| Compliance | Folio describes its posture as GDPR-aligned, offers a data-processing agreement on request and publishes a subprocessor register. | Liner lists SOC 2 Type I and II, HIPAA, and ISO 27001:2022 among its security and compliance credentials. |
| Product | Folio is an integrated workspace for discovering literature, reading, writing, citing and documenting authorship. | Liner offers AI search, academic research, and writing tools for professional workflows. |
| Rating on Chrome Web Store | Save to Folio is rated 5 out of 5 from 1 rating. | 4.4 out of 5 from 6K ratings |
Folio plans
- ScholarFree
- Fellow$9.99 a month
- Chair$25 a month
- Standalone and extracurricular institutions$79 a month
- Higher educationPriced on request
- K–12 school or districtPriced on request
Liner plans
- FreeFree
- Pro annual$14.99 a month
- Pro$17.99 a month
- Team$26.99 a month
- Max annual$29.99 a month
- Max$35.99 a month
Pick Folio if…
Folio may suit students, researchers, and writers who need literature search, source-based writing, or citation management. Its Scholar, Fellow, and Chair plans address individual writing, field monitoring, and supervisory or team needs.
Pick Liner if…
Liner suits professionals who need cited AI search, academic research tools, or AI-assisted drafting and document export. Its file-based research tools and team workspace may fit users working with collections of sources or collaborators.