Folio vs Liner
Folio
usefolio.coLiner
liner.comSide by side
| Figure | Folio | Liner |
|---|---|---|
| Price from | $8.25/mo | $1.25/mo |
| Free plan | Yes | Yes |
| Free trial | — | — |
| Open source | — | — |
| Web | Yes | Yes |
| Windows | — | Yes |
| macOS | — | Yes |
| iOS | — | Yes |
| Android | — | Yes |
| API | Yes | Yes |
| Plans published | 11 | 9 |
| Spec score · AI Research Assistants | 9.1 (#4) | 8.9 (#5) |
| 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 |
| Security | Folio says database row-level security enforces access and that it does not sell user data or train models on users’ writing. | Liner says users can request deletion of their account and activity, and that it regularly checks sensitive personal data and securely deletes it. |
| Support | The Chair plan includes direct founder support. | The pricing page says Enterprise includes a dedicated manager and onboarding sessions, and lists dedicated customer success support for customized AI solutions. |
Plans
Folio
- ScholarFree
- ScholarFree
- Fellow$9.99 a month
- Fellow$9.99 a month
- Chair$25 a month
- Chair$25 a month
- Standalone and extracurricular institutions$79 a month
- Fellow$99 a year
- Chair$250 a year
- Higher educationPriced on request
Liner
- FreeFree
- Pro$14.99 a year
- Pro annual$14.99 a month
- Pro$17.99 a month
- Team$26.99 a month
- Max$29.99 a year
- Max annual$29.99 a month
- Max$35.99 a month
- EnterprisePriced on request
In their own words
Liner
Liner combines AI search, academic research, and writing tools for professional workflows. Its search answers include citations users can follow, and searches can be limited to a chosen pool of sources. Liner Scholar supports paper discovery, citation following, comparisons across papers, literature reviews, and research hypotheses. Liner Write drafts from a topic, adds citations, edits text with AI, and exports to PDF or DOCX. Free accounts get unlimited Advanced Search and access to Image Generation and Deep Research, but have no agent credits, receive answers with ads, and can upload one file per day up to 25MB. Pro and Max list ChatGPT, Gemini, and Claude model access, with larger upload limits and ad-free search. Liner is available on Android, iOS, macOS, Windows, web, as an extension, and through an API. Pro costs $14.99 a month billed annually; Max costs $29.99 a month billed annually. Team includes a dedicated workspace and excludes team data from AI training.