List your tool

Head to head · 2026

Liner vs Mendeley

Pricing, free plans, ratings, features, pros and cons, side by side. Where one comes out ahead, we mark it.

Liner

Started as a web highlighter in 2015, later added AI research search

4.2$12/mo

Visit Liner (opens Liner in a new tab)

Mendeley

AI interprets the logic behind your search queries and surfaces patterns and missing links across your…

3.7Free

Visit Mendeley (opens Mendeley in a new tab)

Who comes out ahead

Based only on the facts in our directory. The right pick still depends on the job you need done.

  • Lower starting price

    Not comparable

    Not comparable: Mendeley does not list a price

  • Free plan

    Tie

    Both have one

  • Higher rating

    Liner

    4.2 against 3.7

  • Same job?

    Yes

    Both are Research tools

Side by side

Compared onLinerMendeley
Our rating4.2Better3.7
Starts at$12/moFree
Free planYesYes
CategoryResearchResearch
Plans
  • Free$0/mo
  • Pro$17.99/mo
  • Max$35.99/mo
Free
Key features
  • Browser-based highlighting and annotation across general web content and PDFs
  • AI search grounded in a user's own saved highlights
  • Free tier for standard use
  • Operating since 2015, older than most competitors in this category
  • Not scoped only to academic content
  • AI Search & Insights - interprets query logic, not just keywords
  • Pattern recognition uncovering relationships across your reference library
  • 2GB free cloud storage with PDF management and annotation
  • Citation generation and cross-device sync
  • Browser and Microsoft Word integrations
Pros
  • Broader scope than academic-only competitors, covers general web reading too
  • Long operating history refining the annotation experience specifically
  • Free tier available for standard use
  • Pattern recognition catches cross-paper connections a manual review would likely miss
  • Query-intent interpretation finds relevant results beyond exact keyword matches
  • Free tier includes real cloud storage and core reference-management functionality
Cons
  • Less specialized for formal academic citation workflows than research-specific tools
  • More features require a paid plan
  • Highlighter-first design may feel less structured than a dedicated research platform
  • Full pricing details aren't shown on the homepage
  • AI-surfaced connections still need scholarly judgment to evaluate relevance
  • 2GB free storage will fill up for large ongoing research projects
CompanyLINER, founded 2015Mendeley (Elsevier)

Prices come from each vendor's pricing page, last checked 20260824. Check the vendor before you buy.

FAQ

Questions people ask

Is Liner better than Mendeley?

In our reviews Liner scores 4.2 and Mendeley scores 3.7. The better pick depends on the job. Liner: Started as a web highlighter in 2015, later added AI research search. Mendeley: AI interprets the logic behind your search queries and surfaces patterns and missing links across your entire reference library, not just keyword matches.

Which is cheaper, Liner or Mendeley?

Liner: from $12/mo. Mendeley: free.

Do Liner and Mendeley have free plans?

Yes, both have a free plan.

More comparisons

Liner compared with

All Liner alternatives

Mendeley compared with

All Mendeley alternatives