Head-to-head · AI Reading Assistant Apps
SciSpace vs Liner
SciSpace leads on 1 check, Liner on 0, and 1 is even. Who comes out ahead on the 2 yes/no, price and count checks where we have data for both products. The editor score weighs everything else too.
Our verdict
- Highest scoreSciSpace · 9.0/10
- Lowest starting priceSciSpace · $12/mo
- Free planboth
SciSpace scores higher on our rubric for ai reading assistant apps: 9.0 against 8.6 out of 10; our editors rank them #3 and #6.
SciSpace is cheaper to start at $12/mo against $14.99/mo.
SciSpace is the better fit for researchers reading and analyzing academic papers. Liner is the better fit for researchers who need cited answers and deep research.
- SciSpace fits best
Researchers reading and analyzing academic papers
- Liner fits best
Researchers who need cited answers and deep research
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Side by side
| Feature | SciSpace 9.0/10 Visit ↗ | Liner 8.6/10 Visit ↗ |
|---|---|---|
| At a glance | ||
| Editor score | 9.0 | 8.6 |
| Ranking | #3 in AI Reading Assistant Apps | #6 in AI Reading Assistant Apps |
| Best for | Researchers reading and analyzing academic papers | Researchers who need cited answers and deep research |
| Pricing model | Free plan + paid | Free plan + paid |
| Starting price | $12/mo (best) | $14.99/user/mo |
| Free plan | ✓ | ✓ |
| Free trial | — | — |
| Money-back guarantee | 24 days | 14 days |
| Deployment | Cloud, Mobile, Browser extension | Cloud, Desktop, Mobile, Browser extension |
| Platforms | Web, iOS, Chrome extension | Web, Windows, macOS, iOS, Android, Chrome extension |
| Support | Email, Community, Docs | Docs |
| Integrations | 150+ integrations | 1,000+ integrations |
| Built for | Solo, Small business, Mid-market, Enterprise | Solo, Small business, Mid-market, Enterprise |
| Features SciSpace 0/3 · Liner 0/3 | ||
| PDF question answering | Not checked yet | Not checked yet |
| Article summaries | Not checked yet | Not checked yet |
| Reading annotations | Not checked yet | Not checked yet |
| Specs | ||
| Source import | Not checked yet | Not checked yet |
| AI queries per month | Not checked yet | Not checked yet |
| Our review | ||
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| Cons |
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| Our verdict | SciSpace brings scholarly paper discovery, PDF analysis, citation tools, and literature-review workflows into a web-based research platform. It is aimed at students, academics, research teams, and R&D organizations that need to find… Read the review → |
Liner is an AI search and research platform for academics, professionals, and teams who need answers grounded in sources. It combines web and academic search with source-backed responses, line-by-line citations, multi-step Deep Research… Read the review → |
Strengths and trade-offs
SciSpace — where it wins
- Combines scholarly search, PDF chat, and literature review workflows
- Generates citations and bibliographies alongside research tools
- Shared libraries, Zotero import, Chrome extension, and iOS app
Where it doesn't
- Basic includes 100 monthly credits and one concurrent task
- Higher tiers cost $70–$200 per month, depending on billing
- Premium and higher plans are needed for larger credit allowances
Liner — where it wins
- Source-backed answers with line-by-line citations
- Deep Research reports plus web and academic search
- Works across web, desktop, mobile, browser extension, and API
Where it doesn't
- Free plan limits uploads to one file per day and 25MB per file
- Pro starts at $14.99 per user monthly with annual billing
- Team and Enterprise add-ons may be more than solo researchers need
- SciSpace9.0/10 · Free plan
A research workspace that brings paper discovery, PDF chat, literature reviews, and citations together.
Visit SciSpaceFull verdict → - Liner8.6/10 · Free plan
A citation-focused research assistant with web, academic, and file search.
Visit LinerFull verdict →
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All AI reading assistant apps comparisons → · Full ranking →
Reviewed by iTechGuides Editors · Editorial team · Updated Nov 2026
Last updated · How we research and update