SciSpace records 4,464,111 monthly visits with +8.6% month-over-month growth and Freemium pricing. Zeli records 56,147 monthly visits with -46.8% growth and Free pricing.
AI research platform for reading, understanding and writing scientific papers
Hacker News and AI paper summaries in seven languages
| Dimension / Metric | | |
|---|---|---|
| Official Domain | scispace.com | zeli.app |
| Pricing Model | Freemium | Free |
| Monthly Visits | 4.46M (4,464,111) | 56.15K (56,147) |
| MoM Traffic Delta | +355.38K (+8.6%) | -49.3K (-46.8%) |
| Primary Market & Share | 🇺🇸 United States (13.2%) | 🇨🇳 China (65.1%) |
| Direct Visits / mo | 1.32M | 39.95K |
| User Rating | 4.6 | 4.3 |
| Supported Platforms | Website | Website |
AI research platform for reading, understanding and writing scientific papers
Open or upload a paper and ask questions, get plain-language explanations of highlighted passages, and pull out methods, results and limitations conversationally.
Search a large scholarly index spanning Google Scholar, PubMed and arXiv, then generate structured literature reviews and related-work sections from what you find.
An AI Writer for drafts, a paraphraser for academic tone, and a citation generator that formats references in popular styles.
Turn tables and results in a paper into structured data, and check whether a manuscript reads as AI-generated with a built-in detector.
Hacker News and AI paper summaries in seven languages
Each story carries a short summary generated from the linked article plus a standout key quote, so you can judge relevance before clicking through.
The whole feed — titles, summaries and top comment highlights — is available in English, Chinese, Japanese, Korean, German, Spanish and Russian.
Every day gets a permanent page containing every story that hit the front page, retrievable long after the feed has moved on.
Daily AI papers are surfaced with translated titles and AI summaries, making Zeli a research reader as well as a news reader.
SpecialistOffers broad general reasoning and document upload capabilities, but lacks specialized academic indexing and citation databases.
SpecialistOffers broad general reasoning and document upload capabilities, but lacks specialized academic indexing and citation databases.
Free / Open-sourceProvides a massive free index of scholarly literature with citation graphs, but lacks built-in interactive paper reading assistants.
Free / Open-sourceProvides a massive free index of scholarly literature with citation graphs, but lacks built-in interactive paper reading assistants.
Provides evidence-based answers extracted directly from peer-reviewed papers, though less of an all-in-one reading workspace.
Provides evidence-based answers extracted directly from peer-reviewed papers, though less of an all-in-one reading workspace.
Stronger automated data extraction and systematic review synthesis, but less focused on interactive PDF annotation than SciSpace.
Stronger automated data extraction and systematic review synthesis, but less focused on interactive PDF annotation than SciSpace.
SpecialistFocuses heavily on assisted academic drafting and autocomplete, whereas SciSpace centers more on reading and analysis.
SpecialistFocuses heavily on assisted academic drafting and autocomplete, whereas SciSpace centers more on reading and analysis.
A proactive AI reading lens for papers, videos, and web pages
A proactive AI reading lens for papers, videos, and web pages
Excels at tracking citation contexts and how papers cite each other, but has less robust general PDF chat features.
Excels at tracking citation contexts and how papers cite each other, but has less robust general PDF chat features.
Free AI Summarizer for text, articles, URLs and images
Free AI Summarizer for text, articles, URLs and images
Streamlines literature searches and reference management like SciSpace, but with a distinct citation workflow.
Streamlines literature searches and reference management like SciSpace, but with a distinct citation workflow.
AI-powered platform to read, write, and stay current with research
Turn any long article or webpage into a clean, clickable summary in one click
Turn any long article or webpage into a clean, clickable summary in one click
Searches academic sources and generates literature reviews, but lacks some of SciSpace's advanced collaborative workspace features.
Searches academic sources and generates literature reviews, but lacks some of SciSpace's advanced collaborative workspace features.
