
A free, AI-powered academic search engine for 240M+ papers across every scientific field
A free, AI-powered academic search engine for 240M+ papers across every scientific field
ReadPaper Importer records 0 monthly visits with — month-over-month growth and Free pricing. Thread Navigator records 8,522 monthly visits with -62.4% growth and Freemium pricing.
| Dimension / Metric | ![]() | |
|---|---|---|
| Official Domain | chromewebstore.google.com | threadnavigator.com |
| Pricing Model | Free | Freemium |
| Monthly Visits | 0 (0) | 8.52K (8,522) |
| MoM Traffic Delta | 0 (—) | -14.13K (-62.4%) |
| Primary Market & Share | 🌐 Global (—) | 🇪🇸 Spain (47.1%) |
| Direct Visits / mo | 0 | 4.93K |
| User Rating | 4.5 | 3.9 |
| Supported Platforms | Browser Extension | Website |

Save academic PDFs to your ReadPaper library straight from the browser
The extension senses PDF files as you browse journals, preprint servers and course pages, and imports them to your ReadPaper account with a single click.
Every imported paper lands in a library you can sort into folders and tag, so related work stays grouped and easy to find again.
Read papers inside an AI-assisted reader that is designed to speed up comprehension of dense academic text.
Structured metadata and knowledge-graph search help you explore papers across fields and follow connections between them.
Unroll X (Twitter) threads into one clean, readable page
Paste an X (Twitter) post or thread link and read the entire thread on one page without signing up.
Switch to Paper Mode for a distraction-free layout with adjustable font size and spacing.
Create a free account to bookmark threads and access your reading list across devices.
Export full threads as PDF or Markdown for offline reading, with free exports going through a short unlock page.

A free, AI-powered academic search engine for 240M+ papers across every scientific field
A free, AI-powered academic search engine for 240M+ papers across every scientific field

AI research platform for reading, understanding and writing scientific papers
AI research platform for reading, understanding and writing scientific papers
AI sidebar and browser agent for reading, writing and research
AI sidebar and browser agent for reading, writing and research

One AI assistant that plugs ChatGPT, Claude and Gemini into every tab
One AI assistant that plugs ChatGPT, Claude and Gemini into every tab
Highlight the web, learn in public, and build your AI clone
Highlight the web, learn in public, and build your AI clone

Map the literature around the papers you love—free
Map the literature around the papers you love—free
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Summarize, bookmark and write with AI right in your browser
Summarize, bookmark and write with AI right in your browser

Screen thousands of papers down to the studies that matter
Screen thousands of papers down to the studies that matter
AI-powered platform to read, write, and stay current with research

Read aloud webpages, PDFs, Kindle books and AI answers with synced highlighting
Read aloud webpages, PDFs, Kindle books and AI answers with synced highlighting