| What it does | AI fact-check with a 1–10 score, claim-by-claim findings, and sources across browsers and apps
| Open, read, annotate and export local and web Markdown files in Chrome or Edge
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| Stage | Not given
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| Founded | Not given
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| Based in | Not given
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| Pricing model | Free
| Freemium
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| Pricing | Free to use; users bring their own API keys and are billed directly by Google, Anthropic, or OpenAI for model usage.
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| Key features | - Chrome and Firefox browser extensions
- iPhone and Mac apps with Share Extension for analyzing text from Safari or any app
- Android app on Google Play
- 1–10 credibility score with short verdict
- Claim-by-claim findings with verified, partially verified, unverified, or false/misleading labels
- Source links from web grounding citations
- Optional Media Bias/Fact Check publisher rating
- Results in the same language as the page when possible
- On-device Gemini Nano for local analysis on Chrome
- Bring your own API key for Gemini, Claude, or OpenAI models
| - Folder browsing and file navigation with reading position memory
- Document outline and search across folder or document
- Highlights, underlines, and comments linked to source
- Diagram rendering including Mermaid, Graphviz, PlantUML and Vega-Lite
- Math rendering with KaTeX and syntax-highlighted code
- Multiple views as document, mind map, or presentation
- Export to HTML, Word, PDF, PNG, SVG and JPEG
- Customizable document themes and background skins
- Localized interface in 15 languages
- All processing and data stored locally on device
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| What makes it different | - Works across multiple platforms as both browser extensions and native mobile apps
- Bring-your-own-key model with no account required
- On-device analysis option with Gemini Nano on Chrome keeps text private
- Claims grounded in live web search or model training knowledge with source citations
- Multilingual results matching the page language
| - Works offline with no account required
- Renders technical Markdown inline including diagrams, math and code
- Multiple connected views of the same file as document, mind map or presentation
- Export to multiple formats without modifying the original Markdown
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| Free plan | Not given
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| Open source | Not given
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| Platforms | Not given
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| Public API | Not given
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| Community votes | 0 | 0 |
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| DR (Domain Rating by Ahrefs) | 28 ● no change since last check | 8 ● no change since last check |
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| Trust Flow (Majestic) | 2 | 5 |
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| Citation Flow (Majestic) | 22 | 22 |
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| Referring domains (Majestic) | 30 | 39 |
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Credibility Analyzer
Markdown Viewer