12 alternatives to Annotation Chrome Plugin, matched by what they do.
| Rank | Tool & Tagline |
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| Official Domain |
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| Monthly Visits |
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| MoM Growth |
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| Pricing Model |
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| Rating |
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| ● | Annotation Chrome Plugin | chromewebstore.google.com | 0 | 0 (—) | Free | Global | 4.2 | Profile |
| 1 | News Type Predictor | chromewebstore.google.com | 0 | 0 (—) | Free | Global | 3.4 | Compare |
| 2 | Clean Inbox for Gmail™ | cleaninboxforgmail.com | 5.82K | 2.93K (+100.9%) | Freemium | United States | 4.2 | Compare |
| 3 | Nightfall AI | nightfall.ai | 74.07K | -24.33K (-24.7%) | Contact for Pricing | United States | 4.4 | Compare |
| 4 | HARPA AI | harpa.ai | 537.46K | 267.81K (+99.3%) | Freemium | United States | 4.6 | Compare |
| 5 | NopeCHA | nopecha.com | 53.28K | -9.29K (-14.8%) | Freemium, Paid | United States | 4.4 | Compare |
| 6 | DeClassIFY | chromewebstore.google.com | 0 | 0 (—) | Freemium | Global | 4.2 | Compare |
| 7 | LanguageTool | languagetool.org | 5.71M | -247.26K (-4.2%) | Freemium | Brazil | 4.3 | Compare |
| 8 | adata-plugin | chromewebstore.google.com | 0 | 0 (—) | Freemium | Global | 3.5 | Compare |
| 9 | CORA: Understand PubMed Citation Contexts | chromewebstore.google.com | 0 | 0 (—) | Free | Global | 4.4 | Compare |
| 10 | AI Detector App | aidetector.app | 69.09K | 54.29K (+367%) | Freemium | United States | 3.8 | Compare |
| 11 | FutureSearch | futuresearch.ai | 34.47K | -16.71K (-32.7%) | Freemium | United States | 4.5 | Compare |
| 12 | ChatPDF - AI for Documents | chromewebstore.google.com | 0 | 0 (—) | Free | Global | 4.2 | Compare |
Classify any selected news text with a right-click
Classify any selected news text with a right-click
AI email classifier that writes your Gmail filters for you
AI email classifier that writes your Gmail filters for you
Inline data leak prevention for SaaS, AI agents and MCP
Inline data leak prevention for SaaS, AI agents and MCP
One browser agent that combines every major AI model with web automation
AI CAPTCHA solving for browsers and automation pipelines
AI CAPTCHA solving for browsers and automation pipelines
Classify PDF files in seconds so you stop reading paperwork you don't need
Classify PDF files in seconds so you stop reading paperwork you don't need
AI grammar, spelling and style checker for 30+ languages
AI grammar, spelling and style checker for 30+ languages
AI-assisted data annotation companion for faster, smarter labeling
AI-assisted data annotation companion for faster, smarter labeling
Free / Open-sourceSee how any PubMed paper has been cited by other researchers
Free / Open-sourceSee how any PubMed paper has been cited by other researchers
Spot AI-written text from ChatGPT, Claude and Gemini in seconds
Spot AI-written text from ChatGPT, Claude and Gemini in seconds
Calibrated forecasts with the evidence trail attached
Calibrated forecasts with the evidence trail attached
Chat with PDFs, Word files, and slides in natural language
Chat with PDFs, Word files, and slides in natural language
