Glarity
Free AI browser extension for summarizing videos and translating webpages.
Pricing
About Glarity
Glarity is an open-source browser extension that leverages AI models like ChatGPT, GPT-4o, Claude 3.5, and Gemini to summarize YouTube videos, Google search results, and any webpage content. The tool generates cross-language summaries and offers real-time full-page translation capabilities, making it ideal for users who need to quickly process large amounts of online content. Glarity also provides features like PDF summarization, AI-powered chat about web content, email writing assistance, and image translation. The tool is available across multiple browsers including Chrome, Edge, Safari, Firefox, and Opera. One limitation is that while it offers free functionality, some advanced features may require users to bring their own API keys for sustained use.
At a glance
- Company
- Felo Inc.
- Platforms
- Chrome, Edge, Safari, Firefox, Opera, Web, iOS
- Integrations
- Gmail, OpenAI API, ChatGPT, Claude, Gemini
- Last verified
- June 2026
★Among the most viewed AI tools in Productivity — ranked #8 of 828.
Who It's For
- •Students and researchers needing quick content summaries
- •International users requiring web content translation
- •Content creators and marketers analyzing video content
- •Professionals managing large volumes of online information
- •Non-English speakers browsing English-language content
How It Works
- 1Uses AI models (ChatGPT, GPT-4o, Claude 3.5, Gemini) to analyze YouTube videos, webpages, and search results
- 2Generates timestamped summaries and highlights from video content
- 3Provides real-time full-page translation and text selection translation
- 4Enables side-by-side comparison of original and translated content
- 5Allows AI-powered Q&A interactions with webpage and PDF content
- 6Supports a 200k context window for handling large documents
How to Use Glarity
- 1Install the Glarity browser extension from Chrome Web Store, Edge, Safari, Firefox, or Opera
- 2Navigate to a YouTube video or any webpage
- 3Click the Glarity extension icon to generate a summary
- 4Select text on any webpage to translate or interact with it using AI chat
- 5Use custom prompts to extract specific content from pages
- 6Access AI chat feature to ask questions about summarized content
Key Features
- •YouTube video summarization with timestamps
- •Google search result summarization
- •Webpage content summarization
- •PDF and article summarization
- •Real-time full-page translation
- •Text selection translation
- •Image translation
- •Email writing assistance
- •AI chat with 10+ models
- •AI reader for PDFs and webpages
- •AI writer for content creation
- •Gmail quick reply integration
- •FAQ generation from videos
- •Video subtitle generation and translation
Use Cases
- •Quickly summarize YouTube videos in multiple languages
- •Translate webpages and understand content in different languages
- •Extract key information from long documents and PDFs
- •Get summaries of Google search results for faster research
- •Create FAQs and get timestamped highlights from videos
Pros & Cons
Advantages
- •Free and open-source with no ads, making it accessible to all users
- •Supports multiple AI models (ChatGPT, GPT-4o, Claude 3.5, Gemini) offering flexibility and choice
- •Works across multiple browsers (Chrome, Edge, Safari, Firefox, Opera) with wide compatibility
- •Trusted by over 1 million users, indicating reliability and community validation
Disadvantages
- •Requires API keys for sustained use of premium features and advanced models
- •Limited customization options for how different AI models interact with content beyond basic prompts
- •Dependency on external API services means performance varies based on third-party service availability
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Frequently Asked Questions
What is Glarity?
Glarity is an open-source browser extension that leverages AI models like ChatGPT, GPT-4o, Claude 3. 5, and Gemini to summarize YouTube videos, Google search results, and any webpage content.
How much does Glarity cost?
Glarity has paid plans starting at $7.49.
Is Glarity free?
Glarity is a paid tool and does not offer a free plan.
What are the best Glarity alternatives?
Popular Glarity alternatives include ChatGPT for Google, Any Summary, ChatPDF.
What is Glarity used for?
Glarity is commonly used for Quickly summarize YouTube videos in multiple languages, Translate webpages and understand content in different languages, Extract key information from long documents and PDFs.
What platforms does Glarity support?
Glarity is available on Chrome, Edge, Safari, Firefox, Opera, Web, iOS.
Information Accuracy
Please note: While we regularly update all tool information including descriptions, features, pricing, and other details, this information may change over time as tools evolve and update their offerings. For the most current and accurate information, we recommend visiting the official website directly. Our goal is to provide you with comprehensive and up-to-date information to help you make informed decisions.