Liner
Liner is a product centered around an AI-driven search and research assistant tool. It's not just about searching and summarizing, but about integrating precise search, source citation, summarization, and knowledge organization into one seamless process. When you encounter lengthy or complex content on the web, PDFs, YouTube, or articles, Liner can help you highlight important sentences, generate summaries, answer your questions about the content, and provide line-by-line source citations in its responses.
Liner also features a "Scholar Mode" (which prioritizes credible/academic sources), "Deep Research", and various AI agent tools (such as Hypothesis Generator, Citation Recommender, and Literature Review) to assist you in digging deeper into topics from an academic or research perspective.
Overall, Liner is positioned as a tool that can help students, researchers, content creators, and professionals become more efficient and reliable in organizing information, conducting research, and writing papers/reports.
Key Features
- Line-by-line source citation in responses
- Highlighting and annotation functionality
- Scholar Mode and Deep Research tools
- Summarization and key point extraction
- Cross-platform support and synchronization
Pros
- Responses include line-by-line source citations for verifiable answers
- Supports highlighting and summarization on web pages, PDFs, and videos
- Offers Scholar Mode, which prioritizes academic/credible sources
- Multiple AI agent tools assist with the research process (literature review, citation recommendations, etc.)
- Supports multiple platforms: Chrome extension, mobile app, and web interface
Cons
- Free version has limited functionality
- Highlighting and annotation functionality can be unstable or inconvenient on certain pages
- Source citations may be limited for content in certain languages or cultural contexts
- Subscription/cancellation mechanism, pricing, or advanced features may be a barrier for some users
Use Cases
- Students and academic researchers
- Content creators, marketers, and planners
- Professionals looking to quickly find information
- Knowledge management and note organization
- Language learners and bilingual individuals
Editor's Note
Overall, Liner's biggest strengths lie in its ability to provide line-by-line source citations and support highlighting and summarization on various platforms. Before using Liner, note that the free version has limited functionality and highlighting/annotation can be unstable on certain pages. Liner offers a free plan, allowing you to try it out before upgrading to a paid plan. With a good balance of features and value, we give Liner a rating of 4.3 out of 5.
FAQ
Q1: What can I do with the free version of Liner?
A1: The free version typically provides basic search functionality, limited highlighting and annotation, and summarization, but restricts the number of highlight colors, source modes, or AI agent tools.
Q2: How do I switch between Scholar and regular mode?
A2: You can select "Scholar Mode" in the search settings or interface, which prioritizes academic/credible sources in its responses.
Q3: Can I export or share my highlights and notes?
A3: Yes, Liner supports exporting or sharing your highlights and notes, depending on your plan and version.
Q4: Does Liner support Chinese content?
A4: Liner can process Chinese web pages or documents, but its source citation and referencing capabilities may be limited compared to English resources.
Q5: How do I cancel my subscription or upgrade my plan?
A5: You can view your plan and make changes in the account settings or subscription page, or contact support for assistance. Liner provides FAQs and customer support.