Overview

- Turn every article, book, podcast, and video you consume into a searchable research library that feeds directly into your writing, with AI-powered content organization and key insight extraction.
- Generate fully cited deep research reports on any topic you ask about, delivered organized and ready to quote, with every source automatically added to your searchable library.
- Write with real-time sourcing and citation assistance that surfaces relevant highlights, quotes, and insights from your saved materials as you draft, ensuring every claim is backed by your research.
- Eliminate blank-page paralysis by asking what to write next and receiving content ideas grounded in what you've already been consuming and saving.
- Publish newsletters, maintain a blog or column, and manage drafts, subscribers, and unsubscribe requests from one centralized platform without switching tools.
- Export finished pieces to Substack, Beehiiv, or Ghost with all formatting, images, and footnotes intact for seamless cross-platform publishing.
- Retain what you learn through active engagement with saved content—summaries, insights, and rephrasing reinforce memory and deepen understanding of your research materials.
- Organize articles, books, videos, podcasts, tweets, and newsletters in one library where you can categorize, retrieve, and search everything you've saved from any source.
Pros & Cons
Pros
- Centralized content location
- Dynamic support for writers
- Summary and insights extraction
- Searchable inventory for research
- Promotes active content engagement
- Retains content for reuse
- Integrated sourcing and citation
- Facilitates brainstorming
- Assists in publishing
- Improves writing quality
- Enables content curation
- Manages content consumption
- Accommodates varied content types
- Content organization feature
- Learning enhancement support
- Interactive demo availability
- Includes writing superpowers
- Simplifies sourcing and citations
- Identifies content matches during writing
- Offers content tagging
- Draft review and suggestions
- Centralizes newsletter, blog or columns
- Content ideas suggestion for projects
- Seamless export to other platforms
- Built-in newsletter distribution
- Integrates human creativity
- Saves content from any page
- Kindle highlights import
- Free editor with writing aids
- Automated deep research
- Project home for publications
- Automated sourcing and citations
- Provides honest feedback on drafts
- Cites all claims during research
- Organizes research reports
- Allows adding context in chat
- Suggests ideas for projects
- Records all writing and reading activities
Cons
- No offline functionality
- Limited publishing platform integrations
- No collaborative tools
- No format customization in summaries
- No language translation support
- Not mentioned support for images
- Doesn't integrate with other CMSs
- No voice-to-text feature
- No plagiarism detection
- Not specified data security measures
Reviews
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❓ Frequently Asked Questions
Sidelong is an intelligent platform designed to enhance your writing experience. It serves as a centralized hub for you to store, manage, and actively engage with all the content you consume. This includes articles, books, videos, podcasts, and social media posts. Sidelong is designed to support the full spectrum of the writing process, from idea generation to publishing.
Sidelong aids in improving your writing by providing an array of features. First, it helps manage and organize your content, making it easy for you to access your saved materials. This tool ensures that your content is enriched with proper sourcing and citation from your stored materials. Additionally, Sidelong extracts key insights and generates summaries from your saved content, which can be beneficial in understanding underlying ideas and generating new ones. It engages you actively with your content, thereby enhancing retention and learning through summaries and insights.
Sidelong extracts key insights from your saved content and creates a summary for each item. This feature allows you easier access to understanding the core message of your saved content without having to read through all of it. These summary and insights then constitute a searchable inventory which can prove useful for research or idea generation during your writing process.
Sidelong allows you to manage a diverse range of content. This includes articles, books, videos, podcasts, or social media posts. It provides an integrated platform where you can store, categorize, and later retrieve these contents for your writing process.
Sidelong offers a dynamic design that supports users in their brainstorming process. Its feature to summarize saved items, extract key insights, and provide a searchable inventory assists you in generating maximum ideas. Furthermore, as your write, Sidelong surfaces the highlights, quotes, and insights that correlate to your draft, making it easier for you to draw connections and generate unique ideas.
Active engagement with content on Sidelong refers to the process of extracting maximum value from your saved materials. This is achieved through wrestling with an idea, rephrasing it, and encountering it again when it's most useful. Sidelong stresses that actual learning and retention derive from this active engagement.
Sidelong aids with sourcing and citation during the writing process by providing real-time assistance. As you write, Sidelong surfaces relevant insights and information from the content you've saved. This enables you to leverage your saved materials and provide accurate citations, enhancing the authenticity of your writing.
Sidelong is beneficial for anyone seeking to better their writing - be they students, writers, researchers, or professionals. Its integrated platform combines AI-enabled content curation and organization with human creativity, making it not only a tool for creating compelling written pieces but also an effective learn-enhance-write AI companion.
Sidelong architecture perfectly integrates AI with human creativity by seamlessly merging AI-enabled content curation and organization with human writing. AI capabilities optimize the management and utilization of your saved content, while you focus on expressing your knowledge and creativity on the writing board. Together, this integration can produce higher-quality writing pieces that resonate with the readers.
Yes, Sidelong is designed to help you turn everything you learn into something worth reading. By processing the content you save and revisiting it when most useful, Sidelong promotes a deep understanding and retention of the content. This combined with the power of your creativity can result in compelling written material worth sharing.
Sidelong provides complete support for publishing your writings. It allows you to effectively manage drafts, complete writing pieces, and even maintain a column or blog in one place. The platform can also seamlessly send your newsletters and even handle your subscribers and unsubscribe requests, making the publishing process much more streamlined.
Sidelong's unique approach to content management and active engagement with saved materials facilitates better retention of the content you consume. By highlighting important insights and summarising your saved content, it allows you easier recall of the main points. Plus, the act of wrestling with an idea and rephrasing it in your own words, typical within the writing process, also aids in reinforcing your memory of the content.
Sidelong's search function is an integral part of its research assistance capabilities. It maintains an inventory of all your saved content, all conveniently searchable. This means that you can research a topic or an idea and Sidelong will retrieve all related saved items, be it articles, videos, podcasts, or social media posts, thus providing relevant sources for your writing.
Sidelong operates both as a writing assistant and an AI tool to improve writing. It assists with idea generation, research, tightening drafts, and brainstorming ideas - all grounded in the content saved in its database. Moreover, its AI capabilities optimize the utilization of saved content, by creating summaries, extracting insights, and making the content easily accessible during the writing process.
Sidelong is an efficient tool for managing and consuming different types of content such as articles, books, videos, podcasts, tweets, and newsletters. The Sidelong library allows you to save items from any source, categorize them, and later retrieve them easily when needed. Furthermore, it generates a summary and extracts key insights from each saved item, providing you with the gist of the content without having to comb through all of it.
Yes, Sidelong has an export feature which ensures that any piece you write can be easily pasted to Substack, Beehiiv, or Ghost with all formatting, images, and footnotes intact. Sidelong prioritizes easy integration with other platforms to provide maximum convenience and flexibility to the users.
If you want Sidelong to conduct deep research on a specific topic, you can simply ask it. In response, Sidelong produces a fully cited report organized, sourced, and ready to be quoted. This report will be added to your library, making it easily searchable and citable.
Sidelong assists in generating content ideas by serving you a content idea brainstorming service which is grounded in your saved content. You can ask Sidelong what to write next and it will analyze your saved content and pitch you content ideas that are relevant to what you've already been consuming and saving.
Sidelong assists in improving the learning process during writing by stressing on active engagement with content. It emphasizes the importance of wrestling with an idea, rephrasing it, and encountering it again when it's most useful, which enhances learning and retention of that content. Its features of sourcing, citations, and summarizing content also make the learning process more efficient.
Sidelong uses artificial intelligence to enhance your writing process in many ways. This includes AI-enabled content curation and organization, generating summarized versions and extracting key insights from your saved content. In addition to this, it supports you throughout your writing process by surfacing relevant insights and providing real-time assistance in the form of summaries, insights, and sourcing.
Pricing
Pricing model
Free Trial
Paid options from
$9/month
Billing frequency
Monthly
















