# Capacities > Capacities is a note-taking and knowledge management app for individuals. It organizes content as connected objects with types, properties and automatic backlinks instead of files and folders. Free plan available on macOS, Windows, Linux, iOS, Android and the web. ## Product What Capacities is, what it costs, and how to get it. - [Overview](https://capacities.io/product): The object model, backlinks, queries and daily notes. - [Why people choose Capacities](https://capacities.io/why-capacities): Why users switched from Notion and Obsidian, in their own words. - [Pricing](https://capacities.io/pricing): Free, Pro and Believer plans with what each includes. - [Pro](https://capacities.io/pro): AI assistant, AI chat, integrations and calendar sync. - [Download](https://capacities.io/download-app): Desktop, mobile and web apps. - [FAQ](https://capacities.io/faq): Common questions about accounts, plans, privacy and data. - [Documentation](https://docs.capacities.io): Full product documentation and tutorials. - [Developers](https://capacities.io/developers): How to extend a space with the REST API, TypeScript SDK, and MCP server. - [API reference](https://developers.capacities.io): REST API, OpenAPI reference, and TypeScript SDK. ## Workflows Guides for specific ways of working. - [Task management](https://capacities.io/task-management): How tasks, projects and daily notes fit together. - [Getting Things Done](https://capacities.io/getting-things-done): Running GTD in Capacities. - [Back to School](https://capacities.io/back-to-school): Capacities for students: tasks, calendar, sources, equations, and 40% off annual Pro. - [Research](https://capacities.io/research): Collecting and connecting sources, PDFs and highlights. - [For individuals](https://capacities.io/for-individuals): Why Capacities is a studio for one person, with no real-time collaboration. - [Five habits](https://capacities.io/habits): Skills that fit your real life — capture, clarify, organize, act, and reflect. - [AI knowledge base](https://capacities.io/ai-knowledge-base): Connecting your AI chat, such as ChatGPT, Claude, Le Chat, or Grok, to a knowledge base it can read and add to. ## AI and your notes Guides for connecting an AI chat or coding agent to your notes, and for keeping what you learn in AI chats. - [Connect AI to your notes](https://capacities.io/connect-ai-to-your-notes): What a connected AI chat can and cannot do with your notes, which assistants work, and what it costs. - [Connect ChatGPT to your notes](https://capacities.io/connect-chatgpt-to-your-notes): Setting up the Capacities connector in ChatGPT, and how it differs from ChatGPT memory. - [Connect Claude to your notes](https://capacities.io/connect-claude-to-your-notes): Setting up the Capacities connector in the Claude app, Cowork, and Claude Code. - [Save AI chats to your notes](https://capacities.io/save-ai-chats-to-notes): A routine for saving the insight from an AI chat as a short atomic note, with copyable prompts. - [An AI second brain](https://capacities.io/second-brain-for-ai-agents): Giving coding agents and AI chats long-term context: a Markdown vault compared with a connected notes app. ## Comparisons Honest comparisons against other note-taking and knowledge management tools, including where the other tool is the better choice. - [All comparisons](https://capacities.io/compare): Index of published comparisons. - [Best Notion alternatives](https://capacities.io/notion-alternatives): Twelve Notion alternatives for individuals and teams, with prices, trade-offs, and where data lives. - [Best personal knowledge management apps](https://capacities.io/personal-knowledge-management-apps): Ten PKM and second brain apps grouped by approach, with trade-offs, prices, AI, and where data lives. - [Best European note-taking apps](https://capacities.io/european-note-taking-apps): Eleven note-taking apps made in Europe, compared on ownership, where notes are stored, encryption, and price. - [Note-taking apps for ChatGPT, Claude, Le Chat, and Grok](https://capacities.io/note-taking-apps-for-ai): Notion, Capacities, and Obsidian compared on how those assistants can read and write your notes. - [Glossary](https://capacities.io/glossary): A graph of the guides, comparisons, and stories on this site. - [Capacities vs Notion](https://capacities.io/compare/notion): An in-depth, honest comparison of Capacities and Notion. Compare features, pricing, strengths, and pain points to find the right tool for your knowledge workflow. - [Capacities vs Evernote](https://capacities.io/compare/evernote): An in-depth comparison of Capacities and Evernote. Compare features, pricing, philosophy, and trade-offs to decide if it's time to upgrade your note-taking. - [Capacities vs Obsidian](https://capacities.io/compare/obsidian): An in-depth comparison of Capacities and Obsidian. Compare features, pricing, philosophy, and trade-offs to find the right knowledge management tool for you. - [Capacities vs Apple Notes](https://capacities.io/compare/apple-notes): An in-depth, honest comparison of Capacities and Apple Notes. Compare features, pricing, strengths, and pain points to find the right tool for capturing and connecting your ideas. - [Capacities vs Heptabase](https://capacities.io/compare/heptabase): An in-depth comparison of Capacities and Heptabase. Compare features, pricing, visual vs object-based approaches, and find the right PKM tool for your research. - [Capacities vs Anytype](https://capacities.io/compare/anytype): An in-depth comparison of Capacities and Anytype. Compare features, privacy, pricing, and trade-offs to find the right object-based knowledge tool for you. - [Capacities vs Tana](https://capacities.io/compare/tana): An in-depth comparison of Capacities and Tana. Compare features, pricing, outliner vs object-based approaches, and find the right PKM tool for your workflow. - [Capacities vs Google Keep](https://capacities.io/compare/google-keep): An honest comparison of Capacities and Google Keep. Labels vs typed objects, Takeout import, and who should stay on Keep. - [Capacities vs OneNote](https://capacities.io/compare/onenote): An honest comparison of Capacities and Microsoft OneNote. Notebooks vs typed objects, export limits, and who should stay on OneNote. ## Blog Product thinking, engineering write-ups and team posts. - [A second brain](https://capacities.io/raw/blog/a-second-brain.md): In this post we describe what a second brain is, its purpose, and the challenges in building one. - [So much positive feedback from users with ADHD!](https://capacities.io/raw/blog/adhd-user-feedback.md): "...it simply clicks with how my brain thinks". - [AI for meaningful work](https://capacities.io/raw/blog/ai-for-meaningful-work.md): How we are building AI in Capacities to support deep, meaningful work - [AI systems at Capacities](https://capacities.io/raw/blog/ai-systems-at-capacities.md): How we are building a sensible approach to AI systems for Personal Knowledge Management. - [Team AMA: March 2025](https://capacities.io/raw/blog/ama-2.md): Answering your questions! Last month our team met in Freiburg for the second Capacities offsite. - [Better Linking with Hookmark](https://capacities.io/raw/blog/better-linking-with-hookmark.md): Hookmark allows you to link anything on your computer to your notes in Capacities. Here's how. - [How we decide which new features to add](https://capacities.io/raw/blog/building-capacities.md): What's our decision making process? Here's the answer. - [Capacities is a feeling collaborative tools can't give you](https://capacities.io/raw/blog/capacities-is-for-individuals.md): Many tools are built with teams and team workflows in mind, Capacities is built with you in mind. - [What challenges do we face in growing Capacities?](https://capacities.io/raw/blog/challenges.md): A user asked us this question, here's our answer. - [Our cross-platform approach](https://capacities.io/raw/blog/cross-platform-approach.md): Here's how we are developing Capacities into a cross-platform app - [A Guide to Personal Knowledge Management with Capacities](https://capacities.io/raw/blog/guide-to-pkm.md): In this guide, we will show you how to do PKM with Capacities. We'll explain different concepts and show you how to create your workflow in Capacities. - [Why did we decide to build Capacities?](https://capacities.io/raw/blog/how-it-started.md): Knowledge work can be overwhelming. There must be a better way, so we decided to do it ourselves. - [How to create the knowledge base for your life](https://capacities.io/raw/blog/how-to-create-the-knowledge-base-for-your-life.md): By combining two approaches from personal knowledge management we can create a powerful second brain. - [Using collaborative tools alongside Capacities: Our two-phase workflow](https://capacities.io/raw/blog/how-we-collab.md): What do you do if you find yourself in a situation where you need to team up with your colleagues or friends on projects? - [How we developed tables in Capacities](https://capacities.io/raw/blog/how-we-developed-tables.md): Explaining our process and why we think it's one of the best table implementations in any note-taking app. - [How we plan and design our team offsites](https://capacities.io/raw/blog/how-we-plan-and-design-our-team-offsites.md): A behind-the-scenes look at how the Capacities team plans and executes team offsites. - [How we use AI at Capacities](https://capacities.io/raw/blog/how-we-use-ai.md): We rely on AI to work more efficiently and to create a better product. - [My workflow to work with Kindle highlights](https://capacities.io/raw/blog/kindle-highlights.md): I've recently been playing with my Kindle highlights and exported them via email from my iPad. - [Scaling Capacities: Why we swapped Dgraph for PostgreSQL](https://capacities.io/raw/blog/migration-to-postgres.md): How we achieved a 70% infrastructure cost reduction by migrating from a self-hosted graph database to a managed relational model. - [Moving apps is like moving house: not all your furniture will fit](https://capacities.io/raw/blog/moving-apps-is-like-moving-house.md): It is common in the note-taking world to try out several apps... - [Getting started should be easy.](https://capacities.io/raw/blog/new-onboarding.md): We completely redesigned our onboarding. - [New vs. existing features](https://capacities.io/raw/blog/new-vs-existing.md): How do you balance adding new features vs improving existing ones? - [Next-level discovery](https://capacities.io/raw/blog/next-level-discovery.md): Our plans on helping you discover insights from your notes - [Not all notes are created equal](https://capacities.io/raw/blog/not-all-notes-are-created-equal.md): We don't have to think in faceless pages, create notes that resembles your thinking instead. - [What offline-first means for you](https://capacities.io/raw/blog/offline-first-for-you.md): In our latest newsletters and posts, we talked a lot about our transition to making Capacities offline-first. - [Why we built the Readwise integration like this](https://capacities.io/raw/blog/our-readwise-integration-approach.md): Intentionality is at the core of everything we do. - [Our first redesign](https://capacities.io/raw/blog/redesign.md): User interfaces need to constantly evolve to reflect the product, its feeling and the vision. - [Sustainability at Capacities](https://capacities.io/raw/blog/sustainability-at-capacities.md): Knowledge work should not come at the planet's expense. - [Why we designed task management like this](https://capacities.io/raw/blog/task-management-philosophy.md): Tasks need to be simple and actionable. Here's our thinking behind it. - [Why we are as transparent as possible](https://capacities.io/raw/blog/transparency.md): We're very public about our roadmap, ideas, and plans. Here's why. - [What if Capacities was gone tomorrow?](https://capacities.io/raw/blog/what-if-capacities-was-gone-tomorrow.md): Here's what we can say about it. - [Why did we add an AI chat to Capacities, although ChatGPT already exists?](https://capacities.io/raw/blog/why-ai-chat.md): Here are some thoughts about why we decided to integrate an AI chat into Capacities. - [Why Beth decided to work at Capacities](https://capacities.io/raw/blog/why-capacities-beth.md): I'm Beth, I work in Content and Marketing at Capacities. Here's why I decided to join the team. - [Why Luca decided to work at Capacities](https://capacities.io/raw/blog/why-capacities-luca.md): Hi, my name is Luca, and I started working at Capacities as a Frontend Developer in February 2024. - [Why Luis decided to work at Capacities](https://capacities.io/raw/blog/why-capacities-luis.md): My name is Luis, and I joined Capacities in December 2024 as a Backend Developer. - [Why Réka decided to work at Capacities](https://capacities.io/raw/blog/why-capacities-reka.md): Hello! My name is Réka and I joined Capacities as Head of Marketing and Growth in November of 2024. - [Why we focus on individuals](https://capacities.io/raw/blog/why-individuals.md): We often receive questions about why we don't offer Capacities for teams. Let us explain. - [Why we are focusing on integrations](https://capacities.io/raw/blog/why-integrations.md): We recently launched the Capacities API in beta and introduced community integrations. - [Why we limit customization](https://capacities.io/raw/blog/why-limited-customization.md): Plugins, integrations, settings, and more. Why we don't offer everything. - [Why Capacities will become offline-first](https://capacities.io/raw/blog/why-offline-first.md): We recently committed to transforming Capacities into an offline-first application. - [Why the name "Capacities"](https://capacities.io/raw/blog/why-the-name-capacities.md): A short history of how Capacities got its name and what it means to us. - [Why we are introducing Pro+](https://capacities.io/raw/blog/why-we-are-introducing-pro-plus.md): The thinking behind Pro+, our AI add-on, why we are discontinuing bring your own key, and why MCP is the better replacement. - [Our YouTube Channel](https://capacities.io/raw/blog/youtube-channel.md): How we are developing our YouTube channel as part of our product strategy. ## Company How the team works and what it will not build. - [Roadmap](https://capacities.io/whats-next): What is being worked on next. - [Not on the roadmap](https://capacities.io/whats-not-next): Deliberate non-goals, including real-time collaboration. - [Changelog](https://capacities.io/whats-new): Release notes for every version. - [Principles](https://capacities.io/about/principles): The principles the product is built on. - [Team](https://capacities.io/about/team): Who builds Capacities. - [Facts](https://capacities.io/about/facts): What Capacities is, how it differs from other tools, the team, key facts, prices, platforms, API, and where data lives. - [Privacy policy](https://capacities.io/privacy-policy-en): What data is stored and where. ## Notes - Capacities is built for individuals. It has no real-time collaboration and none is planned. - Capacities is bootstrapped and made in Germany. Data is stored in the EU. - Comparison pages are written to be usable by someone who may end up choosing the other tool.