AFFiNE vs Kept Notes
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
AFFiNE
This app combines an infinite whiteboard with notes, documents, and tasks, enhanced by AI. Effortlessly convert visual ideas into text and manage all your projects in one unified workspace. It's designed for visual thinkers and teams to streamline workflows and organize information effectively.
- Infinite whiteboard for visual brainstorming
- Convert sketches to organized notes/documents
- All-in-one project, task, and document management
- AI assistance for writing, summarizing, and answering
- Real-time collaboration on docs and whiteboards
- Cross-device synchronization
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AFFiNE is an open-source, local-first workspace for notes, docs, whiteboards, tasks, knowledge bases, Markdown, and AI. Built in public and trusted by a global open-source community with around 70K GitHub stars and more than 7 million downloads, AFFiNE gives you one place to write, draw, plan, organize knowledge, and keep control of your work. Whether you're capturing personal ideas, organizing class notes, planning a project with a team, building a second brain, or mapping a complex workflow, AFFiNE helps you move from scattered thoughts to structured work without switching between separate note, whiteboard, and task apps. WHY AFFiNE? OPEN-SOURCE AND LOCAL-FIRST AFFiNE started as an open-source project and continues to focus on transparent, user-owned knowledge work. - Work with a product built around openness and data control - Use local-first workflows for personal knowledge and project planning - Choose AFFiNE Cloud or self-hosted workflows for your workspace - Keep Markdown and portability at the center of your writing system NOTES & DOCS Write everything from quick notes to long-form documents. - Capture ideas, journals, meeting notes, class notes, and project plans - Structure information with flexible blocks and connected pages - Use Markdown for clear, portable writing - Turn rough thoughts into organized documents with AI WHITEBOARDS & VISUAL THINKING Switch from structured documents to an infinite canvas whenever ideas need space. - Create mind maps, diagrams, visual notes, and brainstorming boards - Plan product ideas, research flows, study maps, or team workflows - Connect visual thinking with written notes instead of keeping them in separate tools TASKS & PROJECTS Bring planning and execution into the same workspace. - Track to-dos, project notes, decisions, and next steps - Keep tasks close to the documents and whiteboards that explain the work - Organize personal workflows, student projects, creator work, and team planning AI FOR KNOWLEDGE WORK Use AI to help you write, summarize, and structure ideas. - Draft notes and documents faster - Summarize messy information into clearer outlines - Turn brainstorming into structured next steps - Use AI inside the workspace where your context already lives FOR PERSONAL USE AFFiNE works for notes, journals, study planning, research, reading lists, personal knowledge management, and second-brain workflows. FOR TEAMS AND SELF-HOSTED WORKFLOWS Use AFFiNE for shared project knowledge, planning, docs, visual collaboration, and self-hosted workspace needs. SYNC ACROSS DEVICES Keep working across iPhone, iPad, desktop, and web. Start with a thought on mobile, expand it on a canvas, and turn it into organized knowledge when you're back at your desk. AFFiNE is for people who want the flexibility of documents, the freedom of a whiteboard, the structure of tasks, and the trust of open-source software in one workspace. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Kept Notes
Capture thoughts, create checklists, and manage files with a private, self-hosted notes app. Enjoy smart capture powered by local AI and organize with labels and reminders. Your data stays yours.
- Self-hosted data control
- Apple Intelligence-powered Smart Capture
- Create text, image, and drawing notes
- Organize with labels and colors
- Set reminders
- Import/Export notes
- File attachments
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Kept Notes is a fast, friendly notes app for people who want simple capture without giving up control of their data. Apple Intelligence-powered Smart Capture: Using natural language you can entirely manage your notes - create, update, share, label, archive, and trash notes while keeping AI processing local and private on supported devices. Jot down a thought, make a checklist, save a link, attach a file, add an image, sketch a quick doodle, or set a reminder — all in a clean, colorful notes experience designed to stay out of your way. Kept is built around the idea that your notes should belong to you. Connect to your own Kept instance and keep your notes, uploads, reminders, labels, and settings on infrastructure you control. What you can do with Kept: • Create text notes, checklists, image notes, drawings, and file attachments • Pin important notes so they stay at the top • Organize with labels, colors, and background images • Save links and generate rich link previews • Attach PDFs, documents, ZIP files, and other useful files • Set reminders for things you do not want to forget • Search quickly and filter by note type, label, or date • Share notes with other users on your instance • Import notes from Google Takeout • Export your notes when you need a copy • Use backups to protect your data Kept is designed to feel lightweight and familiar: open it, capture the thing, move on. No clutter. No heavy project-management system pretending to be a notes app. Just quick notes, visual organization, and ownership. Important: Kept can be used entirely independently, however, for features like note sharing, collaboration, web access, access across devices, and server integrations you will still require a Kept server. You can self-host a Kept server by following the setup instructions are available at www.keepitkept.xyz.
Screenshots
Verdict
The clearest difference is price: AFFiNE at Free against Kept Notes's $3.99. AFFiNE also leads on ratings volume (36 vs 1). Kept Notes's advantage is rating (5.0 vs 4.3) and in-app purchases (none vs 3). On device support and iOS requirement there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
AFFiNE is free to download; Kept Notes costs $3.99 up front. AFFiNE sells 3 in-app purchases, starting at $7.99 per month. Kept Notes asks for nothing beyond the download.
Kept Notes holds the better App Store score, 5.0 against 4.3. That said, the two scores are not equally well evidenced: AFFiNE has 36 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 42% of AFFiNE's written reviews are positive against 75% of Kept Notes's.
AFFiNE ships an update every 3 weeks, Kept Notes every 4 days. The most recent releases landed on October 24, 2026 and October 31, 2026 respectively.
| Parameter | AFFiNE | Kept Notes |
|---|---|---|
| Price | Free — better | $3.99 |
| Rating | 4.3 (36 ratings) | 5.0 (1 ratings) — better |
| Positive reviews | 42.3% of reviews | 75.0% of reviews — better |
| Number of ratings | 36 — better | 1 |
| Update frequency | Every 3 weeks | Every 4 days — better |
| Ads | Yes | No — better |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases — better | Paid |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 16.5 | 15.0 — better |
| Further details — not scored | ||
| Size | 239 MB | 10 MB |
| Age rating | 4+ | 4+ |
| Developer | ToEverything | Eric Gillis |
Customer experience
AFFiNE
Kept Notes
In-app purchases
AFFiNE
- AFFiNE Pro Monthly$7.991 Month
- AFFiNE Pro Yearly$81.001 Year
- AFFiNE AI Yearly$106.991 Year
Kept Notes
No in-app purchases









