Chaos | Capture vs Ki
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Chaos | Capture
Capture and organize your thoughts with AI assistance. This app uses intelligent agents to tag topics, categorize information, and connect ideas, helping you understand your thinking patterns. It resurfaces relevant past thoughts precisely when you need them.
- AI-powered thought capture
- Automatic tagging and categorization
- Intelligent idea connection
- Resurfaces past thoughts
- Understanding thinking patterns
Read full descriptionHide full description
Capture your thoughts before they are lost forever, and let AI capture and enrich them, connecting dots that you missed and resurfacing old thoughts exactly when you need them. Everything is kept organized using AI agents that tag topics and provide classification and categorization data to help you better understand your mind and thinking patterns https://www.chaosintelligenceinc.com/terms-of-service
Ki
Capture, organize, and connect all your learning in one place. This app allows you to save notes, links, code snippets, and ideas, then link them together to build a web of knowledge. Find anything fast with full-text search and visual knowledge graphs.
- Capture notes, links, quotes, code snippets, and ideas
- Organize with color-coded tags and custom topics
- Connect notes with bidirectional linking
- Visualize knowledge with interactive graphs
- Full-text search and saved searches
- Quick capture via floating button and widgets
- Review workflow for managing notes
Read full descriptionHide full description
Ki-note is your personal knowledge base. Capture, organize, and connect everything you learn — all in one place. CAPTURE EVERYTHING • Notes, links, quotes, code snippets, ideas, and references • Quick capture with a floating + button from anywhere in the app • Save source URLs and titles for web content. You can share links from Safari to Ki-note! • Tag code snippets with their programming language (Swift, Python, JavaScript, TypeScript, Go, Rust) • You can insert notes, text, links, into Ki-notes using the Share functionality • You can insert notes using voice in the Control Center widget or using a shortcut with Siri ORGANIZE YOUR WAY • Tags — color-coded labels to categorize your notes • Topics — group related notes under a single theme with custom icons • Smart Collections — automatic filters like Inbox, Favorites, Reading Queue, Unreviewed, Quotes, Ideas, Links, Untagged, and Unlinked • Configurable Quick Access dashboard on the home screen • Pin, favorite, and archive notes • Review workflow — track notes from Inbox → Unreviewed → Reviewing → Reviewed CONNECT YOUR KNOWLEDGE • Link notes together to build a web of ideas • Bidirectional linking — see which notes link to and from each note • Interactive Knowledge Graph — visualize all your notes and their connections • Customizable graph settings for colors, forces, and display options FIND ANYTHING FAST • Full-text search across all notes • Save frequently used searches for quick access • Browse by tags and topics • Filter by note type, status, or collection BUILT FOR YOU • 100% free — no ads, no subscriptions, all features unlocked • Local-first — your data stays on your device with SwiftData • Localized in 6 languages: English, Spanish, French, German, Italian, and Portuguese • Light and dark mode with customizable themes • Optional one-time tip to support development Ki-note is designed for students, researchers, developers, writers, and anyone who wants to build a personal knowledge base that grows with them.
Screenshots
Verdict
The clearest difference is monetization model: Ki at free against Chaos | Capture's free with in-app purchases. Ki also leads on update cadence (every 2 days vs weekly). Chaos | Capture's advantage is iOS requirement (15.1 vs 18.6). On price, rating, ratings volume and ads 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
Both are free to download. Chaos | Capture sells 3 in-app purchases, starting at $3.99 per 7 days and Ki sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.
On the App Store both sit at effectively the same score — 5.0 for Chaos | Capture against 5.0 for Ki. Both are backed by a comparable volume of ratings — 1 and 2 respectively.
Chaos | Capture ships an update weekly, Ki every 2 days. The most recent releases landed on October 16, 2026 and October 18, 2026 respectively.
| Parameter | Chaos | Capture | Ki |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) | 5.0 (2 ratings) |
| Positive reviews | — | 100.0% of reviews |
| Number of ratings | 1 | 2 — better |
| Update frequency | Weekly | Every 2 days — better |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | Free — better |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 15.1 — better | 18.6 |
| Further details — not scored | ||
| Size | 109 MB | 4 MB |
| Age rating | 9+ | 4+ |
| Developer | Chaos Intelligence LLC | Juan Casanueva |
Customer experience
Chaos | Capture
Ki
In-app purchases
Chaos | Capture
- Weekly Plan$3.997 Days
- Monthly Plan$12.991 Month
- Yearly Plan$99.991 Year
Ki
- Buy me a coffee$0.99









