Data month 2026-09
Best AI Notes & Knowledge Apps
As of September 2026, AlphaMoat tracks 38 AI mobile apps tagged AI Notes & Knowledge. The most downloaded is Notion (1.7M downloads in 30 days). Ranked by 30-day worldwide downloads, updated monthly.
| # | App | Publisher | 30d Downloads |
|---|---|---|---|
| 1 |  Manage knowledge, tasks, meeting notes, and team projects in one unified workspace. | Notion Labs | 1.7M |
| 2 |  Capture notes, whiteboards and PDFs, then let AI summarize and organize them. | Goodnotes | 1.1M |
| 3 |  Captures meetings and calls into transcripts, summaries, and searchable notes. | Plaud | 315.8K |
| 4 |  Write notes as plain Markdown files and link them into a personal knowledge base. | Dynalist | 251.4K |
| 5 |  An intelligent workbench blending knowledge base, notes, audio transcription, and content generation. | Tencent | 173.0K |
| 6 |  Turn notes, lecture videos, and documents into personalized study materials. | Knowt | 149.5K |
| 7 |  Obsidian turns a local folder of plain-text Markdown files into a linked knowledge base, with graph view, community plugins and themes on Android. | Dynalist | 144.8K |
| 8 |  A digital note tool with handwriting recognition, infinite canvas, and PDF annotation. | MyScript | 134.7K |
| 9 |  Offers a personal companion and thinking space that remembers and gives honest feedback. | Prospinity | 100.0K |
| 10 |  An AI study helper that turns recordings into notes and quizzes. | Quizlet | 85.5K |
| 11 |  A personal knowledge tool that automatically organizes multi-format records and turns them into publishable content. | luojilab | 79.3K |
| 12 |  Transcribes recordings in real time and automatically produces notes, summaries, and knowledge Q&A. | 秀御 | 71.1K |
| 13 |  Turns handwritten notes and study files into summaries, flashcards, and quizzes. | Shaguf | 69.6K |
| 14 |  Turn study materials into AI notes, mind maps, flashcards and quizzes | Thetawave AI | 69.1K |
| 15 |  Capture notes, clips, scans, and recordings in one synced knowledge base. | Beijing Yinxiang Biji Technologies | 68.7K |
| 16 |  Build mind maps from text, images, audio, and notes, with AI writing assistance. | Edraw Software | 66.0K |
| 17 |  Gather recordings, documents, and web pages into structured knowledge. | Tuling Network | 53.1K |
| 18 |  Organizes various types of content into summaries, notes, and visual mind maps. | WangxuTech | 42.6K |
| 19 |  An AI app that transcribes recordings and automatically organizes them into notes | AI Music AI Video Generator, AI Chat AI Girlfriend | 41.6K |
| 20 |  An AI note app that turns speech to text and polishes it smartly. | Letterly | 39.3K |
| 21 |  AI PDF tool for Q&A, scanning and collaboration. | WangxuTech | 38.4K |
| 22 |  Capture podcast highlights and retain knowledge with transcripts, summaries, and chapters. | Snipd | 34.6K |
| 23 |  A study platform that turns course materials into summaries, quizzes, and tutoring. | 주식회사 싱귤래러티 | 33.0K |
| 24 |  Transcribe meetings and lectures, then turn them into notes, summaries and slides. | Sota Labs Technology Joint Stock Company | 32.1K |
| 25 |  An AI voice-notes app that transcribes ideas and turns notes into action. | RoundRedDot | 31.9K |
| 26 |  Unifies documents, knowledge, tasks, and smart Q&A in one space. | Craft Docs | 20.0K |
| 27 |  Combines journaling and conversation to support personal growth and relationships. | Athena AI Ventures | 20.0K |
| 28 |  Records meetings and calls and produces transcripts, summaries, and to-dos. | Mohrer Associates | 19.0K |
| 29 |  A self-care tool combining mood tracking with guided journaling. | Kodeon | 18.5K |
| 30 |  A smart assistant blending Q&A, vehicle control, research, chat, and creation. | Beijing Chelixing Information Technology | 18.2K |
| 31 |  Connect smart recording devices and sync organized recording files. | 讯飞极智 | 17.4K |
| 32 |  A single entry point for smart creation, search, and daily-task tools. | Dastyar | 17.2K |
| 33 |  Manages your reading library and reinforces content with smart Q&A, summaries, and cards. | Alexander Gerrese | 14.5K |
| 34 |  Capture ideas as quick memos and review them by tag. | Shanghai Xiandi Network Technology | 14.1K |
| 35 |  A smart study assistant that turns learning materials into flashcards, quizzes, and summaries. | Studyfi | 13.0K |
| 36 |  A private space to save and rediscover everything worth keeping. | mymind | 7.1K |
| 37 |  Fabric is an AI workspace that unifies notes, files, recordings, and search into a searchable second brain. | WFHLAND | 7.1K |
| 38 |  Turn podcasts into AI summaries, transcripts and notes | PODWISE | 7.1K |
Related tags
FAQ
AI Notes & Knowledge apps: which ranks #1?
In September 2026, Notion (1.7M downloads in 30 days) ranks #1 by 30-day worldwide downloads, followed by Goodnotes (1.1M downloads in 30 days) and Plaud (315.8K downloads in 30 days).
AI Notes & Knowledge apps: what are the top 10?
Ranked by 30-day worldwide downloads, the top 10 are: 1. Notion, 2. Goodnotes, 3. Plaud, 4. Obsidian, 5. ima, 6. Knowt, 7. Obsidian, 8. MyScript Notes, 9. Daimon, 10. Coconote.
AI Notes & Knowledge apps: which is growing fastest?
Among the top 20 by 30-day worldwide downloads, Bites grew fastest month over month (+0.8%); ima declined the most (-39.1%).
How many AI Notes & Knowledge apps does AlphaMoat track, and where does the data come from?
AlphaMoat tracks 38 AI Notes & Knowledge apps, ranked by 30-day worldwide downloads. Downloads are AppMagic estimates of 30-day worldwide downloads. Updated monthly; the current data is for September 2026.
Category listings rank AI mobile apps by 30-day worldwide downloads (AppMagic estimates). See methodology.