SiYuan vs AppFlowy
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
SiYuan
A privacy-focused personal knowledge management system that allows offline use and encrypted data synchronization. It combines blocks, outlines, and bidirectional links to help users organize and refine their thoughts.
- Privacy-first design
- Offline data storage
- End-to-end encrypted sync
- Block-based organization
- Outline structuring
- Bidirectional linking
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SiYuan is a privacy-first personal knowledge management system that supports complete offline use, as well as end-to-end encrypted data sync. Fuse blocks, outlines, and bidirectional links to refactor your thinking.
AppFlowy
This AI-powered workspace centralizes tasks, notes, and projects with flexible data visualization. Collaborate with teams, leverage AI for content generation and insights, and enjoy offline access and self-hosting for data control.
- AI-powered content generation and insights
- Organize data in tables, Kanban, and calendars
- Create rich documents with 20+ content types
- Team collaboration and knowledge base
- Offline support and self-hosting options
- Cross-device synchronization
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Bring projects, wikis, and teams together with AI AppFlowy is an AI collaborative workspace where you achieve more without losing control of your data. A centralized place for your tasks, notes, docs, and projects. Organize and visualize your data in tables, Kanban boards, calendars, and more. Transform the way you work with AppFlowy - Tasks & Projects: Break down complex projects into manageable tasks, create your own priority labels, status tags, and set due dates. Capture every details in a database and - visualize data in any way you want - Notes & Docs: Create beautiful, organized documents with to-dos, images, files, code block, math equation, and 20+ content types - Kanban Boards: Visualize your workflow with customizable boards, add checklists to track subtasks, and label and group tasks into different buckets - Calendar View: Stay on top of deadlines and milestones AI - Get answers. Ask AppFlowy AI questions about your content and get answers in seconds - Find inspiration. AppFlowy AI uses the most advanced AI models such as GPT-4 and Claude 3 Sonnet - Be more productive. Use AI to generate the first draft, write better, check spelling and grammar, translate, extract keywords and insight, etc Fast performance, native experience, and privacy-oriented - 100% Offline Support: Work anytime, anywhere—no internet required - Self-Hosting: Keep your data under your control with easy self-hosting options - Lightning-Fast: Experience the speed of native performance on all devices - AppFlowy is open source: Benefit from a transparent, community-driven development process Team collaboration Whether you're a startup disrupting the market, a marketing team planning your next campaign, or a software development team practicing agile methodologies, AppFlowy adapts to your needs. - Invite team members to collaborate in the same workspace - Build a centralized knowledge base for your team - Project Planning: Map out your strategy and track progress - Task Management: Keep everyone aligned and productive - Meeting Organization: Plan, conduct, and follow up on meetings effectively - Goal Setting: Define and monitor team and company objectives - Agile Sprints: Plan and execute sprints with ease - Document Collaboration: Create, edit, and share documents in real-time Stay in sync anywhere, anytime - Create on the Go: Add tasks, notes, and updates from anywhere - Cross-Device Sync: Seamlessly transition between desktop and mobile - Offline Mode: Access and edit your work without an internet connection - Reminders: Set custom alerts for important events and deadlines Download AppFlowy now and revolutionize the way you work!
Screenshots
Verdict
The clearest difference is in-app purchases: AppFlowy at none against SiYuan's 2. AppFlowy also leads on rating (4.2 vs 4.0) and review sentiment (78% vs 68%). On price, ratings volume, update cadence 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. SiYuan sells 2 one-off in-app purchases. AppFlowy asks for nothing beyond the download.
AppFlowy holds the better App Store score, 4.2 against 4.0. Both are backed by a comparable volume of ratings — 29 and 32 respectively. Written reviews point the same way: 68% of SiYuan's written reviews are positive against 78% of AppFlowy's.
SiYuan ships an update weekly, AppFlowy every 9 days. Both last shipped on September 23, 2026.
| Parameter | SiYuan | AppFlowy |
|---|---|---|
| Price | Free | Free |
| Rating | 4.0 (29 ratings) | 4.2 (32 ratings) — better |
| Positive reviews | 68.4% of reviews | 78.3% of reviews — better |
| Number of ratings | 29 | 32 — better |
| Update frequency | Weekly — better | Every 9 days |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | Free — better |
| Devices | iPhone, iPad — better | iPhone |
| Requires iOS | 17.0 | 16.0 — better |
| Further details — not scored | ||
| Size | 359 MB | 208 MB |
| Age rating | 17+ | 4+ |
| Developer | Yunnan Liandi Technology Co., Ltd. | AppFlowy |
Customer experience
SiYuan
AppFlowy
In-app purchases
SiYuan
- PRO Features$79.99
- Subscription$188.99
AppFlowy
No in-app purchases









