SiYuan vs Moe Memos
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.
Moe Memos
Capture thoughts and ideas quickly with this app. It offers both local on-device storage and synchronization with a self-hosted server. Enjoy offline functionality, rich media support, and robust organization tools.
- Quick idea capture
- Local or self-hosted server sync
- Offline functionality
- Markdown support
- Save images, videos, and files
- Tagging and search organization
- Progress graph visualization
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Moe Memos is an app to help you capture thoughts and ideas. You can use Moe Memos with either a self-hosted Memos server or locally on your device. Features: - Write memos like tweeting to yourself - Use local on-device storage or sync with your own Memos server - Fully functional offline and automatically pushes data when back online - Extended Markdown support - Save images, videos, files and Journaling Suggestions - Organize and find memos with tags, pinning, and search - View your memo activity with a progress graph - Liquid Glass, Dark Mode, and Dynamic Type support - Home screen widget for revisiting past memos - Available on iPhone and iPad - Full privacy protection, no data collection Moe Memos is a third-party client for Memos and isn't affiliated with the open source project Memos.
Screenshots
Verdict
The clearest difference is update cadence: SiYuan at weekly against Moe Memos's every 2 months. On price, rating, review sentiment and ratings volume 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 and Moe Memos 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 — 4.0 for SiYuan against 4.1 for Moe Memos. Both are backed by a comparable volume of ratings — 29 and 43 respectively. Written reviews are what separate them: 68% of SiYuan's written reviews are positive against 72% of Moe Memos's.
SiYuan ships an update weekly, Moe Memos every 2 months. The most recent releases landed on September 23, 2026 and August 6, 2026 respectively.
| Parameter | SiYuan | Moe Memos |
|---|---|---|
| Price | Free | Free |
| Rating | 4.0 (29 ratings) | 4.1 (43 ratings) — better |
| Positive reviews | 68.4% of reviews | 71.9% of reviews — better |
| Number of ratings | 29 | 43 — better |
| Update frequency | Weekly — better | Every 2 months |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Devices | iPhone, iPad | iPhone, iPad |
| Requires iOS | 17.0 — better | 18.0 |
| Further details — not scored | ||
| Size | 359 MB | 29 MB |
| Age rating | 17+ | 4+ |
| Developer | Yunnan Liandi Technology Co., Ltd. | 宇霆 郭 |
Customer experience
SiYuan
Moe Memos
In-app purchases
SiYuan
- PRO Features$79.99
- Subscription$188.99
Moe Memos
- Buy me a coffee$4.99
