SiYuan vs Transbay
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.
Transbay
This app offers cloud-based security solutions for enterprises, aiming to provide a more efficient, simple, and secure office environment. It redefines traditional security product architecture for modern workplaces.
- Cloud-based security architecture
- Efficient office services
- Simple user experience
- Secure enterprise solutions
- Workspace security
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Eaglecloud Transbay overturns the traditional security product architecture, achieving cloud-based security, and provides enterprise users with more efficient, simple, and secure office services.
Screenshots
Verdict
The clearest difference is review sentiment: SiYuan at 68% against Transbay's 9%. SiYuan also leads on rating (4.0 vs 2.0) and update cadence (weekly vs every 3 weeks). Transbay's advantage is in-app purchases (none vs 2) and iOS requirement (14.0 vs 17.0). On price, ads and device support 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. Transbay asks for nothing beyond the download.
SiYuan holds the better App Store score, 4.0 against 2.0. That said, the two scores are not equally well evidenced: SiYuan has 29 ratings behind it against 4, so its average is the more settled of the two. Written reviews point the same way: 68% of SiYuan's written reviews are positive against 9% of Transbay's.
SiYuan ships an update weekly, Transbay every 3 weeks. The most recent releases landed on September 23, 2026 and September 14, 2026 respectively.
| Parameter | SiYuan | Transbay |
|---|---|---|
| Price | Free | Free |
| Rating | 4.0 (29 ratings) — better | 2.0 (4 ratings) |
| Positive reviews | 68.4% of reviews — better | 9.1% of reviews |
| Number of ratings | 29 — better | 4 |
| Update frequency | Weekly — better | Every 3 weeks |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | Free — better |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 17.0 | 14.0 — better |
| Further details — not scored | ||
| Size | 359 MB | 58 MB |
| Age rating | 17+ | 4+ |
| Developer | Yunnan Liandi Technology Co., Ltd. | 亿格云 |
Customer experience
SiYuan
Transbay
In-app purchases
SiYuan
- PRO Features$79.99
- Subscription$188.99
Transbay
No in-app purchases
