Obsidian vs UCT Chat
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Obsidian
Organize your thoughts and ideas with a powerful knowledge base that utilizes local Markdown files. This app acts as your personal second brain, accessible on your mobile device for seamless note-taking and idea connection.
- Local Markdown file storage
- Customizable toolbar
- Graph view for connections
- Community plugins
- Themes
- iCloud sync
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Obsidian is a powerful knowledge base that works on top of a local folder of plain text Markdown files. It is a second brain, for you, forever. Now available on the go for iOS! Features include: - Customizable toolbar - Pull down quick actions - Graph view - Community plugins - Themes - Sidebar pinning for tablet - iCloud vaults
UCT Chat
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UCT Chat is a secure messaging and collaboration platform that helps individuals and organizations communicate through chat, voice and video calls, meetings, and file sharing. Stay connected with teammates, colleagues, friends, or other contacts through real-time conversations and collaboration tools designed for everyday communication. Whether you're discussing projects, sharing files, coordinating activities, or joining meetings, UCT Chat provides a simple and secure communication experience across devices. Key Features • Secure messaging for one-to-one and group conversations • Voice and video calling for real-time communication • Online meetings and collaboration tools • File and document sharing within chats • Cross-device access to conversations and files • Fast and reliable communication for individuals and organizations • Designed for personal, professional, educational, and organizational use Getting Started Anyone can create a UCT account and start using UCT Chat. No invitation, referral, employment, or organizational affiliation is required. UCT Chat helps people communicate, collaborate, and stay connected from anywhere.
Screenshots
Verdict
The clearest difference is chart position: Obsidian at #129 against UCT Chat's unranked. Obsidian also leads on iOS requirement (15.6 vs 18.5). On price, update cadence, ads and in-app purchases 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. Neither carries in-app purchases, so what you see is what you pay.
Obsidian ships an update every 3 weeks, UCT Chat fortnightly. The most recent releases landed on September 27, 2026 and September 24, 2026 respectively.
| Parameter | Obsidian | UCT Chat |
|---|---|---|
| Price | Free | Free |
| Rating | 4.5 (2.7K ratings) — better | — |
| Positive reviews | 62.1% of reviews | — |
| Number of ratings | 2.7K — better | — |
| Update frequency | Every 3 weeks | Fortnightly — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Best chart rank | #129 — better | — |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 15.6 — better | 18.5 |
| Further details — not scored | ||
| Size | 38 MB | 226 MB |
| Age rating | 4+ | 4+ |
| Developer | Dynalist Inc. | Bangladesh Computer Council - Certifying Authority (BCC-CA) |
Bugs and requests
Obsidian
Reported bugs
3 issues- Sync issues leading to data loss
- Freezing and crashing on mobile devices
- Editing bugs and text input issues
Requested features
5 requests- Improved sorting and organization options
- WYSIWYG editing on mobile
- Better integration with other cloud storage services
- More intuitive onboarding process for new users
- Native mobile widgets and share sheet integration
UCT Chat
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Obsidian
No in-app purchases
UCT Chat
No in-app purchases









