Open MobileUI vs TopicFlow
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Open MobileUI
This native mobile client allows you to connect to your self-hosted AI models via Open WebUI. Chat with your AI, manage conversations, and utilize features like web search and image generation, all while maintaining control over your data with no ads.
- Connect to self-hosted AI models
- Real-time streaming responses
- Edit and regenerate AI responses
- Attach photos, files, and web pages
- Voice mode for hands-free interaction
- Organize chats with folders and archives
- Export and share conversations
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Open MobileUI is an open-source, native iPhone client for Open WebUI. Connect to your self-hosted server and chat with your AI models on the go: local Ollama models, OpenAI-compatible APIs, or any LLM your Open WebUI admin has set up. Your server, your data. The app connects directly to the Open WebUI server you choose. We do not run any backend that receives, stores or processes your chats, and there are no ads. CONNECT THE WAY YOU HOST • Home lab, VPS or company server • Private networks and Tailscale, including plain HTTP addresses for local setups • Custom domains behind a reverse proxy such as Nginx, Caddy or Traefik • Encrypted HTTPS and WSS connections • Sign in with email and password, LDAP, SSO (OpenID Connect), Google, Microsoft or GitHub CHAT • Real-time streaming responses • Edit and regenerate responses • Switch between AI models in one tap • Attach photos, camera shots, files, web pages and knowledge bases • Web search, image generation and code interpreter when your server enables them • Rich rendering: Markdown, code highlighting, math formulas and source citations • Voice mode: talk to your assistant hands-free and hear the answers read aloud • Voice dictation for your messages • Temporary chats that are not saved ORGANIZE • Folders, pinned chats, search and archive • Share chats and export them BUILT FOR IPHONE • Native performance, smooth animations and gestures • Light, dark and system themes • Smart keyboard handling • Graceful handling of network interruptions • Available in English, German, Spanish, French, Portuguese, Russian, Chinese, Japanese and Romanian PERFECT FOR • Using your self-hosted AI assistant on the go • Privacy-conscious users who want full control over their data • Teams that need mobile access to their company AI assistant REQUIREMENTS Open MobileUI does not host models or provide an AI service. It connects to an Open WebUI server that you or your organization run. Available features depend on your server settings. OPEN SOURCE Open MobileUI is free and open source under the GPL-3.0 license. For support, issues and source code: https://github.com/RonasIT/open-webui-react-native Disclaimer: Open MobileUI is an independent, third-party application. It is not affiliated with the Open WebUI, Ollama or Tailscale projects.
TopicFlow
This app transforms AI conversations into structured, reusable notes, plans, and summaries. It allows users to branch discussions for focused follow-ups and capture key ideas before they are lost. Organize your AI-generated content locally and export it when ready.
- Transform AI chats into reusable notes
- Branch conversations for focused follow-ups
- Capture and organize key ideas
- Refocus AI discussions without re-prompting
- Export and share selected content
- Local topic history organization
- Connect own AI provider keys
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TopicFlow turns AI chats into reusable notes, plans, outlines, decisions, and summaries. Instead of leaving every AI conversation as one long thread, TopicFlow gives your thinking structure. Keep your main line clear, branch into focused follow-up chats, then bring the strongest results back into reusable work. What you can do with TopicFlow: - Capture ideas before they disappear from long chat threads. - Branch AI chats for questions, alternatives, research notes, and next steps. - Refocus a conversation without rewriting prompts from scratch. - Turn selected discussion into notes, plans, requirements, decision records, or summaries. - Organize topic history locally on your device. - Use TopicFlow subscription access for DeepSeek-powered AI inside the app. - Export and share only when you choose. - Back up to your own iCloud or Google Drive app data space when backup is enabled. TopicFlow is built for writers, founders, builders, students, and independent thinkers who want AI conversations to produce durable work instead of disposable chat history. Important: TopicFlow subscription access unlocks the app workflow and hosted DeepSeek-powered AI features. AI availability, quotas, fees, rate limits, output rules, and terms may still be governed by DeepSeek and app store purchase rules. Terms of Use (EULA): https://specaxe.com/terms
Screenshots
Verdict
The clearest difference is rating: TopicFlow at 5.0 against Open MobileUI's 3.5. TopicFlow also leads on device support (3 vs 1). Open MobileUI's advantage is in-app purchases (none vs 3) and ratings volume (28 vs 1). On price, update cadence, ads and iOS requirement 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. TopicFlow sells 3 in-app purchases, starting at $4.99 per month. Open MobileUI asks for nothing beyond the download.
TopicFlow holds the better App Store score, 5.0 against 3.5. That said, the two scores are not equally well evidenced: Open MobileUI has 28 ratings behind it against 1, so its average is the more settled of the two.
Open MobileUI ships an update weekly, TopicFlow every 9 days. The most recent releases landed on October 30, 2026 and October 31, 2026 respectively.
| Parameter | Open MobileUI | TopicFlow |
|---|---|---|
| Price | Free | Free |
| Rating | 3.5 (28 ratings) | 5.0 (1 ratings) — better |
| Positive reviews | 20.0% of reviews | — |
| Number of ratings | 28 — better | 1 |
| Update frequency | Weekly — better | Every 9 days |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free — better | Freemium |
| Devices | iPhone | iPhone, iPad, iPod — better |
| Requires iOS | 16.4 | 15.0 — better |
| Further details — not scored | ||
| Size | 64 MB | 67 MB |
| Age rating | 4+ | 4+ |
| Developer | Ronas IT OU | 亦君 潘 |
In-app purchases
Open MobileUI
No in-app purchases
TopicFlow
- TopicFlow Monthly Subscription$4.991 Month
- TopicFlow Yearly Subscription$29.991 Year
- TopicFlow Lifetime Access$69.99









