Comparison

Vikunja Client vs Open MobileUI

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Vikunja Client

Manage tasks and projects with this native iOS app for the open-source todo platform. Organize your life, collaborate with teams, and stay on top of deadlines with intuitive features and cloud synchronization. Requires a Vikunja server.

Highlights
  • Task management
  • Lists and projects
  • Due dates and reminders
  • Labels and categories
  • Team collaboration
  • Cloud synchronization
  • Offline capabilities
Features
Read full description

Vikunja Client is an unofficial client for Vikunja, made for your own server. Manage your tasks and projects seamlessly on iPhone and iPad. Vikunja iOS brings the power of the popular open-source to-do platform straight to your iPhone. Organize your life, manage projects, and collaborate with your team — all in an elegant, native iOS app. KEY FEATURES: • Task Management – create, edit, and organize tasks with an intuitive interface • Lists & Projects – structure your work into clear lists and complex projects • Due Dates & Reminders – set deadlines and get notified in time • Recurring Tasks – daily, weekly, monthly, yearly, or custom repeats • Priorities & Sorting – focus on what matters with priorities and flexible sorting • Team Collaboration – share lists and projects with colleagues and friends • Cloud Sync – seamless synchronization with your own Vikunja server • Offline Support – keep working even without an internet connection, with automatic sync when you're back online • Dark Mode – full support for light and dark appearances PRIVACY & SECURITY: Your data belongs to you. All information is stored securely on your own Vikunja server. The app collects no personal data, uses no tracking, and fully respects your privacy. A NATIVE iOS EXPERIENCE: • Optimized for iPhone and iOS • Fast performance and fluid animations • Local reminders to keep you on track • Haptic feedback for a natural feel • Biometric app lock (Face ID / Touch ID) VIKUNJA SERVER REQUIRED: IMPORTANT: This app requires a working Vikunja server. You need access to a Vikunja instance (self-hosted or via a provider). Don't have a Vikunja server yet? • Visit vikunja.io for setup information • Use one of the available hosting providers • Install Vikunja on your own server

About

Open MobileUI

Access your self-hosted AI assistant on mobile with a smooth, modern, and privacy-focused client. Enjoy native performance, smart synchronization, and a mobile-first interface for productivity on the go.

Highlights
  • Native performance
  • Mobile-first interface
  • Automatic synchronization
  • Image uploads and file attachments
  • System-aware dark mode
  • Secure credential storage
Features
Read full description

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.

Screenshots

Vikunja Client4 screens
Open MobileUI4 screens

Verdict

The call

The clearest difference is review sentiment: Vikunja Client at 83% against Open MobileUI's 20%. Vikunja Client also leads on rating (4.1 vs 3.5). Open MobileUI's advantage is update cadence (weekly vs monthly) and ratings volume (28 vs 8). On price, ads, in-app purchases and monetization model 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

Vikunja Client holds the better App Store score, 4.1 against 3.5. Both are backed by a comparable volume of ratings — 8 and 28 respectively. Written reviews point the same way: 83% of Vikunja Client's written reviews are positive against 20% of Open MobileUI's.

UpkeepUpdate frequency

Vikunja Client ships an update monthly, Open MobileUI weekly. Both last shipped on October 30, 2026.

Scorecard5 real differences · 5 level
Vikunja Client versus Open MobileUI: the parameters behind the verdict, then further details
ParameterVikunja ClientOpen MobileUI
PriceFreeFree
Rating4.1 (8 ratings) — better3.5 (28 ratings)
Positive reviews83.3% of reviews — better20.0% of reviews
Number of ratings828 — better
Update frequencyMonthlyWeekly — better
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhoneiPhone
Requires iOS18.016.4 — better
Further details — not scored
Size5 MB64 MB
Age rating4+4+
DeveloperNoel MayrRonas IT OU

Customer experience

Vikunja Client

All ratings8 ratings
Positive87.5%
Neutral0.0%
Negative12.5%
Written reviews6 reviews
Positive83.3%
Neutral0.0%
Negative16.7%

Open MobileUI

All ratings28 ratings
Positive57.1%
Neutral3.6%
Negative39.3%
Written reviews10 reviews
Positive20.0%
Neutral0.0%
Negative80.0%

In-app purchases

None

Vikunja Client

No in-app purchases

None

Open MobileUI

No in-app purchases

Questions

Is Vikunja Client free?
Vikunja Client is free to download, with no in-app purchases.
Is Open MobileUI free?
Open MobileUI is free to download, with no in-app purchases.
Which has better reviews, Vikunja Client or Open MobileUI?
Vikunja Client is rated higher. Vikunja Client averages 4.1 out of 5 from 8 ratings, while Open MobileUI averages 3.5 from 28 ratings.
Do Vikunja Client or Open MobileUI have ads?
Neither Vikunja Client nor Open MobileUI shows ads.
Which is updated more often, Vikunja Client or Open MobileUI?
Vikunja Client ships an update monthly, and Open MobileUI weekly. Most recently, Vikunja Client was updated on October 30, 2026 and Open MobileUI on October 30, 2026.

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