Comparison

OpenSprinkler vs Viewu

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

Head to head
About

OpenSprinkler

Control your OpenSprinkler irrigation system remotely. Monitor device status, modify watering schedules, and launch programs instantly. Features manual testing, multi-device support, and weather integration.

Highlights
  • Device status monitoring
  • Program modification
  • Instant program launch
  • Manual testing mode
  • Multi-device support
  • Weather and forecast integration
  • Log data visualization
Features
Read full description

The application allows you to automatically detect and control your OpenSprinkler irrigation system(s). OpenSprinkler is an open-source Internet web-based sprinkler timer / controller built upon the Arduino platform. Features of the app include: * Easy to understand device status * Quick program modification * Launch ad-hoc or defined programs instantly * Manual mode for convenient testing * Multi-device support * View visual representation of upcoming scheduled programs * View graphical and tabulated representation of log data * View current weather and forecast status for the device location * Change and disable rain delay * Multiple supported languages (Afrikaans, Amharic, Chinese, Czech, Dutch, French, German, Hebrew, Hungarian, Italian, Mongolian, Norwegian, Polish, Portuguese, Slovak, Slovenian, Spanish and more) This application requires you to own an OpenSprinkler that is properly connected to your network. For more information please visit https://opensprinkler.com. You can control your device from outside the local network with proper port forwarding and use of the WAN IP within the application or by using a VPN. For further assistance please visit the forums: https://forums.opensprinkler.com This is open source software: source code for this application can be found at https://github.com/OpenSprinkler/OpenSprinkler-App

About

Viewu

Monitor and manage your Frigate security system with this open-source iOS app. View live camera streams, review past events on an intuitive timeline, and receive customizable push notifications. It offers seamless integration with Frigate Video NVR for enhanced home or office security.

Highlights
  • Event timeline navigation
  • Live RTSP stream viewing
  • Customizable push notifications
  • Frigate NVR integration
  • Privacy-focused data handling
  • Community-driven development
Features
Read full description

Discover the ultimate way to monitor and manage your Frigate security with Viewu, the free, open-source iOS app that seamlessly integrates with Frigate Video. Whether you're keeping an eye on your home, office, or any other important location, Viewu offers robust features to keep you connected and informed. Key Features: - Event Timeline: Easily view and navigate through past events with an intuitive timeline. - Live RTSP Streams: Watch live camera feeds directly from your iOS device for real-time monitoring. - Customizable Notifications: Set up and control push notifications to stay alerted to specific events. - Frigate Integration: Support for Frigate versions 13, 14, 15, and 16 ensuring compatibility and smooth operation. - Privacy First: Your data is yours alone. Viewu does not collect or store any user information, ensuring your privacy is always protected. Viewu is designed with the community in mind. As a community-driven project, it evolves based on user feedback, ensuring it meets your needs and expectations. With its user-friendly interface and powerful features, Viewu makes security management accessible to everyone. Become a part of the Viewu community and help shape the future of the app. Your feedback and feature requests drive our development. Note - Viewu app only supports Frigate Video NVR and no others.

Screenshots

OpenSprinkler3 screens
Viewu4 screens

Verdict

The call

The clearest difference is rating: Viewu at 5.0 against OpenSprinkler's 3.9. Viewu also leads on update cadence (every 3 days vs every 2 months). OpenSprinkler's advantage is ratings volume (29 vs 7) and iOS requirement (15.0 vs 17.6). On price, review sentiment, 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

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

Viewu holds the better App Store score, 5.0 against 3.9. Both are backed by a comparable volume of ratings — 29 and 7 respectively. Written reviews point the same way: 65% of OpenSprinkler's written reviews are positive against 71% of Viewu's.

UpkeepUpdate frequency

OpenSprinkler ships an update every 2 months, Viewu every 3 days. The most recent releases landed on September 24, 2026 and September 21, 2026 respectively.

Scorecard4 real differences · 6 level
OpenSprinkler versus Viewu: the parameters behind the verdict, then further details
ParameterOpenSprinklerViewu
PriceFreeFree
Rating3.9 (29 ratings)5.0 (7 ratings) — better
Positive reviews64.8% of reviews70.6% of reviews — better
Number of ratings29 — better7
Update frequencyEvery 2 monthsEvery 3 days — better
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS15.0 — better17.6
Further details — not scored
Size6 MB63 MB
Age rating4+4+
DeveloperOpenThingsMatthew Ehrhart

Customer experience

OpenSprinkler

All ratings29 ratings
Positive72.4%
Neutral10.3%
Negative17.2%
Written reviews54 reviews
Positive64.8%
Neutral13.0%
Negative22.2%

Viewu

All ratings7 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews17 reviews
Positive70.6%
Neutral0.0%
Negative29.4%

In-app purchases

None

OpenSprinkler

No in-app purchases

None

Viewu

No in-app purchases

Questions

Is OpenSprinkler free?
OpenSprinkler is free to download, with no in-app purchases.
Is Viewu free?
Viewu is free to download, with no in-app purchases.
Which has better reviews, OpenSprinkler or Viewu?
Viewu is rated higher. OpenSprinkler averages 3.9 out of 5 from 29 ratings, while Viewu averages 5.0 from 7 ratings.
Do OpenSprinkler or Viewu have ads?
Neither OpenSprinkler nor Viewu shows ads.
Which is updated more often, OpenSprinkler or Viewu?
OpenSprinkler ships an update every 2 months, and Viewu every 3 days. Most recently, OpenSprinkler was updated on September 24, 2026 and Viewu on September 21, 2026.

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