Comparison

Phyn vs Control4

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

Head to head
About

Phyn

Monitor your home's water usage, detect leaks with instant alerts, and run diagnostic checks to prevent costly damage. Get proactive warnings for freezing pipes and integrate with smart home devices for voice control.

Highlights
  • Real-time leak alerts
  • Plumbing diagnostic checks
  • Water usage tracking
  • Pre-freeze warnings
  • Smart home integration
  • Remote water shutoff (Phyn Plus)
Features
Read full description

Phyn lets you speak the language of water. From the free Phyn app you can understand how much water your family uses and where they are using it the most. Get alerted the minute a leak issue occurs and run diagnostic "Plumbing Checks" to proactively catch tiny leaks before they become big problems. PHYN SMART WATER ASSISTANT Leak alerts: SMS and push notifications alert you at the first sign of a possible issue. Take action by connecting to a HomeAdvisor plumber in minutes through the app. Plumbing Checks: Turn off your water at the main and run Phyn’s Plumbing Check feature. In minutes Phyn will detect pinhole leaks and poor seals in your water system. Water Use Plus: Track and view your water use daily and monthly to get ahead of your water costs, and see how your home compares to others. Over time, Phyn learns your system and communicates your water usage down to each fixture. See every water event in your home so you can teach Phyn about your water use. Pre-Freeze Warnings: Phyn’s patented pressure sensing sees the ice crystals forming in your pipes before they have a chance to freeze and burst, giving you precious time to take action and avoid damage. Smart Home Integrated: Use voice commands to learn about your water use. Phyn works seamlessly with Amazon Alexa and Google Assistant. And with IFTTT you can have Phyn trigger actions with other smart home devices. Manage multiple properties Monitor water use and receive leak alerts for up to 6 properties from one account in the Phyn app. PHYN PLUS SMART WATER ASSISTANT + SHUTOFF Auto and Remote Water Shutoff: After Phyn learns about your home’s water use, it can turn your water off automatically to prevent damage from leaks. You also have the choice to turn your water off yourself via the app, from anywhere. Leak alerts: Phyn constantly monitors your home for leaks and potentially harmful changes in pressure and temperature. As soon as an issue is detected, Phyn sends you SMS and push notifications to tell you what is happening and gives you the power to turn your water off to mitigate water damage. Water Use: Stay ahead of your water bill. Graph views of your monthly, daily and even hourly water use. Water Use Plus: Track and view your water use daily and monthly and see how your home compares to others. Phyn learns about your plumbing system and communicates your water usage to each fixture type (showers, sinks, toilets, etc…). See every water event in your home so you can teach Phyn about your water use. Plumbing Checks: Phyn automatically runs daily diagnostic checks to give you and your plumber insights into your plumbing so that you can ensure that your system is watertight. Smart Home Integrated: Use voice commands to learn about your water use and control your shutoff valve. Phyn works seamlessly with Amazon Alexa and Google Assistant. And with IFTTT you can have Phyn trigger actions with other smart home devices. Manage multiple properties: Monitor water use and receive leak alerts for up to 6 properties from one account in the Phyn app.

About

Control4

Manage your smart home devices like lighting, music, and security from a single, intuitive interface. Customize your home screen and create automated routines for seamless control. Integrates with Apple HomeKit for Siri voice commands.

Highlights
  • All-in-one home screen control
  • Customizable favorites and widgets
  • Automated routines and scenes
  • Multiroom entertainment management
  • Live camera views and security alerts
  • Apple HomeKit and Siri integration
Features
Read full description

Easily manage your smart home with a sleek, intuitive interface. Control lighting, shades, music, security, and more—all from one place. Customize your home screen and create personalized routines for quick, seamless access. Now with enhanced features, including Siri voice control through Apple HomeKit. Contact a Control4 integrator to experience Control4 X4 today. NOTE: Prior to using this app, your Control4 system must be updated to Control4 X4 or later. If you are unsure of the software version of our system, check with your Control4 Integrator or log into your Control4 account at control4.com. A Smarter, More Personalized Experience • All-in-One Home Screen – Your central hub for controlling your favorite devices. Manage lighting, motorized shades, music, video, thermostats, security, cameras, door locks, garage doors, and more. See real-time status updates, access favorite devices, and control everything with ease. • Customizable Favorites – Pin the devices and controls you use most for instant access. • Quick Actions & Widgets – Resize, reorder, and organize widgets for seamless control over lighting, security cameras, and more. Personalized to You • Routines & Scenes – Save time by automating your day with pre-set routines for the morning, evening, or any moment in between. • Timers & Schedules – Set outdoor lights to turn on at sunset, TVs to turn off at bedtime, or security to arm at a set time. • Multiroom Entertainment – Control music and video in every room from one app. Play your favorite streaming services or set TVs to turn on when you walk in. Easy Control, Inside and Out • Live Camera Views – Monitor security cameras in real time and receive instant alerts. • Apple HomeKit Integration – Control your space with Siri, Apple Widgets, and CarPlay.* apple store only • Smart Notifications – Stay informed with alerts for doorbell rings, motion sensors, or security events. With the Control4 App, your space works the way you want it to — simplifying your life with effortless control. Download today and experience personalized automation like never before! *HomeKit, Siri, CarPlay are trademarks of Apple Inc., registered in the U.S. and other countries and regions.

Screenshots

Phyn4 screens
Control44 screens

Verdict

The call

The clearest difference is rating: Phyn at 4.7 against Control4's 3.6. Phyn also leads on ratings volume (2.7K vs 70) and review sentiment (52% vs 39%). 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

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

Phyn holds the better App Store score, 4.7 against 3.6. That said, the two scores are not equally well evidenced: Phyn has 2.7K ratings behind it against 70, so its average is the more settled of the two. Written reviews point the same way: 52% of Phyn's written reviews are positive against 39% of Control4's.

UpkeepUpdate frequency

Phyn ships an update every 3 weeks, Control4 fortnightly. The most recent releases landed on September 28, 2026 and September 25, 2026 respectively.

Scorecard4 real differences · 6 level
Phyn versus Control4: the parameters behind the verdict, then further details
ParameterPhynControl4
PriceFreeFree
Rating4.7 (2.7K ratings) — better3.6 (70 ratings)
Positive reviews52.1% of reviews — better39.4% of reviews
Number of ratings2.7K — better70
Update frequencyEvery 3 weeksFortnightly — better
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPadiPhone, iPad, Apple Watch — better
Requires iOS16.0 — better18.0
Further details — not scored
Size142 MB252 MB
Age rating4+4+
DeveloperPHYN LLCSnap One, LLC

Customer experience

Phyn

All ratings2,660 ratings
Positive93.9%
Neutral1.8%
Negative4.3%
Written reviews167 reviews
Positive52.1%
Neutral12.0%
Negative35.9%

Control4

All ratings70 ratings
Positive60.0%
Neutral7.1%
Negative32.9%
Written reviews33 reviews
Positive39.4%
Neutral6.1%
Negative54.5%

Bugs and requests

Phyn

Reported bugs

4 issues
  • App freezes on splash screen
  • Inability to clear old notifications
  • Inconsistent water flow/pressure readings
  • Automatic water shutoff issues

Requested features

4 requests
  • Export water usage data
  • Customizable water usage alerts
  • Integration with smart home platforms
  • Improved pressure/temperature monitoring

Control4

Not enough reviews yet to summarise bugs or requests.

In-app purchases

None

Phyn

No in-app purchases

None

Control4

No in-app purchases

Questions

Is Phyn free?
Phyn is free to download, with no in-app purchases.
Is Control4 free?
Control4 is free to download, with no in-app purchases.
Which has better reviews, Phyn or Control4?
Phyn is rated higher. Phyn averages 4.7 out of 5 from 2.7K ratings, while Control4 averages 3.6 from 70 ratings.
Do Phyn or Control4 have ads?
Neither Phyn nor Control4 shows ads.
Which is updated more often, Phyn or Control4?
Phyn ships an update every 3 weeks, and Control4 fortnightly. Most recently, Phyn was updated on September 28, 2026 and Control4 on September 25, 2026.

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