Comparison

Sub vs Control4 for OS 3

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

Head to head
About

Sub

This app enhances your kitchen experience by guiding you through recipes from websites and a curated collection. It allows remote control and monitoring of Sub-Zero refrigeration, Cove dishwashing, and Wolf appliances, ensuring optimal performance and convenience.

Highlights
  • Guided cooking from online recipes
  • Chef-tested recipes optimized for Wolf appliances
  • Remote dishwasher control and monitoring
  • Refrigerator settings and alerts
  • Filter recipes by cooking mode
  • Bookmark and share recipes
Features
Read full description

Elevate your kitchen experience with the Sub-Zero Group Owner’s App. Connect your Wi-Fi-enabled appliances and enjoy greater control, personalized cooking, and now, integrated wine inventory management. • Build and manage your wine collection • Scan bottles to quickly add wines to your inventory • Track where each bottle is stored across locations • Organize your collection with filters, groups, and tags • View inventory history as wines are enjoyed over time • Enjoy a guided cooking experience with recipes tailored to your appliances • Set timers and view oven status directly from recipe steps • Monitor and control your appliances from anywhere • Receive notifications for appliance status, maintenance, and more The app also gives you powerful control over your Sub-Zero refrigeration and Cove dishwashing appliances. Start your dishwasher remotely, monitor cycles, and manage supplies Wine Inventory transforms a traditionally manual task into a simple, intuitive experience. Manage your collection, understand where your wines are stored, and stay connected to your kitchen in one place. Download now and get more from every Sub-Zero, Wolf, and Cove appliance.

About

Control4 for OS 3

Transform your iPhone or iPad into a personal interface for your smart home. Control all connected devices, including lights, thermostats, security, and media, with a redesigned, personalized experience. Requires a Control4 Smart Home OS 3 system.

Highlights
  • Personalized user interface
  • Control lights, thermostats, security
  • Manage music and video
  • Access favorites and room-specific settings
  • Intuitive volume control
  • Customizable room wallpapers
Features
Read full description

This Control4 app is specifically designed to be used with Control4 Smart Homes running OS 3. It turns your iPhone or iPad into your personal user interface to control all your smart home devices. ------------ NOTE: Prior to using this app, your Control4 system must be updated to Control4 Smart Home OS 3 or later. If you are unsure of the software version on your system, check with your Control4 Dealer or login to your Control4 account at control4.com. ------------ Smart Home OS 3 was thoughtfully redesigned to make it more personal and the smart home OS of choice for families. It enables you to check on the status and control your entire smart home including music, video, lights, thermostats, security system, cameras, door locks, garage doors, pools, and much more. New features in OS 3 • Favorites give you fast access to the devices and sources that you use most • Quickly personalize the interface right from the app • Each room can have its own favorites for fast access to the things you use most • Hide icons that are less important, but easily access them through the room menu • Swipe between favorite rooms to quickly navigate around the home • Filtering lets you see all lights, locks and shades, or just those that are on, unlocked or open • All-new Active Media Bar shows what’s currently playing and gives you fast control of media • Easily adjust volume through a new, intuitive volume slider control • Background wallpapers for each room can now be easily changed right from the app Visit Control4.com to learn more, find a showroom near you, or find a independent professional integrator.

Screenshots

Sub4 screens
Control4 for OS 34 screens

Verdict

The call

The clearest difference is rating: Sub at 4.4 against Control4 for OS 3's 3.0. Sub also leads on iOS requirement (15.5 vs 18.0). Control4 for OS 3's advantage is update cadence (fortnightly vs every 5 weeks) and monetization model (free vs ad-supported). On price, review sentiment, ratings volume and ads 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

Sub holds the better App Store score, 4.4 against 3.0. Both are backed by a comparable volume of ratings — 778 and 576 respectively. Written reviews complicate that: 15% of Sub's written reviews are positive against 22% of Control4 for OS 3's, so the app with the better star average is not the one people write more warmly about.

UpkeepUpdate frequency

Sub ships an update every 5 weeks, Control4 for OS 3 fortnightly. Both last shipped on October 21, 2026.

Scorecard4 real differences · 6 level
Sub versus Control4 for OS 3: the parameters behind the verdict, then further details
ParameterSubControl4 for OS 3
PriceFreeFree
Rating4.4 (778 ratings) — better3.0 (576 ratings)
Positive reviews14.7% of reviews21.9% of reviews — better
Number of ratings778 — better576
Update frequencyEvery 5 weeksFortnightly — better
AdsNoNo
In-app purchasesNoNo
MonetizationAd-supportedFree — better
DevicesiPhone, iPad, iPodiPhone, iPad, Apple Watch
Requires iOS15.5 — better18.0
Further details — not scored
Size69 MB207 MB
Age rating4+4+
DeveloperSub-Zero and WolfSnap One, LLC

Customer experience

Sub

All ratings778 ratings
Positive85.1%
Neutral3.0%
Negative12.0%
Written reviews177 reviews
Positive14.7%
Neutral8.5%
Negative76.8%

Control4 for OS 3

All ratings573 ratings
Positive46.4%
Neutral7.7%
Negative45.9%
Written reviews274 reviews
Positive21.9%
Neutral7.7%
Negative70.4%

User reviews

Sub

From 778 App Store ratings

What we love

  • 🚀 Responsive and intuitive app
  • 👍 Helpful notifications and alerts
  • 🔒 Secure connection to appliances

Room to improve

  • 🐛 Frequent connection issues and disconnects
  • 🔍 Lack of actual temperature monitoring
  • 🤔 Confusing setup and pairing process
  • 🔍 Missing key features like remote start

Control4 for OS 3

From 576 App Store ratings

What we love

  • 🚀 Responsive and fast
  • 🌟 Elegant and modern UI
  • 🔒 Robust security features
  • 👍 Customizable and personalized
  • 🎨 Improved visual design

Room to improve

  • 🐛 Frequent crashes and bugs
  • ⏱️ Slow load times and reconnections
  • 🔌 Unreliable connectivity
  • 🤖 Lacking integration with smart home platforms
  • 💰 Expensive and costly to maintain

Bugs and requests

Sub

Reported bugs

4 issues
  • App crashes after recent updates
  • Unable to log in or register account
  • Appliances disappear from the app
  • Firmware update failures brick appliances

Requested features

3 requests
  • Add support for Celsius temperature units
  • Provide real-time temperature and energy consumption data
  • Integrate with smart home platforms like Apple HomeKit

Control4 for OS 3

Reported bugs

5 issues
  • Intercom and doorbell issues
  • Thermostat controls not working as expected
  • Inability to connect to the system remotely
  • Compatibility problems with newer iOS versions
  • Unexpected app crashes and freezes

Requested features

5 requests
  • Apple Watch app support
  • Better integration with Apple ecosystem
  • Improved voice control and Alexa integration
  • More customization options for users
  • Faster and more responsive app performance

In-app purchases

None

Sub

No in-app purchases

None

Control4 for OS 3

No in-app purchases

Questions

Is Sub free?
Sub is free to download, with no in-app purchases.
Is Control4 for OS 3 free?
Control4 for OS 3 is free to download, with no in-app purchases.
Which has better reviews, Sub or Control4 for OS 3?
Sub is rated higher. Sub averages 4.4 out of 5 from 778 ratings, while Control4 for OS 3 averages 3.0 from 576 ratings.
Do Sub or Control4 for OS 3 have ads?
Neither Sub nor Control4 for OS 3 shows ads.
Which is updated more often, Sub or Control4 for OS 3?
Sub ships an update every 5 weeks, and Control4 for OS 3 fortnightly. Most recently, Sub was updated on October 21, 2026 and Control4 for OS 3 on October 21, 2026.

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