Comparison

Sub vs Cloud Water

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

Cloud Water

This app monitors your water filtration system, providing real-time quality data and tracking your consumption. It alerts you to local toxins and violations, ensuring your filtered water is clean, healthy, and alkaline.

Highlights
  • Real-time water quality monitoring
  • Track water consumption trends
  • Local toxin and violation notifications
  • Usage-based filter replacement alerts
  • Remineralization and alkalinity tracking
Features
Read full description

Say hello to Cloud, the smartest water filter in the world. Cloud turns tap water into better-tasting, better-for-you hydration. Our system removes 99% of toxins including fluoride, PFAs, micro-plastics, and heavy metals. Essential minerals are added back in, leaving your water clean, healthy, and alkaline. The Cloud app experience lets you keep tabs on your drinking water and includes: Realtime Quality Monitoring The Cloud app provides visibility into every stage of filtration. Monitor tap water quality entering the system and see how it changes as the filter works to purify and remineralize. Water Consumption Trends Track how many gallons you consume each month. Household water goals will help you create healthy drinking water habits. Local Toxin and Violation Notifications Check local toxins in your area and get notified when a water quality violation occurs. Rest assured that your Cloud filter removes 99% of toxins reported. Usage-based Filter Replacements Replacement filters are only shipped when you need one. Filter replacements are based on real consumption and toxin data, not some arbitrary timeline.

Screenshots

Sub4 screens
Cloud Water4 screens

Verdict

The call

Sub and Cloud Water both sit at 4.4 stars, but that hides the real split: 67% of Cloud Water's written reviews are positive against 15% of Sub's. Cloud Water also leads on monetization model (free vs ad-supported) and iOS requirement (12.0 vs 15.5). Sub's advantage is ratings volume (786 vs 20). On price, rating, update cadence 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

Cloud Water holds the better App Store score, 4.5 against 4.4. That said, the two scores are not equally well evidenced: Sub has 786 ratings behind it against 20, so its average is the more settled of the two. Written reviews point the same way: 15% of Sub's written reviews are positive against 67% of Cloud Water's.

UpkeepUpdate frequency

Sub ships an update every 5 weeks, Cloud Water every 2 months. The most recent releases landed on October 24, 2026 and October 27, 2026 respectively.

Scorecard4 real differences · 6 level
Sub versus Cloud Water: the parameters behind the verdict, then further details
ParameterSubCloud Water
PriceFreeFree
Rating4.4 (786 ratings)4.5 (20 ratings) — better
Positive reviews14.7% of reviews66.7% of reviews — better
Number of ratings786 — better20
Update frequencyEvery 5 weeks — betterEvery 2 months
AdsNoNo
In-app purchasesNoNo
MonetizationAd-supportedFree — better
DevicesiPhone, iPad, iPod — betteriPhone, iPod
Requires iOS15.512.0 — better
Further details — not scored
Size69 MB14 MB
Age rating4+4+
DeveloperSub-Zero and WolfCloud Water Filter, LLC

Customer experience

Sub

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

Cloud Water

All ratings18 ratings
Positive88.9%
Neutral0.0%
Negative11.1%
Written reviews12 reviews
Positive66.7%
Neutral8.3%
Negative25.0%

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

Cloud Water

Not enough reviews yet to summarise bugs or requests.

In-app purchases

None

Sub

No in-app purchases

None

Cloud Water

No in-app purchases

Questions

Is Sub free?
Sub is free to download, with no in-app purchases.
Is Cloud Water free?
Cloud Water is free to download, with no in-app purchases.
Which has better reviews, Sub or Cloud Water?
Cloud Water is rated higher. Sub averages 4.4 out of 5 from 786 ratings, while Cloud Water averages 4.5 from 20 ratings.
Do Sub or Cloud Water have ads?
Neither Sub nor Cloud Water shows ads.
Which is updated more often, Sub or Cloud Water?
Sub ships an update every 5 weeks, and Cloud Water every 2 months. Most recently, Sub was updated on October 24, 2026 and Cloud Water on October 27, 2026.

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