Comparison

Legacy View vs Sub

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

Head to head
About

Legacy View

Monitor and control your Chandler Systems water treatment system with ease. View system settings, track water usage, and initiate cycles remotely. Connect to multiple valves from a single device and update valve firmware.

Highlights
  • View valve settings and status
  • Change valve settings remotely
  • Monitor water usage
  • Initiate regeneration/backwash cycles
  • Connect to multiple valves
  • Update valve firmware
Features
Read full description

Legacy View makes setting up and monitoring your Chandler Systems water treatment system easier than ever! This App covers systems sold under Chandler Systems' three brands (CSI, Clearion and WaterSoft) that use the Legacy View Valve. When used with a Legacy View Valve the user, through the app, can do the following functions: - Conveniently view all valve settings and status. - Easily change valve settings. - View current water usage information. - Graphically view water usage information. - Start a regeneration or backwash cycle from your phone or tablet. - Set / view the servicing water treatment dealer information. - Better understand how your system is working and understand what settings are for. - Connect to all of your valves in your system from one tablet or phone. - Update firmware on Bluetooth LE valves - Manage your connection to your valves. Note: This app is only compatible with Chandler Systems valves that have a revision number greater or equal to “C2.00”. These valves use Bluetooth 4.0+ (a.k.a. Bluetooth LE) to communicate and require smartphones or tablets to also have Bluetooth LE to use the features in this app. All recently manufactured Apple devices are Bluetooth LE compatible. Check your device specifications if you are unsure of it's compatibility. (The firmware revision of the valve can be viewed on the valve display for 2 seconds after the valve is powered up.)

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.

Screenshots

Legacy View4 screens
Sub4 screens

Verdict

The call

The clearest difference is review sentiment: Legacy View at 45% against Sub's 15%. Legacy View also leads on rating (4.7 vs 4.4) and monetization model (free vs ad-supported). 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

Legacy View holds the better App Store score, 4.7 against 4.4. That said, the two scores are not equally well evidenced: Legacy View has 4.4K ratings behind it against 778, so its average is the more settled of the two. Written reviews point the same way: 45% of Legacy View's written reviews are positive against 15% of Sub's.

UpkeepUpdate frequency

Legacy View ships an update every 3 weeks, Sub every 5 weeks. The most recent releases landed on September 23, 2026 and September 20, 2026 respectively.

Scorecard5 real differences · 5 level
Legacy View versus Sub: the parameters behind the verdict, then further details
ParameterLegacy ViewSub
PriceFreeFree
Rating4.7 (4.4K ratings) — better4.4 (778 ratings)
Positive reviews45.4% of reviews — better15.1% of reviews
Number of ratings4.4K — better778
Update frequencyEvery 3 weeks — betterEvery 5 weeks
AdsNoNo
In-app purchasesNoNo
MonetizationFree — betterAd-supported
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS12.0 — better15.5
Further details — not scored
Size31 MB69 MB
Age rating4+4+
DeveloperChandler Systems, Inc.Sub-Zero and Wolf

Customer experience

Legacy View

All ratings4,407 ratings
Positive92.6%
Neutral3.3%
Negative4.1%
Written reviews97 reviews
Positive45.4%
Neutral17.5%
Negative37.1%

Sub

All ratings778 ratings
Positive85.1%
Neutral3.0%
Negative12.0%
Written reviews172 reviews
Positive15.1%
Neutral8.7%
Negative76.2%

Bugs and requests

Legacy View

Not enough reviews yet to summarise bugs or 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

In-app purchases

None

Legacy View

No in-app purchases

None

Sub

No in-app purchases

Questions

Is Legacy View free?
Legacy View is free to download, with no in-app purchases.
Is Sub free?
Sub is free to download, with no in-app purchases.
Which has better reviews, Legacy View or Sub?
Legacy View is rated higher. Legacy View averages 4.7 out of 5 from 4.4K ratings, while Sub averages 4.4 from 778 ratings.
Do Legacy View or Sub have ads?
Neither Legacy View nor Sub shows ads.
Which is updated more often, Legacy View or Sub?
Legacy View ships an update every 3 weeks, and Sub every 5 weeks. Most recently, Legacy View was updated on September 23, 2026 and Sub on September 20, 2026.

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