Legacy View vs EZ Start Plus
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
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.
- View valve settings and status
- Change valve settings remotely
- Monitor water usage
- Initiate regeneration/backwash cycles
- Connect to multiple valves
- Update valve firmware
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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.)
EZ Start Plus
Control your Noritz water heater remotely from your mobile device. Adjust settings, schedules, and perform maintenance tasks like gas conversion with ease.
- Remote operation control
- Adjust temperature and schedules
- Unit settings configuration
- Gas conversion tool
- Check unit status
- Operate parts
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EZ Start Plus allows you to control your water heater of Noritz or supported by Noritz from your mobile device. EZ Start Plus gives you the ability to change the operation and settings of the water heater from mobile device. ・Easy to use Change operation SW, temperature and recirculation schedule. ・Easy settings for installation Change the unit settings. ・Easy tools for maintenance Gas conversion, check the unit status, or operate parts.
Screenshots
Verdict
The clearest difference is review sentiment: Legacy View at 45% against EZ Start Plus's 0%. Legacy View also leads on rating (4.7 vs 3.0) and update cadence (every 3 weeks vs every 7 months). On price, ads, in-app purchases and monetization model 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Legacy View holds the better App Store score, 4.7 against 3.0. That said, the two scores are not equally well evidenced: Legacy View has 4.4K ratings behind it against 4, 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 0% of EZ Start Plus's.
Legacy View ships an update every 3 weeks, EZ Start Plus every 7 months. The most recent releases landed on September 28, 2026 and September 19, 2026 respectively.
| Parameter | Legacy View | EZ Start Plus |
|---|---|---|
| Price | Free | Free |
| Rating | 4.7 (4.4K ratings) — better | 3.0 (4 ratings) |
| Positive reviews | 45.4% of reviews — better | 0.0% of reviews |
| Number of ratings | 4.4K — better | 4 |
| Update frequency | Every 3 weeks — better | Every 7 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 12.0 — better | 17 |
| Further details — not scored | ||
| Size | 31 MB | 32 MB |
| Age rating | 4+ | 17+ |
| Developer | Chandler Systems, Inc. | NORITZ CORP. |
Customer experience
Legacy View
EZ Start Plus
In-app purchases
Legacy View
No in-app purchases
EZ Start Plus
No in-app purchases









