# Legacy View vs Ion Blue

The clearest difference is rating: Legacy View at 4.7 against Ion Blue's 2.0. Legacy View also leads on ratings volume (5.6K vs 8) and review sentiment (45% vs 25%). On price, ads, in-app purchases and monetization model there is nothing between them.

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 2.0. That said, the two scores are not equally well evidenced: Legacy View has 5.6K ratings behind it against 8, 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 25% of Ion Blue's.

Legacy View ships an update every 3 weeks, Ion Blue every 2 months. The most recent releases landed on October 29, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | Legacy View | Ion Blue |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (5.6K ratings)](https://appshunter.io/ios/app/legacy-view/id1156891572/reviews)** | [2.0 (8 ratings)](https://appshunter.io/ios/app/ion-blue/id6469643514/reviews) |
| Number of ratings | **5.6K** | 8 |
| Positive reviews | **45.4% of reviews** | 25.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 2 months |
| Monetization | Free | Free |
| Size | 31 MB | 56 MB |
| Requires iOS | **12.0** | 15.5 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Chandler Systems, Inc.](https://appshunter.io/developer/1156891571) | [Metropolitan Industries, Inc.](https://appshunter.io/developer/1476515241) |

## What reviewers say

### Legacy View

[App page](https://appshunter.io/ios/app/legacy-view/id1156891572)

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:** macOS Compatibility

**In-app purchases:** none


### Ion Blue

[App page](https://appshunter.io/ios/app/ion-blue/id6469643514)

Monitor and manage your smart home plumbing system remotely. Receive custom alerts for potential issues like flooding or water damage, and grant access to trusted contacts for timely response. Ideal for homeowners and property managers seeking peace of mind.

**Highlights:** Remote plumbing system monitoring, Flood and water damage alerts, Customizable push notifications, Multi-user access with permissions, Support for multiple residences, Cloud-enabled solutions

**In-app purchases:** none


## Frequently asked questions

### Is Legacy View free?

Legacy View is free to download, with no in-app purchases.

### Is Ion Blue free?

Ion Blue is free to download, with no in-app purchases.

### Which has better reviews, Legacy View or Ion Blue?

Legacy View is rated higher. Legacy View averages 4.7 out of 5 from 5.6K ratings, while Ion Blue averages 2.0 from 8 ratings.

### Do Legacy View or Ion Blue have ads?

Neither Legacy View nor Ion Blue shows ads.

### Which is updated more often, Legacy View or Ion Blue?

Legacy View ships an update every 3 weeks, and Ion Blue every 2 months. Most recently, Legacy View was updated on October 29, 2026 and Ion Blue on October 27, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*