# Nalco E vs Air Advantage

The clearest difference is rating: Air Advantage at 5.0 against Nalco E's 3.0. Nalco E's advantage is ratings volume (21 vs 2) and update cadence (every 5 weeks vs every 2 months). 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.

Air Advantage holds the better App Store score, 5.0 against 3.0. That said, the two scores are not equally well evidenced: Nalco E has 21 ratings behind it against 2, so its average is the more settled of the two.

Nalco E ships an update every 5 weeks, Air Advantage every 2 months. The most recent releases landed on June 4, 2026 and June 1, 2026 respectively.

## The numbers

| Metric | Nalco E | Air Advantage |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.0 (21 ratings)](https://appshunter.io/ios/app/nalco-e-data/id1229919601/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/air-advantage/id1469906091/reviews)** |
| Number of ratings | **21** | 2 |
| Positive reviews | 14.3% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 5 weeks** | Every 2 months |
| Monetization | Free | Free |
| Size | 109 MB | 24 MB |
| Requires iOS | 13.0 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [NALCO COMPANY LLC](https://appshunter.io/developer/1229919600) | [Advantage Controls, LLC](https://appshunter.io/developer/1049308101) |

## What reviewers say

### Nalco E

[App page](https://appshunter.io/ios/app/nalco-e-data/id1229919601)

This app allows users to easily capture and track system-specific data, including water chemistry, inventory, and meter readings. It helps ensure optimal performance of water systems and proactively identifies potential issues. Features include offline data capture and alerts for out-of-limit results.

**Highlights:** Capture water chemistry, inventory, and meter data, Trigger alerts for out-of-limit results, Measure bacteria counts quickly, Offline data capture capability, Proactive identification of system issues

**Features:** macOS Compatibility

**In-app purchases:** none


### Air Advantage

[App page](https://appshunter.io/ios/app/air-advantage/id1469906091)

This application allows users to connect with and configure Linx Pumps, access their WebAdvantage 3 account, and utilize system building tools. It also provides access to product literature and helpful calculators.

**Highlights:** Connect and configure Linx Pumps, Log into WebAdvantage 3, Access System Builder, View product literature, Utilize utility calculators, Contact support

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Nalco E free?

Nalco E is free to download, with no in-app purchases.

### Is Air Advantage free?

Air Advantage is free to download, with no in-app purchases.

### Which has better reviews, Nalco E or Air Advantage?

Air Advantage is rated higher. Nalco E averages 3.0 out of 5 from 21 ratings, while Air Advantage averages 5.0 from 2 ratings.

### Do Nalco E or Air Advantage have ads?

Neither Nalco E nor Air Advantage shows ads.

### Which is updated more often, Nalco E or Air Advantage?

Nalco E ships an update every 5 weeks, and Air Advantage every 2 months. Most recently, Nalco E was updated on June 4, 2026 and Air Advantage on June 1, 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.*