# Nalco E vs uPyxis 2.0

The clearest difference is rating: uPyxis 2.0 at 5.0 against Nalco E's 3.0. Nalco E's advantage is ratings volume (21 vs 2) and iOS requirement (13.0 vs 16.0). On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

uPyxis 2.0 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, uPyxis 2.0 every 6 weeks. The most recent releases landed on October 7, 2026 and September 14, 2026 respectively.

## The numbers

| Metric | Nalco E | uPyxis 2.0 |
| --- | --- | --- |
| 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/upyxis-20/id1615740199/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 6 weeks |
| Monetization | Free | Free |
| Size | 109 MB | 241 MB |
| Requires iOS | **13.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [NALCO COMPANY LLC](https://appshunter.io/developer/1229919600) | [Pyxis Lab, Inc.](https://appshunter.io/developer/1041889184) |

## 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


### uPyxis 2.0

[App page](https://appshunter.io/ios/app/upyxis-20/id1615740199)

This mobile platform connects to smart water sensors and analyzers, offering a faster, more reliable, and user-friendly experience for water treatment professionals. It provides essential tools for monitoring and managing water quality.

**Highlights:** Connects to smart water sensors, Supports water analyzers, Faster performance, Reliable user experience, User-friendly interface, Water treatment professional tools

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Nalco E free?

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

### Is uPyxis 2.0 free?

uPyxis 2.0 is free to download, with no in-app purchases.

### Which has better reviews, Nalco E or uPyxis 2.0?

uPyxis 2.0 is rated higher. Nalco E averages 3.0 out of 5 from 21 ratings, while uPyxis 2.0 averages 5.0 from 2 ratings.

### Do Nalco E or uPyxis 2.0 have ads?

Neither Nalco E nor uPyxis 2.0 shows ads.

### Which is updated more often, Nalco E or uPyxis 2.0?

Nalco E ships an update every 5 weeks, and uPyxis 2.0 every 6 weeks. Most recently, Nalco E was updated on October 7, 2026 and uPyxis 2.0 on September 14, 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.*