# Nalco E vs MRI Angus

The clearest difference is rating: Nalco E at 3.0 against MRI Angus's 2.1. Nalco E also leads on iOS requirement (13.0 vs 17.0). On price, review sentiment, ratings volume and update cadence there is nothing between them.

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

Nalco E holds the better App Store score, 3.0 against 2.1. Both are backed by a comparable volume of ratings — 21 and 32 respectively. Written reviews point the same way: 14% of Nalco E's written reviews are positive against 13% of MRI Angus's.

Nalco E ships an update every 5 weeks, MRI Angus monthly. The most recent releases landed on June 4, 2026 and September 14, 2026 respectively.

## The numbers

| Metric | Nalco E | MRI Angus |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.0 (21 ratings)](https://appshunter.io/ios/app/nalco-e-data/id1229919601/reviews)** | [2.1 (32 ratings)](https://appshunter.io/ios/app/mri-angus/id1658862000/reviews) |
| Number of ratings | 21 | **32** |
| Positive reviews | **14.3% of reviews** | 12.5% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Monthly** |
| Monetization | Free | Free |
| Size | 109 MB | 17 MB |
| Requires iOS | **13.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [NALCO COMPANY LLC](https://appshunter.io/developer/1229919600) | [MRI Software](https://appshunter.io/developer/1257163389) |

## 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


### MRI Angus

[App page](https://appshunter.io/ios/app/mri-angus/id1658862000)

Streamline property management tasks on the go. Centralize operations, manage work orders, and receive real-time notifications for tenant requests, maintenance, and emergencies. This app ensures smooth operations and improved tenant satisfaction with offline capabilities and fast data syncing.

**Highlights:** Unified work order management, Real-time notifications, Offline mode, Fast data syncing, Comprehensive management tools, Advanced search, Smart asset search

**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 MRI Angus free?

MRI Angus is free to download, with no in-app purchases.

### Which has better reviews, Nalco E or MRI Angus?

Nalco E is rated higher. Nalco E averages 3.0 out of 5 from 21 ratings, while MRI Angus averages 2.1 from 32 ratings.

### Do Nalco E or MRI Angus have ads?

Neither Nalco E nor MRI Angus shows ads.

### Which is updated more often, Nalco E or MRI Angus?

Nalco E ships an update every 5 weeks, and MRI Angus monthly. Most recently, Nalco E was updated on June 4, 2026 and MRI Angus 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.*