# Otis eService vs MRI Angus

The clearest difference is rating: Otis eService at 3.4 against MRI Angus's 2.1. Otis eService also leads on iOS requirement (9.0 vs 17.0). MRI Angus's advantage is update cadence (every 6 weeks vs every 4 months) and ratings volume (33 vs 5). On price, review sentiment, 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.

Otis eService holds the better App Store score, 3.4 against 2.1. That said, the two scores are not equally well evidenced: MRI Angus has 33 ratings behind it against 5, so its average is the more settled of the two. Written reviews point the same way: 17% of Otis eService's written reviews are positive against 11% of MRI Angus's.

Otis eService ships an update every 4 months, MRI Angus every 6 weeks. The most recent releases landed on September 30, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | Otis eService | MRI Angus |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.4 (5 ratings)](https://appshunter.io/ios/app/otis-eservice/id632376485/reviews)** | [2.1 (33 ratings)](https://appshunter.io/ios/app/mri-angus/id1658862000/reviews) |
| Number of ratings | 5 | **33** |
| Positive reviews | **16.7% of reviews** | 11.1% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 6 weeks** |
| Monetization | Free | Free |
| Size | 64 MB | 17 MB |
| Requires iOS | **9.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Otis Elevator Company](https://appshunter.io/developer/992577451) | [MRI Software](https://appshunter.io/developer/1257163389) |

## What reviewers say

### Otis eService

[App page](https://appshunter.io/ios/app/otis-eservice/id632376485)

Access real-time equipment performance details, receive instant notifications, and view service history. Request service calls easily and manage your equipment's key operating metrics through a personalized dashboard.

**Highlights:** Real-time performance details, Instant notifications, Service history access, Service call requests, Equipment metrics dashboard, Contact options

**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 Otis eService free?

Otis eService 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, Otis eService or MRI Angus?

Otis eService is rated higher. Otis eService averages 3.4 out of 5 from 5 ratings, while MRI Angus averages 2.1 from 33 ratings.

### Do Otis eService or MRI Angus have ads?

Neither Otis eService nor MRI Angus shows ads.

### Which is updated more often, Otis eService or MRI Angus?

Otis eService ships an update every 4 months, and MRI Angus every 6 weeks. Most recently, Otis eService was updated on September 30, 2026 and MRI Angus on October 13, 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.*