# Ei Everywhere vs Prometheus Mobile PM

The clearest difference is rating: Ei Everywhere at 5.0 against Prometheus Mobile PM's 4.0. Prometheus Mobile PM's advantage is device support (3 vs 1) and iOS requirement (9.0 vs 16.0). On price, ratings volume, update cadence and ads there is nothing between them.

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

Ei Everywhere holds the better App Store score, 5.0 against 4.0. Both are backed by a comparable volume of ratings — 10 and 4 respectively.

Ei Everywhere ships an update every 2 months, Prometheus Mobile PM every 3 months. The most recent releases landed on October 9, 2026 and October 3, 2026 respectively.

## The numbers

| Metric | Ei Everywhere | Prometheus Mobile PM |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (10 ratings)](https://appshunter.io/ios/app/ei-everywhere/id1470975312/reviews)** | [4.0 (4 ratings)](https://appshunter.io/ios/app/prometheus-mobile-pm/id1625127040/reviews) |
| Number of ratings | **10** | 4 |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 3 months |
| Monetization | Free | Free |
| Size | 7 MB | 12 MB |
| Requires iOS | 16.0 | **9.0** |
| Devices | iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Environmental Intellect, LLC](https://appshunter.io/developer/1114308032) | [Prometheus Group, Inc](https://appshunter.io/developer/1554172551) |

## What reviewers say

### Ei Everywhere

[App page](https://appshunter.io/ios/app/ei-everywhere/id1470975312)

Access industrial facility information, maps, and 3D visualizations on your iOS device. This app integrates with existing workflows and data, including CAD schematics, to provide a comprehensive view for industrial workers.

**Highlights:** View facility information, Access maps and 3D pointclouds, Visualize 3D photos, Integrates with existing workflows, Supports CAD schematics

**Features:** macOS Compatibility

**In-app purchases:** none


### Prometheus Mobile PM

[App page](https://appshunter.io/ios/app/prometheus-mobile-pm/id1625127040)

This app provides a user-friendly interface for managing maintenance and operations of heavy assets by integrating with SAP systems. It offers a comprehensive framework for plant maintenance, operations, and safety needs, from planning to execution.

**Highlights:** SAP system integration, Heavy asset maintenance management, Operations and safety framework, Plant maintenance planning, Execution support

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Ei Everywhere free?

Ei Everywhere is free to download, with no in-app purchases.

### Is Prometheus Mobile PM free?

Prometheus Mobile PM is free to download, with no in-app purchases.

### Which has better reviews, Ei Everywhere or Prometheus Mobile PM?

Ei Everywhere is rated higher. Ei Everywhere averages 5.0 out of 5 from 10 ratings, while Prometheus Mobile PM averages 4.0 from 4 ratings.

### Do Ei Everywhere or Prometheus Mobile PM have ads?

Neither Ei Everywhere nor Prometheus Mobile PM shows ads.

### Which is updated more often, Ei Everywhere or Prometheus Mobile PM?

Ei Everywhere ships an update every 2 months, and Prometheus Mobile PM every 3 months. Most recently, Ei Everywhere was updated on October 9, 2026 and Prometheus Mobile PM on October 3, 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.*