# HC Admin vs ENA

The clearest difference is rating: HC Admin at 3.8 against ENA's 1.0. ENA's advantage is update cadence (every 3 weeks vs every 2 months) and iOS requirement (13.0 vs 15.6). On price, ratings volume, 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.

HC Admin holds the better App Store score, 3.8 against 1.0. Both are backed by a comparable volume of ratings — 4 and 3 respectively.

HC Admin ships an update every 2 months, ENA every 3 weeks. The most recent releases landed on September 21, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | HC Admin | ENA |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.8 (4 ratings)](https://appshunter.io/ios/app/hc-admin/id1470461775/reviews)** | [1.0 (3 ratings)](https://appshunter.io/ios/app/ena/id1534734643/reviews) |
| Number of ratings | **4** | 3 |
| Positive reviews | 60.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 3 weeks** |
| Monetization | Free | Free |
| Size | 39 MB | 49 MB |
| Requires iOS | 15.6 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Hartmann Controls Corp](https://appshunter.io/developer/1470461774) | [ENA Solution Inc.](https://appshunter.io/developer/1534734645) |

## What reviewers say

### HC Admin

[App page](https://appshunter.io/ios/app/hc-admin/id1470461775)

Manage and monitor your Protector.NET and Odyssey access control systems remotely. View door and floor statuses, override controls, execute action plans, and manage users and credentials.

**Highlights:** Manage multiple system instances, View door and floor status, Override and resume controls, Execute system action plans, View historical notifications, Manage users and credentials

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

**In-app purchases:** none


### ENA

[App page](https://appshunter.io/ios/app/ena/id1534734643)

This app allows remote control of industrial thermostats from anywhere in the world. It offers complete control over heating systems, helps reduce energy costs, and provides reporting and notifications for off-site management. Enjoy peace of mind and convenience with easy installation and durability in harsh environments.

**Highlights:** Remote thermostat control, Heating system management, Energy consumption reduction, Global accessibility, Reporting and notifications, Intuitive scheduling interface, Durable in harsh environments

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is HC Admin free?

HC Admin is free to download, with no in-app purchases.

### Is ENA free?

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

### Which has better reviews, HC Admin or ENA?

HC Admin is rated higher. HC Admin averages 3.8 out of 5 from 4 ratings, while ENA averages 1.0 from 3 ratings.

### Do HC Admin or ENA have ads?

Neither HC Admin nor ENA shows ads.

### Which is updated more often, HC Admin or ENA?

HC Admin ships an update every 2 months, and ENA every 3 weeks. Most recently, HC Admin was updated on September 21, 2026 and ENA on October 5, 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.*