# Odrid HMI vs FLEX Explorer

The clearest difference is review sentiment: Odrid HMI at 70% against FLEX Explorer's 0%. Odrid HMI also leads on rating (4.0 vs 1.0) and device support (4 vs 2). FLEX Explorer's advantage is price (Free vs $24.99) and iOS requirement (8.0 vs 12.0). On ratings volume, ads and in-app purchases there is nothing between them.

FLEX Explorer is free to download; Odrid HMI costs $24.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Odrid HMI holds the better App Store score, 4.0 against 1.0. Both are backed by a comparable volume of ratings — 4 and 3 respectively. Written reviews point the same way: 70% of Odrid HMI's written reviews are positive against 0% of FLEX Explorer's.

## The numbers

| Metric | Odrid HMI | FLEX Explorer |
| --- | --- | --- |
| Price | $24.99 | **Free** |
| Rating | **[4.0 (4 ratings)](https://appshunter.io/ios/app/odrid-hmi/id1066799333/reviews)** | [1.0 (3 ratings)](https://appshunter.io/ios/app/flex-explorer/id1258718045/reviews) |
| Number of ratings | **4** | 3 |
| Positive reviews | **70.0% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | — |
| Monetization | Paid | **Free** |
| Size | 1 MB | 48 MB |
| Requires iOS | 12.0 | **8.0** |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Jan Almqvist](https://appshunter.io/developer/1061683330) | [Honeywell International, Inc.](https://appshunter.io/developer/311222963) |

## What reviewers say

### Odrid HMI

[App page](https://appshunter.io/ios/app/odrid-hmi/id1066799333)

This app acts as an operator panel for industrial control systems, enabling remote monitoring and control via Wi-Fi or mobile internet. It supports various industrial protocols and can also be used for home automation, offering a flexible alternative to traditional SCADA systems.

**Highlights:** Industrial control system communication, Wi-Fi and mobile internet support, Modbus/TCP and Siemens S7 protocols, Home automation integration, Multi-touch graphic HMIs, Free development tool with test run

**In-app purchases:** none


### FLEX Explorer

[App page](https://appshunter.io/ios/app/flex-explorer/id1258718045)

This application allows users to connect to OPC UA Servers, browse their address spaces, and read/write data values. It also enables monitoring of data changes and attributes, simplifying the development of UA Client applications for iOS.

**Highlights:** Connect to OPC UA Servers, Browse address space, Read and write values, Monitor data changes, Monitor attributes

**In-app purchases:** none


## Frequently asked questions

### Is Odrid HMI free?

Odrid HMI costs $24.99, with no in-app purchases.

### Is FLEX Explorer free?

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

### Which has better reviews, Odrid HMI or FLEX Explorer?

Odrid HMI is rated higher. Odrid HMI averages 4.0 out of 5 from 4 ratings, while FLEX Explorer averages 1.0 from 3 ratings.

### Do Odrid HMI or FLEX Explorer have ads?

Neither Odrid HMI nor FLEX Explorer shows ads.

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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.*