# HMI Viewer vs AgSense 365

The clearest difference is price: AgSense 365 at Free against HMI Viewer's $0.99. AgSense 365 also leads on update cadence (every 8 days vs every 2 months) and ratings volume (103 vs 4). HMI Viewer's advantage is rating (5.0 vs 4.1) and device support (4 vs 2). On ads, in-app purchases and iOS requirement there is nothing between them.

AgSense 365 is free to download; HMI Viewer costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

HMI Viewer holds the better App Store score, 5.0 against 4.1. That said, the two scores are not equally well evidenced: AgSense 365 has 103 ratings behind it against 4, so its average is the more settled of the two.

HMI Viewer ships an update every 2 months, AgSense 365 every 8 days. The most recent releases landed on October 31, 2026 and October 26, 2026 respectively.

## The numbers

| Metric | HMI Viewer | AgSense 365 |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | **[5.0 (4 ratings)](https://appshunter.io/ios/app/hmi-viewer/id1261910446/reviews)** | [4.1 (103 ratings)](https://appshunter.io/ios/app/agsense-365/id1469125094/reviews) |
| Number of ratings | 4 | **103** |
| Positive reviews | — | 58.3% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 8 days** |
| Monetization | Paid | **Free with in-app purchases** |
| Size | 17 MB | 130 MB |
| Requires iOS | **15.0** | 16.6 |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Greg Maendel](https://appshunter.io/developer/507756979) | [Valmont Industries, Inc.](https://appshunter.io/developer/840052085) |

## What reviewers say

### HMI Viewer

[App page](https://appshunter.io/ios/app/hmi-viewer/id1261910446)

This application allows end users to interact with PLC-controlled processes through custom-designed Human Machine Interfaces. Integrators can create and deploy these interfaces securely, enabling seamless control and monitoring of industrial systems.

**Highlights:** View-only HMI interface, Interact with PLC-controlled processes, Secure deployment to end-user devices, Supports major PLC brands, Native application performance

**Features:** Vision Pro support

**In-app purchases:** none


### AgSense 365

[App page](https://appshunter.io/ios/app/agsense-365/id1469125094)

This app provides farmers with advanced technology for remote irrigation management. It allows for monitoring and control of irrigation systems, forecasting water use, and optimizing application with precision. Machine diagnostics also help pinpoint equipment faults for efficient maintenance.

**Highlights:** Remote irrigation monitoring and control, Water use forecasting and planning, Variable Rate Irrigation (VRI) for precision application, Machine diagnostics and fault alerts, Real-time device alerts and reports, Supports all irrigation types

**In-app purchases:** none


## Frequently asked questions

### Is HMI Viewer free?

HMI Viewer costs $0.99, with no in-app purchases.

### Is AgSense 365 free?

AgSense 365 is free to download, with no in-app purchases.

### Which has better reviews, HMI Viewer or AgSense 365?

HMI Viewer is rated higher. HMI Viewer averages 5.0 out of 5 from 4 ratings, while AgSense 365 averages 4.1 from 103 ratings.

### Do HMI Viewer or AgSense 365 have ads?

Neither HMI Viewer nor AgSense 365 shows ads.

### Which is updated more often, HMI Viewer or AgSense 365?

HMI Viewer ships an update every 2 months, and AgSense 365 every 8 days. Most recently, HMI Viewer was updated on October 31, 2026 and AgSense 365 on October 26, 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.*