# WIN vs WIMS Rio

The clearest difference is review sentiment: WIN at 50% against WIMS Rio's 0%. WIN also leads on rating (4.5 vs 2.8) and iOS requirement (13 vs 15.0). WIMS Rio's advantage is update cadence (every 2 months vs every 3 months). 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.

WIN holds the better App Store score, 4.5 against 2.8. Both are backed by a comparable volume of ratings — 11 and 14 respectively. Written reviews point the same way: 50% of WIN's written reviews are positive against 0% of WIMS Rio's.

WIN ships an update every 3 months, WIMS Rio every 2 months. The most recent releases landed on October 18, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | WIN | WIMS Rio |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (11 ratings)](https://appshunter.io/ios/app/win-911-mobile/id1456662919/reviews)** | [2.8 (14 ratings)](https://appshunter.io/ios/app/wims-rio/id1573801194/reviews) |
| Number of ratings | 11 | **14** |
| Positive reviews | **50.0% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 2 months** |
| Monetization | Free | Free |
| Size | 110 MB | 56 MB |
| Requires iOS | **13** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [WIN-911 Software](https://appshunter.io/developer/1456662918) | [Aquatic Informatics](https://appshunter.io/developer/1573801196) |

## What reviewers say

### WIN

[App page](https://appshunter.io/ios/app/win-911-mobile/id1456662919)

This app provides real-time industrial alarm monitoring and interaction for mobile devices. It allows teams to quickly respond to and resolve alarm conditions, view detailed alarm history, and communicate directly within the app.

**Highlights:** Real-time alarm monitoring, Push notifications for alerts, Alarm acknowledgement with comments, Team chat within alarm context, On-demand alarm requests, View process values and states, Track alarm viewing and acknowledgement

**Features:** macOS Compatibility

**In-app purchases:** none


### WIMS Rio

[App page](https://appshunter.io/ios/app/wims-rio/id1573801194)

Streamline instrument readings from the field with this mobile app. Create and share Rio sheets, allowing anyone with access to update measurements. Readings sync automatically, and you can view historical data and recent updates.

**Highlights:** Update instrument readings from the field, Create and share Rio sheets, Automatic measurement syncing, View past measurements, See updated entries

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is WIN free?

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

### Is WIMS Rio free?

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

### Which has better reviews, WIN or WIMS Rio?

WIN is rated higher. WIN averages 4.5 out of 5 from 11 ratings, while WIMS Rio averages 2.8 from 14 ratings.

### Do WIN or WIMS Rio have ads?

Neither WIN nor WIMS Rio shows ads.

### Which is updated more often, WIN or WIMS Rio?

WIN ships an update every 3 months, and WIMS Rio every 2 months. Most recently, WIN was updated on October 18, 2026 and WIMS Rio on October 25, 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.*