# AM vs The Backflow Assistant

The clearest difference is in-app purchases: AM at none against The Backflow Assistant's 2. AM also leads on device support (3 vs 1) and iOS requirement (13.0 vs 16.6). The Backflow Assistant's advantage is ratings volume (7 vs 2). On price, rating, review sentiment and ads there is nothing between them.

Both are free to download. The Backflow Assistant sells 2 in-app purchases, starting at $9.99 per month. AM asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 5.0 for AM against 5.0 for The Backflow Assistant. Both are backed by a comparable volume of ratings — 2 and 7 respectively. Written reviews split almost evenly too, at 100% and 100% positive.

## The numbers

| Metric | AM | The Backflow Assistant |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (2 ratings)](https://appshunter.io/ios/app/am-fog/id1593388074/reviews) | [5.0 (7 ratings)](https://appshunter.io/ios/app/the-backflow-assistant/id6746165015/reviews) |
| Number of ratings | 2 | **7** |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 4 months | — |
| Monetization | **Free** | Subscription |
| Size | 9 MB | 21 MB |
| Requires iOS | **13.0** | 16.6 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Water Analytics, Inc](https://appshunter.io/developer/1593388076) | [Cloud Brew LLC](https://appshunter.io/developer/1815522422) |

## What reviewers say

### AM

[App page](https://appshunter.io/ios/app/am-fog/id1593388074)

This utility app connects to a specialized probe to measure fats, oils, and grease levels. It utilizes Bluetooth Low Energy for seamless communication with the probe, providing essential data for monitoring and analysis.

**Highlights:** FOG level measurement, BLE probe communication, Data monitoring, Water analytics support

**Features:** macOS Compatibility

**In-app purchases:** none


### The Backflow Assistant

[App page](https://appshunter.io/ios/app/the-backflow-assistant/id6746165015)

This app streamlines backflow prevention testing with digital reporting and efficient workflow management. It helps testers generate professional reports, import work orders, and maintain compliance, reducing manual entry and errors.

**Highlights:** Advanced report creation and editing, Seamless work order import via CSV, Professional report generation and export, Intuitive user-friendly design, Secure data handling and record keeping, Regular updates based on user feedback

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Subscription | $9.99 | per month |
| Annual Subscription | $99.99 | per year |


## Frequently asked questions

### Is AM free?

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

### Is The Backflow Assistant free?

The Backflow Assistant is free to download, with in-app purchases available.

### Which has better reviews, AM or The Backflow Assistant?

AM and The Backflow Assistant are both rated 5.0 out of 5 on the App Store, from 2 and 7 ratings respectively.

### Do AM or The Backflow Assistant have ads?

Neither AM nor The Backflow Assistant 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.*