# Phantom Manager vs Flatness

The clearest difference is update cadence: Phantom Manager at every 3 weeks against Flatness's every 16 months. Phantom Manager also leads on iOS requirement (10.3 vs 12.0). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Phantom Manager ships an update every 3 weeks, Flatness every 16 months. The most recent releases landed on October 3, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | Phantom Manager | Flatness |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/flatness/id6463624359/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 16 months |
| Monetization | Free | Free |
| Size | 107 MB | 61 MB |
| Requires iOS | **10.3** | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Erbessd Instruments LLC](https://appshunter.io/developer/1310045994) | [ACOEM Group](https://appshunter.io/developer/1495816959) |

## What reviewers say

### Phantom Manager

[App page](https://appshunter.io/ios/app/phantom-manager/id1482940793)

This utility app allows users to update the firmware of their Phantom vibration monitoring system via Bluetooth. It ensures the device is running the latest software for optimal performance and functionality.

**Highlights:** Bluetooth firmware updates, Supports Phantom vibration monitoring systems, Device management utility, Latest software updates

**Features:** macOS Compatibility

**In-app purchases:** none


### Flatness

[App page](https://appshunter.io/ios/app/flatness/id6463624359)

This app facilitates precise rectangular flatness measurements for applications like motor and pump foundations. It guides users through the entire measurement and alignment process when connected to an AT-400 Ultimate with an M9 sensor via Bluetooth. Generate instant PDF reports of your findings directly on-site.

**Highlights:** Bluetooth connectivity, Icon-based adaptive user interface, 3D result views, Instant PDF report generation, Guided measurement process

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Phantom Manager free?

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

### Is Flatness free?

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

### Do Phantom Manager or Flatness have ads?

Neither Phantom Manager nor Flatness shows ads.

### Which is updated more often, Phantom Manager or Flatness?

Phantom Manager ships an update every 3 weeks, and Flatness every 16 months. Most recently, Phantom Manager was updated on October 3, 2026 and Flatness on October 7, 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.*