Phantom Manager vs Flatness
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Phantom Manager
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.
- Bluetooth firmware updates
- Supports Phantom vibration monitoring systems
- Device management utility
- Latest software updates
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This App serves as a Bluetooth updater for the Erbessd Instrument Vibration Monitoring System Phantom.
Flatness
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.
- Bluetooth connectivity
- Icon-based adaptive user interface
- 3D result views
- Instant PDF report generation
- Guided measurement process
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This is a companion app for performing rectangular flatness measurements, using the AT-400, on typical applications such as a motor and pump foundations. The app guides the user throughout the complete measurement and alignment process when using the Bluetooth® connected ACOEM M9 sensor. This offers an extensive easy to use flatness measurement capability. The PDF Report function provides a fast on-site reporting capability by converting saved measurement reports into PDF files. ---- Note: This app works only with the ACOEM AT-400 Ultimate with the M9 sensor ---- Key Features: - Connected using Bluetooth® - GuideU: Our patented icon-based and color-coded adaptive user interface - New 3D views of the result - Create an instant PDF-report Visit the website www.acoem.com for more information on alignment in general, the ACOEM tools and support of the app.
Screenshots
Verdict
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.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
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.
| Parameter | Phantom Manager | Flatness |
|---|---|---|
| Price | Free | Free |
| Rating | — | 5.0 (1 ratings) — better |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | — | 1 — better |
| Update frequency | Every 3 weeks — better | Every 16 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 10.3 — better | 12.0 |
| Further details — not scored | ||
| Size | 107 MB | 61 MB |
| Age rating | 4+ | 4+ |
| Developer | Erbessd Instruments LLC | ACOEM Group |
Customer experience
Phantom Manager
Flatness
In-app purchases
Phantom Manager
No in-app purchases
Flatness
No in-app purchases
