TD UC System Interface vs Flatness
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
TD UC System Interface
Monitor and control ESAB iSERIES Plasma Power Supplies in real-time. Add welding machine details and adjust power supply parameters directly from your mobile device.
- Real-time monitoring
- Parameter control
- Add welding machine details
- View power supply parameters
- Mobile device control
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Thermal Dynamics Ultra Cut - TD UC System Interface is an application that allows the user to control/monitor the ESAB iSERIES Plasma Power Supply in real-time. The welding machine details can be added to the application and when the machine is selected the Power Supply parameters can be viewed and controlled from the mobile application.
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 rating: Flatness at 5.0 against TD UC System Interface's 4.0. TD UC System Interface's advantage is update cadence (every 3 months vs every 16 months) and iOS requirement (9.0 vs 12.0). On price, ratings volume, ads and in-app purchases 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.
Flatness holds the better App Store score, 5.0 against 4.0. Both are backed by a comparable volume of ratings — 1 and 1 respectively.
TD UC System Interface ships an update every 3 months, Flatness every 16 months. The most recent releases landed on September 18, 2026 and June 10, 2026 respectively.
| Parameter | TD UC System Interface | Flatness |
|---|---|---|
| Price | Free | Free |
| Rating | 4.0 (1 ratings) | 5.0 (1 ratings) — better |
| Number of ratings | 1 | 1 |
| Update frequency | Every 3 months — better | Every 16 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 9.0 — better | 12.0 |
| Further details — not scored | ||
| Size | 60 MB | 61 MB |
| Age rating | 4+ | 4+ |
| Developer | ESAB Group Inc | ACOEM Group |
Customer experience
TD UC System Interface
Flatness
In-app purchases
TD UC System Interface
No in-app purchases
Flatness
No in-app purchases
Questions
Is TD UC System Interface free?
Is Flatness free?
Which has better reviews, TD UC System Interface or Flatness?
Do TD UC System Interface or Flatness have ads?
Which is updated more often, TD UC System Interface or Flatness?
Other comparisons
