# Flatness vs NHE Mobile

The clearest difference is update cadence: NHE Mobile at weekly against Flatness's every 16 months. Flatness's advantage is iOS requirement (12.0 vs 15.6). On price, ads, in-app purchases and device support there is nothing between them.

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

Flatness ships an update every 16 months, NHE Mobile weekly. The most recent releases landed on October 17, 2026 and October 2, 2026 respectively.

## The numbers

| Metric | Flatness | NHE Mobile |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/flatness/id6463624359/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 16 months | **Weekly** |
| Monetization | Free | — |
| Size | 61 MB | 81 MB |
| Requires iOS | **12.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [ACOEM Group](https://appshunter.io/developer/1495816959) | [NASSER AL HUSSAINAN EST FOR GEN TRAD CO WLL](https://appshunter.io/developer/1776613345) |

## What reviewers say

### 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


### NHE Mobile

[App page](https://appshunter.io/ios/app/nhe-mobile/id6737477673)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Flatness free?

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

### Is NHE Mobile free?

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

### Do Flatness or NHE Mobile have ads?

Neither Flatness nor NHE Mobile shows ads.

### Which is updated more often, Flatness or NHE Mobile?

Flatness ships an update every 16 months, and NHE Mobile weekly. Most recently, Flatness was updated on October 17, 2026 and NHE Mobile on October 2, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*