# Nanoprecise DIY vs Flatness

The clearest difference is update cadence: Nanoprecise DIY at monthly against Flatness's every 16 months. Flatness's advantage is iOS requirement (12.0 vs 15.6). On price, rating, ratings volume and ads there is nothing between them.

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

On the App Store both sit at effectively the same score — 5.0 for Nanoprecise DIY against 5.0 for Flatness. Both are backed by a comparable volume of ratings — 2 and 1 respectively.

Nanoprecise DIY ships an update monthly, Flatness every 16 months. The most recent releases landed on October 13, 2026 and October 21, 2026 respectively.

## The numbers

| Metric | Nanoprecise DIY | Flatness |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (2 ratings)](https://appshunter.io/ios/app/nanoprecise-diy/id6463207713/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/flatness/id6463624359/reviews) |
| Number of ratings | **2** | 1 |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Monthly** | Every 16 months |
| Monetization | Free | Free |
| Size | 29 MB | 61 MB |
| Requires iOS | 15.6 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Sunil Vedula](https://appshunter.io/developer/1284566005) | [ACOEM Group](https://appshunter.io/developer/1495816959) |

## What reviewers say

### Nanoprecise DIY

[App page](https://appshunter.io/ios/app/nanoprecise-diy/id6463207713)

This tool allows users to configure and manage industrial equipment, including plants, machines, and components. It supports sensor integration for real-time monitoring and provides alerts for maintenance needs.

**Highlights:** Equipment configuration, Rotation control, Sensor integration, Plant and machine management, Equipment and component inventory, Alerts and notifications, User-friendly interface

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

**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 Nanoprecise DIY free?

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

### Is Flatness free?

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

### Which has better reviews, Nanoprecise DIY or Flatness?

Nanoprecise DIY and Flatness are both rated 5.0 out of 5 on the App Store, from 2 and 1 ratings respectively.

### Do Nanoprecise DIY or Flatness have ads?

Neither Nanoprecise DIY nor Flatness shows ads.

### Which is updated more often, Nanoprecise DIY or Flatness?

Nanoprecise DIY ships an update monthly, and Flatness every 16 months. Most recently, Nanoprecise DIY was updated on October 13, 2026 and Flatness on October 21, 2026.

---

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