# MEAX Pen vs Flatness

The clearest difference is rating: Flatness at 5.0 against MEAX Pen's 1.0. MEAX Pen's advantage is iOS requirement (9.0 vs 12.0). On price, ratings volume, update cadence 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.

Flatness holds the better App Store score, 5.0 against 1.0. Both are backed by a comparable volume of ratings — 1 and 1 respectively.

MEAX Pen ships an update every 12 months, Flatness every 16 months. The most recent releases landed on June 24, 2026 and June 10, 2026 respectively.

## The numbers

| Metric | MEAX Pen | Flatness |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.0 (1 ratings)](https://appshunter.io/ios/app/meax-pen/id1226340941/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/flatness/id6463624359/reviews)** |
| Number of ratings | 1 | 1 |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 12 months** | Every 16 months |
| Monetization | Free | Free |
| Size | 169 MB | 61 MB |
| Requires iOS | **9.0** | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Acoem AB](https://appshunter.io/developer/814598470) | [ACOEM Group](https://appshunter.io/developer/1495816959) |

## What reviewers say

### MEAX Pen

[App page](https://appshunter.io/ios/app/meax-pen/id1226340941)

This application facilitates high-precision measurements of mechanical components using specialized sensors. It guides users through measurement tasks, simplifies result evaluation, and allows for easy documentation and sharing of findings. Measurements can be performed safely from a distance.

**Highlights:** High-precision measurements, Run-out and distance measurements, Guided measurement steps, Simplified result evaluation, Easy documentation and sharing, Bluetooth connectivity

**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 MEAX Pen free?

MEAX Pen 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, MEAX Pen or Flatness?

Flatness is rated higher. MEAX Pen averages 1.0 out of 5 from 1 ratings, while Flatness averages 5.0 from 1 ratings.

### Do MEAX Pen or Flatness have ads?

Neither MEAX Pen nor Flatness shows ads.

### Which is updated more often, MEAX Pen or Flatness?

MEAX Pen ships an update every 12 months, and Flatness every 16 months. Most recently, MEAX Pen was updated on June 24, 2026 and Flatness on June 10, 2026.

---

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