# arDef vs MM TECHNOLOGIES

The clearest difference is in-app purchases: MM TECHNOLOGIES at none against arDef's 1. MM TECHNOLOGIES also leads on iOS requirement (12.0 vs 14.0). arDef's advantage is update cadence (every 6 days vs every 2 months). On price, ads and device support there is nothing between them.

Both are free to download. arDef sells 1 in-app purchase, starting at $9.99 per 7 days. MM TECHNOLOGIES asks for nothing beyond the download.

arDef ships an update every 6 days, MM TECHNOLOGIES every 2 months. Both last shipped on October 3, 2026.

## The numbers

| Metric | arDef | MM TECHNOLOGIES |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (23 ratings)](https://appshunter.io/ios/app/ardef/id6742397203/reviews)** | — |
| Number of ratings | **23** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 6 days** | Every 2 months |
| Monetization | Free with in-app purchases | — |
| Size | 51 MB | 80 MB |
| Requires iOS | 14.0 | **12.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [ANALYTIC SERVICES LTD](https://appshunter.io/developer/1537074268) | [Intelligent Gadgets Private Limited](https://appshunter.io/developer/1761577361) |

## What reviewers say

### arDef

[App page](https://appshunter.io/ios/app/ardef/id6742397203)

Transform your device into a powerful measuring tool using augmented reality. Accurately measure dimensions, angles, and distances directly through your camera. Ideal for professionals and DIY enthusiasts, it offers intuitive controls and the ability to save and share your measurements.

**Highlights:** Accurate length, height, and width measurements, Precise angle calculations, Seamless distance measurement, 3D space mapping of rooms, Intuitive and user-friendly interface, Save and share measurements

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Subscription | $9.99 | per 7 days |


### MM TECHNOLOGIES

[App page](https://appshunter.io/ios/app/mm-technologies/id6748157412)

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

**In-app purchases:** none


## Frequently asked questions

### Is arDef free?

arDef is free to download, with in-app purchases available.

### Is MM TECHNOLOGIES free?

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

### Do arDef or MM TECHNOLOGIES have ads?

Neither arDef nor MM TECHNOLOGIES shows ads.

### Which is updated more often, arDef or MM TECHNOLOGIES?

arDef ships an update every 6 days, and MM TECHNOLOGIES every 2 months. Most recently, arDef was updated on October 3, 2026 and MM TECHNOLOGIES on October 3, 2026.

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