# arDef vs Deario

The clearest difference is iOS requirement: arDef at 14.0 against Deario's 18.0. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. arDef sells 1 in-app purchase, starting at $9.99 per 7 days and Deario sells 3 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

arDef ships an update every 6 days, Deario every 4 days. Both last shipped on October 3, 2026.

## The numbers

| Metric | arDef | Deario |
| --- | --- | --- |
| 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 | Yes |
| Ads | No | No |
| Update frequency | Every 6 days | **Every 4 days** |
| Monetization | Free with in-app purchases | — |
| Size | 51 MB | 5 MB |
| Requires iOS | **14.0** | 18.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [ANALYTIC SERVICES LTD](https://appshunter.io/developer/1537074268) | [Dima Kryzhanovsky](https://appshunter.io/developer/1874651810) |

## 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 |


### Deario

[App page](https://appshunter.io/ios/app/deario/id6762224226)

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Coffee | $0.99 | one-time |
| Snack | $2.99 | one-time |
| Meal | $4.99 | one-time |


## Frequently asked questions

### Is arDef free?

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

### Is Deario free?

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

### Do arDef or Deario have ads?

Neither arDef nor Deario shows ads.

### Which is updated more often, arDef or Deario?

arDef ships an update every 6 days, and Deario every 4 days. Most recently, arDef was updated on October 3, 2026 and Deario 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.*