# arDef vs Tracel

The clearest difference is iOS requirement: arDef at 14.0 against Tracel's 17.0. 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 Tracel sells 2 in-app purchases, starting at $0.99 per month. Whichever you choose, the download price is not the number that matters.

arDef ships an update every 6 days, Tracel weekly. Both last shipped on October 24, 2026.

## The numbers

| Metric | arDef | Tracel |
| --- | --- | --- |
| 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** | Weekly |
| Monetization | Free with in-app purchases | — |
| Size | 51 MB | 13 MB |
| Requires iOS | **14.0** | 17.0 |
| Devices | iPhone, iPod | **iPhone, iPad, Mac** |
| Age rating | 4+ | 9+ |
| Developer | [ANALYTIC SERVICES LTD](https://appshunter.io/developer/1537074268) | [喻樵 焦](https://appshunter.io/developer/6792005669) |

## 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 |


### Tracel

[App page](https://appshunter.io/ios/app/tracel/id6796168954)

**Features:** Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Trace - 迹录 月订阅 | $0.99 | per month |
| Trace - 迹录 年订阅 | $3.99 | per year |


## Frequently asked questions

### Is arDef free?

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

### Is Tracel free?

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

### Do arDef or Tracel have ads?

Neither arDef nor Tracel shows ads.

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

arDef ships an update every 6 days, and Tracel weekly. Most recently, arDef was updated on October 24, 2026 and Tracel on October 24, 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.*