# Defentry vs AustenTel ACS

The clearest difference is update cadence: AustenTel ACS at every 2 months against Defentry's every 8 months. Defentry's advantage is device support (3 vs 1) and iOS requirement (15.1 vs 17.0). On price, ads and in-app purchases there is nothing between them.

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

Defentry ships an update every 8 months, AustenTel ACS every 2 months. The most recent releases landed on October 26, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Defentry | AustenTel ACS |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (3 ratings)](https://appshunter.io/ios/app/austentel-acs/id6444466517/reviews)** |
| Number of ratings | — | **3** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 8 months | **Every 2 months** |
| Monetization | — | Free |
| Size | 37 MB | 5 MB |
| Requires iOS | **15.1** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Defentry AB](https://appshunter.io/developer/1359608671) | [Austen Consultants, LLC](https://appshunter.io/developer/1654860193) |

## What reviewers say

### Defentry

[App page](https://appshunter.io/ios/app/defentry/id1464890898)

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

**In-app purchases:** none


### AustenTel ACS

[App page](https://appshunter.io/ios/app/austentel-acs/id6444466517)

This communication app allows users to make free calls to other users of the platform. It supports HD voice and video, push notifications, and functions as a SIP softphone.

**Highlights:** SIP softphone functionality, Push notifications, HD voice and video support, Free calling between app users

**In-app purchases:** none


## Frequently asked questions

### Is Defentry free?

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

### Is AustenTel ACS free?

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

### Do Defentry or AustenTel ACS have ads?

Neither Defentry nor AustenTel ACS shows ads.

### Which is updated more often, Defentry or AustenTel ACS?

Defentry ships an update every 8 months, and AustenTel ACS every 2 months. Most recently, Defentry was updated on October 26, 2026 and AustenTel ACS on October 24, 2026.

---

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