# Atlas Security vs Do4SA

Atlas Security and Do4SA are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

Atlas Security ships an update every 7 months, Do4SA every 8 months. The most recent releases landed on October 5, 2026 and September 22, 2026 respectively.

## The numbers

| Metric | Atlas Security | Do4SA |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.0 (1 ratings)](https://appshunter.io/ios/app/atlas-security/id1302058105/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 7 months** | Every 8 months |
| Monetization | Free | — |
| Size | 53 MB | 21 MB |
| Requires iOS | 13.0 | **12.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Oryx Systems CC](https://appshunter.io/developer/966072104) | [The Code Group CC](https://appshunter.io/developer/1146480826) |

## What reviewers say

### Atlas Security

[App page](https://appshunter.io/ios/app/atlas-security/id1302058105)

Transform your mobile device into a personal home alarm management system. Connect directly to your security provider for instant updates on monitored premises. This app offers cutting-edge mobile security.

**Highlights:** Mobile alarm management system, Connects to security provider, Instant activity notifications, Personal home security

**Features:** Vision Pro support

**In-app purchases:** none


### Do4SA

[App page](https://appshunter.io/ios/app/do4sa/id1379000854)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Atlas Security free?

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

### Is Do4SA free?

Do4SA is free to download, with no in-app purchases.

### Do Atlas Security or Do4SA have ads?

Neither Atlas Security nor Do4SA shows ads.

### Which is updated more often, Atlas Security or Do4SA?

Atlas Security ships an update every 7 months, and Do4SA every 8 months. Most recently, Atlas Security was updated on October 5, 2026 and Do4SA on September 22, 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.*