# Atlas Securitas vs MASmobile FLEX

The clearest difference is update cadence: MASmobile FLEX at every 3 weeks against Atlas Securitas's every 3 months. On price, review sentiment, 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.

Atlas Securitas ships an update every 3 months, MASmobile FLEX every 3 weeks. The most recent releases landed on November 7, 2026 and November 4, 2026 respectively.

## The numbers

| Metric | Atlas Securitas | MASmobile FLEX |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.4 (52 ratings)](https://appshunter.io/ios/app/atlas-securitas/id1495985159/reviews)** | — |
| Number of ratings | **52** | — |
| Positive reviews | **7.1% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 3 weeks** |
| Monetization | Free | Free |
| Size | 45 MB | 84 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Securitas Electronic Security, Inc](https://appshunter.io/developer/1495985158) | [Honeywell International, Inc.](https://appshunter.io/developer/311222963) |

## What reviewers say

### Atlas Securitas

[App page](https://appshunter.io/ios/app/atlas-securitas/id1495985159)

This job aid app helps technicians install electronic security systems. It provides easy access to project data and documents to boost productivity and quality for clients.

**Highlights:** Job aid for technicians, Supports electronic security system installation, Access to project data, Access to project documents, Improves productivity, Enhances project quality

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

**In-app purchases:** none


### MASmobile FLEX

[App page](https://appshunter.io/ios/app/masmobile-flex/id1517999227)

Manage customer data, place systems on or off test, and view event and zone history from a mobile device. This app requires MASterMind EX services and is designed for authorized central station personnel and dealers.

**Highlights:** Manage customer data, Place systems on/off test, View system event history, View test history, View system zones, Light and dark interface styles, Biometric login support

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Atlas Securitas free?

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

### Is MASmobile FLEX free?

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

### Do Atlas Securitas or MASmobile FLEX have ads?

Neither Atlas Securitas nor MASmobile FLEX shows ads.

### Which is updated more often, Atlas Securitas or MASmobile FLEX?

Atlas Securitas ships an update every 3 months, and MASmobile FLEX every 3 weeks. Most recently, Atlas Securitas was updated on November 7, 2026 and MASmobile FLEX on November 4, 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.*