# Ajax Security System vs De9De9

The clearest difference is update cadence: De9De9 at every 3 days against Ajax Security System's fortnightly. De9De9 also leads on iOS requirement (15.0 vs 18.0). Ajax Security System's advantage is ratings volume (270 vs 5). On price, rating, 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.

On the App Store both sit at effectively the same score — 4.3 for Ajax Security System against 4.4 for De9De9. That said, the two scores are not equally well evidenced: Ajax Security System has 270 ratings behind it against 5, so its average is the more settled of the two.

Ajax Security System ships an update fortnightly, De9De9 every 3 days. The most recent releases landed on September 23, 2026 and August 21, 2026 respectively.

## The numbers

| Metric | Ajax Security System | De9De9 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.3 (270 ratings)](https://appshunter.io/ios/app/ajax-security-system/id1063166247/reviews) | **[4.4 (5 ratings)](https://appshunter.io/ios/app/de9de9/id6747710951/reviews)** |
| Number of ratings | **270** | 5 |
| Positive reviews | 73.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Fortnightly | **Every 3 days** |
| Monetization | Free | Free |
| Size | 727 MB | 95 MB |
| Requires iOS | 18.0 | **15.0** |
| Devices | iPhone, Apple Watch | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [Ajax Systems Inc](https://appshunter.io/developer/1063166246) | [AVALON LABS](https://appshunter.io/developer/1822537515) |

## What reviewers say

### Ajax Security System

[App page](https://appshunter.io/ios/app/ajax-security-system/id1063166247)

Monitor your home or office security, receive instant alerts, and manage video surveillance and automation from a single interface. Arm/disarm your system, view visual alarm verification, and create custom automation scenarios for enhanced safety and convenience.

**Highlights:** Arm and disarm system remotely, Real-time event monitoring, Instant critical alerts, Visual alarm verification, Automation scenario creation, Mobile panic button, Manage multiple spaces

**Features:** Apple Watch app, Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 🚀 Reliable system
- 👍 Easy to use app
- 🔒 Comprehensive security
- 💡 Convenient remote control
- 🚀 Stable and functional

**What reviewers complain about**

- 🐛 App freezes and crashes
- 👎 Constant updates
- 👎 Limited customization options
- 👎 Compatibility issues with iPad
- 👎 Buggy notifications

**Reported bugs**

- App freezing when accessing notifications
- Geofencing not working as expected
- Delayed response when arming/disarming
- Accidental panic button triggers
- Connectivity issues after WiFi changes

**Requested features**

- Ability to schedule night mode
- More sound options for door chimes
- Improved iPad app experience
- Siri/HomeKit integration
- Customizable alarm volume and notifications


### De9De9

[App page](https://appshunter.io/ios/app/de9de9/id6747710951)

This app connects users with qualified home service professionals in Algeria. Easily book services like plumbing, hairdressing, cleaning, or medical assistance with verified providers. Enjoy transparent pricing, secure payments, and exclusive offers to simplify your daily life.

**Highlights:** Book home services in clicks, Verified and rated professionals, Transparent and affordable pricing, Integrated calendar for organization, Secure online and cash payments, Customer support 7 days a week, Exclusive offers and referral credits

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

**In-app purchases:** none


## Frequently asked questions

### Is Ajax Security System free?

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

### Is De9De9 free?

De9De9 is free to download, with no in-app purchases.

### Which has better reviews, Ajax Security System or De9De9?

De9De9 is rated higher. Ajax Security System averages 4.3 out of 5 from 270 ratings, while De9De9 averages 4.4 from 5 ratings.

### Do Ajax Security System or De9De9 have ads?

Neither Ajax Security System nor De9De9 shows ads.

### Which is updated more often, Ajax Security System or De9De9?

Ajax Security System ships an update fortnightly, and De9De9 every 3 days. Most recently, Ajax Security System was updated on September 23, 2026 and De9De9 on August 21, 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.*