# Ajax Security System vs NEA SMART 2.0

The clearest difference is review sentiment: Ajax Security System at 73% against NEA SMART 2.0's 15%. Ajax Security System also leads on update cadence (fortnightly vs every 3 months). NEA SMART 2.0's advantage is iOS requirement (14.0 vs 18.0). On price, ads, in-app purchases and monetization model there is nothing between them.

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

Ajax Security System ships an update fortnightly, NEA SMART 2.0 every 3 months. The most recent releases landed on October 20, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | Ajax Security System | NEA SMART 2.0 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.4 (273 ratings)](https://appshunter.io/ios/app/ajax-security-system/id1063166247/reviews)** | — |
| Number of ratings | **273** | — |
| Positive reviews | **72.9% of reviews** | 14.7% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 3 months |
| Monetization | Free | Free |
| Size | 745 MB | 46 MB |
| Requires iOS | 18.0 | **14.0** |
| Devices | iPhone, Apple TV, Apple Watch | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Ajax Systems Inc](https://appshunter.io/developer/1063166246) | [REHAU AG + Co](https://appshunter.io/developer/384888586) |

## 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


### NEA SMART 2.0

[App page](https://appshunter.io/ios/app/nea-smart-20/id1478706549)

Control your home's indoor climate remotely for enhanced comfort and energy savings. This app offers intelligent scheduling, room-specific temperature adjustments, and smart features like window open detection and weather-based predictions.

**Highlights:** Individual room temperature control, Smart schedules, Insights & Statistics, Quick actions, Window open detection, Predictive temperature adjustment, Location based control

**Features:** 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 NEA SMART 2.0 free?

NEA SMART 2.0 is free to download, with no in-app purchases.

### Do Ajax Security System or NEA SMART 2.0 have ads?

Neither Ajax Security System nor NEA SMART 2.0 shows ads.

### Which is updated more often, Ajax Security System or NEA SMART 2.0?

Ajax Security System ships an update fortnightly, and NEA SMART 2.0 every 3 months. Most recently, Ajax Security System was updated on October 20, 2026 and NEA SMART 2.0 on October 16, 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.*