# Lexington Alarm Systems vs Nexa Platform

The clearest difference is update cadence: Nexa Platform at every 6 days against Lexington Alarm Systems's every 10 months. Nexa Platform also leads on ratings volume (12 vs 3). Lexington Alarm Systems's advantage is device support (3 vs 1) and iOS requirement (10.0 vs 16.0). 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 — 5.0 for Lexington Alarm Systems against 5.0 for Nexa Platform. Both are backed by a comparable volume of ratings — 3 and 12 respectively.

Lexington Alarm Systems ships an update every 10 months, Nexa Platform every 6 days. The most recent releases landed on November 2, 2026 and November 4, 2026 respectively.

## The numbers

| Metric | Lexington Alarm Systems | Nexa Platform |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (3 ratings)](https://appshunter.io/ios/app/lexington-alarm-systems/id1326326422/reviews) | [5.0 (12 ratings)](https://appshunter.io/ios/app/nexa-platform/id6523428563/reviews) |
| Number of ratings | 3 | **12** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 10 months | **Every 6 days** |
| Monetization | Free | Free |
| Size | 81 MB | 101 MB |
| Requires iOS | **10.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Wayne Alarm Systems](https://appshunter.io/developer/1150523838) | [Watts Water Technologies](https://appshunter.io/developer/844447908) |

## What reviewers say

### Lexington Alarm Systems

[App page](https://appshunter.io/ios/app/lexington-alarm-systems/id1326326422)

This mobile application provides remote control for your enabled alarm system. Arm or disarm your system, connect to a monitoring center, request service, and view video feeds. It aims to enhance your safety, security, and convenience.

**Highlights:** Remote arming and disarming, Immediate connection to monitoring center, Service requests, Bill payment, Video feed viewing (Total Connect & OpenEye)

**Features:** macOS Compatibility

**In-app purchases:** none


### Nexa Platform

[App page](https://appshunter.io/ios/app/nexa-platform/id6523428563)

This intelligent platform provides commercial buildings with comprehensive water management. It offers visibility and control over water systems, helping to reduce risks of water damage, improve efficiency, and achieve sustainability goals by conserving water and energy.

**Highlights:** Water system visibility and control, Risk reduction for water damage, Efficiency improvement for water assets, Sustainability achievement tracking, Water and energy conservation

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

**In-app purchases:** none


## Frequently asked questions

### Is Lexington Alarm Systems free?

Lexington Alarm Systems is free to download, with no in-app purchases.

### Is Nexa Platform free?

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

### Which has better reviews, Lexington Alarm Systems or Nexa Platform?

Lexington Alarm Systems and Nexa Platform are both rated 5.0 out of 5 on the App Store, from 3 and 12 ratings respectively.

### Do Lexington Alarm Systems or Nexa Platform have ads?

Neither Lexington Alarm Systems nor Nexa Platform shows ads.

### Which is updated more often, Lexington Alarm Systems or Nexa Platform?

Lexington Alarm Systems ships an update every 10 months, and Nexa Platform every 6 days. Most recently, Lexington Alarm Systems was updated on November 2, 2026 and Nexa Platform 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.*