# Esser ERA vs DoorSec

The clearest difference is iOS requirement: Esser ERA at 8.0 against DoorSec's 13.0. On price, update cadence, 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.

Esser ERA ships an update every 6 months, DoorSec every 4 months. The most recent releases landed on October 24, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | Esser ERA | DoorSec |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/esser-era/id918120579/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 months | **Every 4 months** |
| Monetization | Free | — |
| Size | 82 MB | 12 MB |
| Requires iOS | **8.0** | 13.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Honeywell International, Inc.](https://appshunter.io/developer/311222963) | [Telenot Electronic GmbH](https://appshunter.io/developer/401623741) |

## What reviewers say

### Esser ERA

[App page](https://appshunter.io/ios/app/esser-era/id918120579)

This application connects to specific hardware to monitor and maintain fire alarm equipment. It displays detected events with map integration for quick location identification. The app also provides maintenance tools and allows for control panel functionality.

**Highlights:** Remote monitoring of fire alarm equipment, Event display with map integration, Maintenance functionality, Data export to email/office apps, Fire brigade control panel functionality

**In-app purchases:** none


### DoorSec

[App page](https://appshunter.io/ios/app/doorsec/id1541990693)

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

**In-app purchases:** none


## Frequently asked questions

### Is Esser ERA free?

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

### Is DoorSec free?

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

### Do Esser ERA or DoorSec have ads?

Neither Esser ERA nor DoorSec shows ads.

### Which is updated more often, Esser ERA or DoorSec?

Esser ERA ships an update every 6 months, and DoorSec every 4 months. Most recently, Esser ERA was updated on October 24, 2026 and DoorSec on October 7, 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.*