# Light vs Alarm Center

The clearest difference is update cadence: Alarm Center at every 2 months against Light's every 4 months. On price, ads, in-app purchases and device support there is nothing between them.

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

Light ships an update every 4 months, Alarm Center every 2 months. The most recent releases landed on October 18, 2026 and October 3, 2026 respectively.

## The numbers

| Metric | Light | Alarm Center |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.1 (74 ratings)](https://appshunter.io/ios/app/light/id533149665/reviews)** | — |
| Number of ratings | **74** | — |
| Positive reviews | 8.2% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 2 months** |
| Monetization | Free | — |
| Size | 64 MB | 111 MB |
| Requires iOS | **15.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Light Servicos de Eletricidade SA](https://appshunter.io/developer/533149668) | [ELMO SERVICE INSTALACOES E COMERCIO LTDA](https://appshunter.io/developer/1539500879) |

## What reviewers say

### Light

[App page](https://appshunter.io/ios/app/light/id533149665)

This app provides a virtual customer service channel for an electricity company in Rio de Janeiro, Brazil. It allows low-voltage customers to request services, manage their accounts, and access payment information conveniently and securely from anywhere.

**Highlights:** Payment proof, Digital invoice signup, Reconnection after disconnection, Debt installment plans, Contract termination, Report power outage, Get barcode, Update registration

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

**In-app purchases:** none


### Alarm Center

[App page](https://appshunter.io/ios/app/alarm-center/id6443451647)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Light free?

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

### Is Alarm Center free?

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

### Do Light or Alarm Center have ads?

Neither Light nor Alarm Center shows ads.

### Which is updated more often, Light or Alarm Center?

Light ships an update every 4 months, and Alarm Center every 2 months. Most recently, Light was updated on October 18, 2026 and Alarm Center on October 3, 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.*