# FireAlarmGuy vs ChargeRight

The clearest difference is in-app purchases: FireAlarmGuy at none against ChargeRight's 1. FireAlarmGuy also leads on ratings volume (8 vs 1). On price, rating, update cadence and ads there is nothing between them.

Both are free to download. ChargeRight sells 1 one-off in-app purchase. FireAlarmGuy asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 5.0 for FireAlarmGuy against 5.0 for ChargeRight. That said, the two scores are not equally well evidenced: FireAlarmGuy has 8 ratings behind it against 1, so its average is the more settled of the two.

FireAlarmGuy ships an update monthly, ChargeRight every 3 weeks. The most recent releases landed on October 30, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | FireAlarmGuy | ChargeRight |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (8 ratings)](https://appshunter.io/ios/app/firealarmguy/id6742727065/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/chargeright/id6755695416/reviews) |
| Number of ratings | **8** | 1 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Monthly | **Every 3 weeks** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 35 MB | 8 MB |
| Requires iOS | 16.4 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Jack Dalton](https://appshunter.io/developer/1799610315) | [JASON LLOYD WALLS](https://appshunter.io/developer/1855640312) |

## What reviewers say

### FireAlarmGuy

[App page](https://appshunter.io/ios/app/firealarmguy/id6742727065)

This utility app provides two essential tools for fire alarm technicians. It features a calculator for determining DMX dip switch settings and a decoder for understanding battery manufacturing date codes, streamlining fieldwork.

**Highlights:** DMX Dip Switch Calculator, Battery Date Code Decoder, Device addressing assistance, Battery production date lookup, Fieldwork simplification

**In-app purchases:** none


### ChargeRight

[App page](https://appshunter.io/ios/app/chargeright/id6755695416)

Determine if your home's electrical panel can support an EV charger with a professional load calculation. Get a clear report based on NEC code, saving you money on unnecessary upgrades.

**Highlights:** EV charger sizing calculator, NEC 220.82 load calculation, AI-powered panel photo analysis, Electrician call script, Shareable assessment report, Homeowner-focused guidance

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| EV Panel Assessment | $16.99 | one-time |


## Frequently asked questions

### Is FireAlarmGuy free?

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

### Is ChargeRight free?

ChargeRight is free to download, with in-app purchases available.

### Which has better reviews, FireAlarmGuy or ChargeRight?

FireAlarmGuy and ChargeRight are both rated 5.0 out of 5 on the App Store, from 8 and 1 ratings respectively.

### Do FireAlarmGuy or ChargeRight have ads?

Neither FireAlarmGuy nor ChargeRight shows ads.

### Which is updated more often, FireAlarmGuy or ChargeRight?

FireAlarmGuy ships an update monthly, and ChargeRight every 3 weeks. Most recently, FireAlarmGuy was updated on October 30, 2026 and ChargeRight on October 11, 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.*