# Wire Phase vs FireAlarmGuy

The clearest difference is review sentiment: FireAlarmGuy at 100% against Wire Phase's 20%. FireAlarmGuy also leads on price (Free vs $0.99) and rating (5.0 vs 2.8). Wire Phase's advantage is ratings volume (10 vs 2) and iOS requirement (10.0 vs 15.1). On ads, in-app purchases and device support there is nothing between them.

FireAlarmGuy is free to download; Wire Phase costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

FireAlarmGuy holds the better App Store score, 5.0 against 2.8. That said, the two scores are not equally well evidenced: Wire Phase has 10 ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 20% of Wire Phase's written reviews are positive against 100% of FireAlarmGuy's.

Wire Phase ships an update every 57 months, FireAlarmGuy every 2 weeks. The most recent releases landed on October 6, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | Wire Phase | FireAlarmGuy |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | [2.8 (10 ratings)](https://appshunter.io/ios/app/wire-phase/id607866075/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/firealarmguy/id6742727065/reviews)** |
| Number of ratings | **10** | 2 |
| Positive reviews | 20.0% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 57 months | **Every 2 weeks** |
| Monetization | Paid | **Free** |
| Size | 16 MB | 15 MB |
| Requires iOS | **10.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [TRNSFR](https://appshunter.io/developer/472903828) | [Jack Dalton](https://appshunter.io/developer/1799610315) |

## What reviewers say

### Wire Phase

[App page](https://appshunter.io/ios/app/wire-phase/id607866075)

This utility app helps electricians and DIYers quickly identify and number electrical phases in single and three-phase circuits. It provides color codes for common voltage configurations and allows for easy navigation and bookmarking of circuit numbers.

**Highlights:** Identify 120/240 single phase, Identify 120/208 three phase, Identify 277/480 three phase, Endless scrolling interface, Jump to circuit number, Tap to remember place

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

**In-app purchases:** none


### 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


## Frequently asked questions

### Is Wire Phase free?

Wire Phase costs $0.99, with no in-app purchases.

### Is FireAlarmGuy free?

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

### Which has better reviews, Wire Phase or FireAlarmGuy?

FireAlarmGuy is rated higher. Wire Phase averages 2.8 out of 5 from 10 ratings, while FireAlarmGuy averages 5.0 from 2 ratings.

### Do Wire Phase or FireAlarmGuy have ads?

Neither Wire Phase nor FireAlarmGuy shows ads.

### Which is updated more often, Wire Phase or FireAlarmGuy?

Wire Phase ships an update every 57 months, and FireAlarmGuy every 2 weeks. Most recently, Wire Phase was updated on October 6, 2026 and FireAlarmGuy 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.*