Box Fill Calc vs FireAlarmGuy
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Box Fill Calc
This app simplifies electrical box fill calculations for any job size. It allows users to create and save unlimited calculations, solve for various box sizes, and export results to spreadsheets or print directly. It supports current electrical code standards and includes a built-in construction calculator.
- Unlimited saved calculations
- Solve for custom and compound boxes
- Export results to spreadsheet
- Direct printing via AirPrint
- Supports 2014 NEC and 2012
- Built-in construction calculator
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Box Calc is a fast, easy way to create a schedule of box fill calculations for any size of job or just to perform a single calculation on the fly. Put your pencil down and start making professional, consistent calculations today. - Universal app allows use on both iPad, and iPhone/iPod with single purchase. - Create an unlimited list of calculations that automatically save. - Solve for any size box including custom and compound. - Export your results to a spreadsheet for formatting or printing. - Print directly from the app (requires AirPrint printer). - Support for 2014 NEC and 2012. Built in construction calculator allows intermediate calculations to be performed within the app.
FireAlarmGuy
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.
- DMX Dip Switch Calculator
- Battery Date Code Decoder
- Device addressing assistance
- Battery production date lookup
- Fieldwork simplification
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FireAlarmGuy is the ultimate tool for fire alarm technicians, combining two essential features in one app: DMX Dip Switch Calculator – Instantly find the correct dip switch positions for device addressing. Just enter the address, and get the right settings in seconds. Battery Date Code Decoder – Quickly decode manufacturing date codes for sealed lead-acid (SLA) batteries. Enter the code to determine the production date. Built by a fire alarm tech, for fire alarm techs, FireAlarmGuy makes fieldwork faster and easier. Download now and simplify your job!
Screenshots
Verdict
The clearest difference is price: FireAlarmGuy at Free against Box Fill Calc's $4.99. FireAlarmGuy also leads on rating (5.0 vs 3.2) and review sentiment (100% vs 60%). Box Fill Calc's advantage is iOS requirement (8.0 vs 16.4). On ratings volume, ads, in-app purchases and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
FireAlarmGuy is free to download; Box Fill Calc costs $4.99 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 3.2. Both are backed by a comparable volume of ratings — 5 and 8 respectively. Written reviews point the same way: 60% of Box Fill Calc's written reviews are positive against 100% of FireAlarmGuy's.
Box Fill Calc ships an update every 3 months, FireAlarmGuy monthly. The most recent releases landed on October 24, 2026 and October 30, 2026 respectively.
| Parameter | Box Fill Calc | FireAlarmGuy |
|---|---|---|
| Price | $4.99 | Free — better |
| Rating | 3.2 (5 ratings) | 5.0 (8 ratings) — better |
| Positive reviews | 60.0% of reviews | 100.0% of reviews — better |
| Number of ratings | 5 | 8 — better |
| Update frequency | Every 3 months | Monthly — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Paid | Free — better |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 8.0 — better | 16.4 |
| Further details — not scored | ||
| Size | 18 MB | 35 MB |
| Age rating | 4+ | 4+ |
| Developer | Snappy Appz Inc. | Jack Dalton |
Customer experience
Box Fill Calc
FireAlarmGuy
In-app purchases
Box Fill Calc
No in-app purchases
FireAlarmGuy
No in-app purchases
Questions
Is Box Fill Calc free?
Is FireAlarmGuy free?
Which has better reviews, Box Fill Calc or FireAlarmGuy?
Do Box Fill Calc or FireAlarmGuy have ads?
Which is updated more often, Box Fill Calc or FireAlarmGuy?
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