Southwire® Conversion Calc vs Arc Flash Label Calculator
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Southwire® Conversion Calc
This utility app facilitates conversions between copper and aluminum electrical wiring. It allows users to calculate pricing, unit of measure, conversion factors, and weight based on product length. The app comes preloaded with numerous cable types for easy calculation.
- Copper to aluminum conversion
- Aluminum to copper conversion
- Pricing unit of measure calculation
- Conversion factor calculation
- Weight per product length calculation
- Preloaded cable data
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Southwire's Conversion Calculator helps to convert copper to aluminum or aluminum to copper, pricing unit of measure, conversion factor and weight per product length. Preloaded with many cables for calculation.
Arc Flash Label Calculator
Calculate and generate arc flash labels for electrical equipment. Input data to produce PDF labels based on NFPA 70E standards, including incident energy and approach boundaries. Supports various circuit breakers, fuses, and voltage levels.
- Arc flash label calculation
- NFPA 70E Annex D.4 methodology
- Support for MCCB, ICCB, LSI, and fuses
- Calculates Incident Energy, Arc Flash Boundary, Approach Boundaries
- Generates PDF labels (4 per sheet)
- Supports low, medium, and high voltage equipment
- Custom configurations for gap, distance, and time
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An easy to use develop arc flash label calculator and label generator. Input the necessary information into the app and it will generate a PDF label using NFPA 70E Annex D.4 (VAC) arc flash label calculations & methodology. Support for circuit breakers: MCCB, ICCB & LSI (Electronic LVPCB) and fuses by Cooper Bussmann and Ferraz-Shawmut including Classes: RK1, RK5, L, J, CC, T & H. Wide support for different overcurrent protection devices and pre-programmed models are setup for easy use. Custom configurations are supported by adjustments conductor gap, working distance and arcing time. Arc flash label calculates and includes: Incident Energy [cal/cm^2], Arc Flash Boundary, Limited Approach Boundary, Restricted Approach Boundary, Hazard Risk Category, voltage and short circuit current. Labels output 4 per sheet using standard 4 label template. Develop arc flash labels for low, medium and high voltage three phase equipment up to 15,000VAC and 1,000VDC. High voltage package required for voltages over 220V. Quick preset options to support major international standards. Requires Mail app configured for outgoing email.
Screenshots
Verdict
The clearest difference is review sentiment: Arc Flash Label Calculator at 50% against Southwire® Conversion Calc's 0%. Arc Flash Label Calculator also leads on update cadence (fortnightly vs every 4 months) and device support (4 vs 1). Southwire® Conversion Calc's advantage is rating (4.2 vs 3.5) and in-app purchases (none vs 1). On price, ratings volume, ads and monetization model 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
Both are free to download. Arc Flash Label Calculator sells 1 one-off in-app purchase. Southwire® Conversion Calc asks for nothing beyond the download.
Southwire® Conversion Calc holds the better App Store score, 4.2 against 3.5. Both are backed by a comparable volume of ratings — 5 and 6 respectively. Written reviews complicate that: 0% of Southwire® Conversion Calc's written reviews are positive against 50% of Arc Flash Label Calculator's, so the app with the better star average is not the one people write more warmly about.
Southwire® Conversion Calc ships an update every 4 months, Arc Flash Label Calculator fortnightly. The most recent releases landed on October 2, 2026 and October 23, 2026 respectively.
| Parameter | Southwire® Conversion Calc | Arc Flash Label Calculator |
|---|---|---|
| Price | Free | Free |
| Rating | 4.2 (5 ratings) — better | 3.5 (6 ratings) |
| Positive reviews | 0.0% of reviews | 50.0% of reviews — better |
| Number of ratings | 5 | 6 — better |
| Update frequency | Every 4 months | Fortnightly — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free | Free |
| Devices | iPhone | iPhone, iPad, iPod, Mac — better |
| Requires iOS | 16.6 | 9.0 — better |
| Further details — not scored | ||
| Size | 7 MB | 20 MB |
| Age rating | 4+ | 4+ |
| Developer | Southwire Company | Octagon Seven LLC |
Customer experience
Southwire® Conversion Calc
Arc Flash Label Calculator
In-app purchases
Southwire® Conversion Calc
No in-app purchases
Arc Flash Label Calculator
- Unlock High Voltage Arc Flash$19.99
Questions
Is Southwire® Conversion Calc free?
Is Arc Flash Label Calculator free?
Which has better reviews, Southwire® Conversion Calc or Arc Flash Label Calculator?
Do Southwire® Conversion Calc or Arc Flash Label Calculator have ads?
Which is updated more often, Southwire® Conversion Calc or Arc Flash Label Calculator?
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