Comparison

Voltage Drop Calculator. vs Arc Flash Label Maker

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Voltage Drop Calculator.

Calculate voltage drop and wire size using both NEC and IEC standards. Supports various load types, conductor materials, and system configurations. Generates detailed reports for electricians, engineers, and contractors.

Highlights
  • NEC and IEC dual standards
  • Voltage drop and wire sizing calculations
  • Support for continuous load and corrections
  • Copper or Aluminum conductor options
  • Single-phase and three-phase systems
  • Automatic compliance checks
  • PDF report generation
Features
Read full description

Perform accurate Voltage Drop and Wire Sizing calculations for both NEC® (National Electrical Code) and IEC standards. Built for electricians, engineers, and contractors who need reliable results on the go. Voltage Drop Calculator • Dual standards: Switch between NEC (AWG/Imperial) and IEC (mm²/Metric) • Enter voltage, current, run length, and power factor • Supports continuous load (125%), grouping, and ambient temperature corrections • Copper or Aluminum conductors for single-phase and three-phase systems • Detailed results including ampacity, derating, voltage drop, and load voltage • Automatic compliance checks (e.g., ≤ 3% for branch circuits) Wire Size Calculator (Reverse) • Calculates required wire size for a target voltage drop % • Suggests optimal AWG, kcmil, or mm² • Uses NEC Chapter 9, Table 9 (AC impedance) with DC fallback Professional Tools • Wire converter (AWG/kcmil ↔ mm²) • Generate and share PDF reports • Handy electrical formula cards • Localized in English, Spanish, French, German, Italian, Dutch, Portuguese, and Chinese

About

Arc Flash Label Maker

Quickly create, send, and print arc flash labels. This utility app simplifies the process of generating essential safety labels for electrical equipment.

Highlights
  • Create arc flash labels
  • Send labels
  • Print labels
  • User-friendly interface
Features
Read full description

Easy way to make/send/print Arc Flash Labels Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/"

Screenshots

Voltage Drop Calculator.4 screens
Arc Flash Label Maker4 screens

Verdict

The call

The clearest difference is ads: Arc Flash Label Maker at none against Voltage Drop Calculator.'s shown. Arc Flash Label Maker also leads on rating (5.0 vs 4.6) and monetization model (free vs free with in-app purchases). Voltage Drop Calculator.'s advantage is ratings volume (415 vs 2). On price, in-app purchases, device support and iOS requirement 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Voltage Drop Calculator. sells 1 one-off in-app purchase and Arc Flash Label Maker sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

Arc Flash Label Maker holds the better App Store score, 5.0 against 4.6. That said, the two scores are not equally well evidenced: Voltage Drop Calculator. has 415 ratings behind it against 2, so its average is the more settled of the two.

Scorecard4 real differences · 6 level
Voltage Drop Calculator. versus Arc Flash Label Maker: the parameters behind the verdict, then further details
ParameterVoltage Drop Calculator.Arc Flash Label Maker
PriceFreeFree
Rating4.6 (415 ratings)5.0 (2 ratings) — better
Positive reviews33.3% of reviews—
Number of ratings415 — better2
Update frequencyEvery 3 months—
AdsYesNo — better
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree — better
DevicesiPhone, iPad — betteriPhone
Requires iOS17.616.4 — better
Further details — not scored
Size51 MB1 MB
Age rating4+4+
DeveloperV PUGAZHENTHIKaibaWare LLC

In-app purchases

1 purchases

Voltage Drop Calculator.

One-time1
  • Go Pro$4.99
1 purchases

Arc Flash Label Maker

One-time1
  • Remove Watermark$0.99

Questions

Is Voltage Drop Calculator. free?
Voltage Drop Calculator. is free to download, with in-app purchases available.
Is Arc Flash Label Maker free?
Arc Flash Label Maker is free to download, with in-app purchases available.
Which has better reviews, Voltage Drop Calculator. or Arc Flash Label Maker?
Arc Flash Label Maker is rated higher. Voltage Drop Calculator. averages 4.6 out of 5 from 415 ratings, while Arc Flash Label Maker averages 5.0 from 2 ratings.
Do Voltage Drop Calculator. or Arc Flash Label Maker have ads?
Voltage Drop Calculator. shows ads; Arc Flash Label Maker does not.

Other comparisons