Comparison

Electrical Calculator vs FRNET

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

Head to head
About

Electrical Calculator

This app provides over 65 essential electrical calculation tools and formulas for engineers, students, and professionals. It supports both USCS and SI units and includes features like resistor color code conversion and upgraded voltage drop calculations aligned with industry standards.

Highlights
  • Over 65 electrical calculation tools
  • Resistor color code calculators
  • Upgraded voltage drop calculations
  • Wire size calculations
  • Series/parallel circuit calculations
  • Energy cost calculator
  • Unit conversions
Features
Read full description

Electrical Calculator is your all-in-one app for fast, accurate, and essential electrical calculations. Packed with 60+ powerful tools, it's designed for electricians, electrical & electronics engineers, and students. Every calculator includes built-in formulas and supports both USCS and SI units. What's New: • Category filters — find any calculator in seconds with purpose-based groups: Ohm's Law, Wiring & NEC, Power & Phase, Motors, Transformers and more • Refreshed design with a cleaner look Core Calculators: • Voltage, Current, Resistance & Power (Ohm's Law) • kVA to Amps / Amps to kVA (Single & Three Phase) Electrical System Calculators: • Voltage Drop Calculator (per NEC/IEEE standards) • Wire Size Calculations (AWG & mm²) • Power, Current & Horsepower (DC, Single & Three Phase) • Efficiency & Power Factor Calculators • Neutral Current (3-Phase Unbalanced Loads) Transformers & Generators: • Transformer Current, Voltage & Resistance Imbalance • DC Generator Reactance & Impedance: • Inductive & Capacitive Reactance • Resonant Frequency • Characteristic Impedance (Parallel & Coaxial) • Impedance Calculators (R-L-C combinations) Series / Parallel Calculations: • Resistance, Inductance & Capacitance (Series & Parallel) • Unknown Resistance & Capacitance (Series & Parallel) Components: • Resistor Color Code — resistance to color bands and back • Inductor & Capacitor Sizing Formulas Lighting & Energy Tools: • Luminous Intensity, Luminous Flux & Solid Angle • Energy Cost Calculator • Energy Stored in Resistors, Inductors & Capacitors Conversions: • Star ↔ Delta Conversion • Field Strength & Electrical Potential • Resistance, Resistivity, Conductance & Conductivity • Capacitance, Inductance & Charge Density Converters • Power Converter Key Features: • Category filters for fast navigation • Flexible unit selection for inputs and outputs • Full iPad support with split view • Dark Mode and 12 languages • Clean interface for the field, the shop, and the classroom

About

FRNET

Read full description

Introduzione: FRNET è l'applicazione mobile rivoluzionaria sviluppata da Fracarro Radioindustrie Srl, progettata per semplificare la gestione e il monitoraggio dei tuoi impianti. Che tu sia un professionista o un appassionato del settore, FRNET è lo strumento ideale per mantenere i tuoi sistemi sicuri e efficienti. Caratteristiche Principali: Aggiunta e Monitoraggio Impianti: Aggiungi facilmente i tuoi impianti e tienili sotto controllo in tempo reale. Monitora lo stato dei dispositivi e ricevi aggiornamenti istantanei sulle condizioni operative. Notifiche di Allarme: Resta sempre informato con notifiche di allarme in tempo reale. Ricevi avvisi direttamente sul tuo dispositivo mobile per qualsiasi evento critico. Gestione Collaboratori: Invita e gestisci utenti collaboratori negli impianti. Assegna ruoli specifici e condividi l'accesso per una gestione efficiente e collaborativa. Scansione Codice QR e Barcode: Integra la tua attività con la tecnologia QR e barcode. Scansiona facilmente codici per aggiungere nuovi dispositivi o per accedere rapidamente alle informazioni di prodotto. Lettura Etichette: Usa la funzionalità avanzata di lettura etichette per un rapido riconoscimento dei dispositivi e per accedere a specifiche dettagliate. Ricezione News da Fracarro: Rimani aggiornato con le ultime novità e informazioni dal mondo Fracarro. Ricevi notizie e aggiornamenti direttamente nell'app. Sistema di Monitoraggio Personalizzato: Attiva il sistema di monitoraggio per tenere sotto controllo lo stato dei tuoi dispositivi in ogni momento. Perché scegliere FRNET? Con FRNET, la gestione e il monitoraggio dei tuoi impianti non è mai stata così semplice e sicura. L'app è intuitiva, facile da usare e ti offre una panoramica completa delle tue attività, migliorando l'efficienza e riducendo i tempi di intervento. Scarica FRNET ora e porta la gestione dei tuoi impianti a un nuovo livello di eccellenza con Fracarro Radioindustrie Srl.

Screenshots

Electrical Calculator4 screens
FRNET4 screens

Verdict

The call

The clearest difference is price: FRNET at Free against Electrical Calculator's $3.99. FRNET also leads on iOS requirement (12.0 vs 17.6). Electrical Calculator's advantage is update cadence (every 4 months vs every 11 months) and device support. On in-app purchases 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

FRNET is free to download; Electrical Calculator costs $3.99 up front. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Electrical Calculator ships an update every 4 months, FRNET every 11 months. The most recent releases landed on September 18, 2026 and July 6, 2026 respectively.

Scorecard4 real differences · 6 level
Electrical Calculator versus FRNET: the parameters behind the verdict, then further details
ParameterElectrical CalculatorFRNET
Price$3.99Free — better
Rating4.6 (462 ratings) — better—
Positive reviews53.3% of reviews—
Number of ratings462 — better—
Update frequencyEvery 4 months — betterEvery 11 months
AdsNo—
In-app purchasesNoNo
MonetizationFree—
DevicesiPhone, iPad, Mac — better—
Requires iOS17.612.0 — better
Further details — not scored
Size18 MB74 MB
Age rating4+4+
DeveloperV PUGAZHENTHIFRACARRO RADIOINDUSTRIE SRL

Bugs and requests

Electrical Calculator

Reported bugs

3 issues
  • Annoying popup for app update
  • Converter not working
  • App not working on older iPhone models

Requested features

2 requests
  • Include impedance calculators
  • Improve metric region compatibility for AWG cables

FRNET

Not enough reviews yet to summarise bugs or requests.

In-app purchases

None

Electrical Calculator

No in-app purchases

None

FRNET

No in-app purchases

Questions

Is Electrical Calculator free?
Electrical Calculator costs $3.99, with no in-app purchases.
Is FRNET free?
FRNET is free to download, with no in-app purchases.
Which is updated more often, Electrical Calculator or FRNET?
Electrical Calculator ships an update every 4 months, and FRNET every 11 months. Most recently, Electrical Calculator was updated on September 18, 2026 and FRNET on July 6, 2026.

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