Comparison

TVS Diode Array Product Selector vs Electrical & Solar Calculator

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

Head to head
About

TVS Diode Array Product Selector

This app helps you find the right TVS Diode Array for your electronic circuits. It asks a few questions about your application to recommend the best product for ESD and lightning surge protection. You can also request samples and access datasheets.

Highlights
  • Product recommendation based on application needs
  • Sample requests
  • View product information and characteristics
  • Download datasheets
  • Access design resources
Read full description

The Littelfuse TVS Diode Array Product Selector App provides product recommendation based on the response to a few simple questions about your application. TVS Diode Arrays are used to protect sensitive electronic circuits from ESD & Lightning Surge transients. Request samples from Littelfuse, view product information, characteristics, and download datasheet. Additional design resources are available at www.littelfuse.com/spa (http://www.littelfuse.com/spa) or send an e-mail to spa@littelfuse.com

About

Electrical & Solar Calculator

This app provides a suite of tools for electricians, engineers, and solar installers to quickly solve common electrical design and installation problems. It covers wire sizing, voltage drop, circuit breaker sizing, motor calculations, and solar system planning.

Highlights
  • Resistor, capacitor, and inductor circuit calculations
  • Wire sizing and voltage drop analysis
  • Circuit breaker and transformer sizing
  • Motor wiring and power factor correction
  • Solar system planning tools
  • Customizable units (metric/imperial)
Features
Read full description

ElectricCalc Pro is a practical electrical calculator app designed for electricians, electrical engineers, technicians, solar installers, students, and hobbyists. It helps you quickly solve common electrical design and installation problems, including wire sizing, voltage drop, circuit breaker sizing, transformer sizing, motor wiring, resistor and capacitor circuits, and solar system planning. Key Features: Resistor Circuit Calculations Calculate series, parallel, and combination resistor circuits with ease. Capacitor Circuit Calculations Solve series, parallel, and combination capacitor circuits quickly. Inductor Circuit Calculations Work with series and parallel inductor circuits for electrical and electronics projects. Wire Sizing Find the correct wire size or cable size based on load, distance, current, voltage, and installation requirements. Voltage Drop Analysis Calculate voltage drop to help maintain efficient and reliable circuit performance. Circuit Breaker Sizing Choose suitable breaker ratings for safer electrical installations. Transformer Sizing Calculate transformer capacity, current, voltage, and power requirements for electrical systems. Motor Wiring and Motor Calculations Analyze motor current, power, efficiency, horsepower, wiring requirements, and other important motor parameters. Power Factor Correction Calculate capacitor requirements and improve electrical system efficiency. Solar Installation Tools Plan solar electrical systems with helpful calculators for solar panels, batteries, inverters, charge controllers, cable sizing, and related installation needs. Customizable Units Switch between metric and imperial units for flexible calculations. ElectricCalc Pro is built to make electrical calculations faster, clearer, and more reliable. Whether you are working on residential wiring, electrical installation, solar setup, transformer sizing, motor wiring, or circuit design, ElectricCalc Pro gives you useful tools you can use on the spot.

Screenshots

TVS Diode Array Product Selector3 screens
Electrical & Solar Calculator4 screens

Verdict

The call

The clearest difference is review sentiment: TVS Diode Array Product Selector at 100% against Electrical & Solar Calculator's 0%. TVS Diode Array Product Selector also leads on in-app purchases (none vs 1) and ads (none vs shown). Electrical & Solar Calculator's advantage is update cadence (weekly vs every 6 months). On price 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Electrical & Solar Calculator sells 1 one-off in-app purchase. TVS Diode Array Product Selector asks for nothing beyond the download.

UpkeepUpdate frequency

TVS Diode Array Product Selector ships an update every 6 months, Electrical & Solar Calculator weekly. The most recent releases landed on September 30, 2026 and September 27, 2026 respectively.

Scorecard6 real differences · 4 level
TVS Diode Array Product Selector versus Electrical & Solar Calculator: the parameters behind the verdict, then further details
ParameterTVS Diode Array Product SelectorElectrical & Solar Calculator
PriceFreeFree
Rating5.0 (1 ratings) — better—
Positive reviews100.0% of reviews — better0.0% of reviews
Number of ratings1 — better—
Update frequencyEvery 6 monthsWeekly — better
AdsNo — betterYes
In-app purchasesNo — betterYes
MonetizationFree — betterFree with in-app purchases
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS8.4 — better15.0
Further details — not scored
Size8 MB32 MB
Age rating4+4+
DeveloperLittelfuse, Inc.Anas Abubakar

Customer experience

TVS Diode Array Product Selector

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

Electrical & Solar Calculator

Written reviews1 reviews
Positive0.0%
Neutral0.0%
Negative100.0%

In-app purchases

None

TVS Diode Array Product Selector

No in-app purchases

1 purchases

Electrical & Solar Calculator

One-time1
  • Pro ID$2.99

Questions

Is TVS Diode Array Product Selector free?
TVS Diode Array Product Selector is free to download, with no in-app purchases.
Is Electrical & Solar Calculator free?
Electrical & Solar Calculator is free to download, with in-app purchases available.
Do TVS Diode Array Product Selector or Electrical & Solar Calculator have ads?
Electrical & Solar Calculator shows ads; TVS Diode Array Product Selector does not.
Which is updated more often, TVS Diode Array Product Selector or Electrical & Solar Calculator?
TVS Diode Array Product Selector ships an update every 6 months, and Electrical & Solar Calculator weekly. Most recently, TVS Diode Array Product Selector was updated on September 30, 2026 and Electrical & Solar Calculator on September 27, 2026.

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