Comparison

Electronic Calculator vs Resistor Value Checker

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

Head to head
About

Electronic Calculator

This app provides instant, accurate calculations for electronics students and engineers. It includes tools for Ohm's Law, resistor color codes, voltage dividers, and unit conversions. Designed for ease of use and offline functionality, it offers a professional-grade experience without ads.

Highlights
  • Ohm's Law Calculator
  • Resistor Color Code Decoder
  • Voltage Divider Calculator
  • Smart Unit Converter
  • Offline Functionality
  • Ad-Free Experience
Features
Read full description

Amperio is the essential electronics toolkit every student and engineer needs! Whether you're studying electrical engineering or working on circuit projects, Amperio provides instant, accurate calculations for your everyday electronics needs. KEY FEATURES: Ohm's Law Calculator Calculate voltage, current, resistance, and power with Amperio's intuitive interface. Input any two values and instantly get your results - perfect for circuit analysis and component selection. Resistor Color Code Decoder Never struggle with resistor values again! Amperio's visual color band selector works with 4-band and 5-band resistors. Simply tap the colors and get instant resistance values with tolerance. Voltage Divider Calculator Design and analyze voltage divider circuits instantly! Input any three values (Vin, Vout, R1, R2) and Amperio calculates the missing value - essential for signal conditioning and biasing circuits. Smart Unit Converter Convert between voltage (mV, V, kV), current (μA, mA, A), resistance (Ω, kΩ, MΩ), frequency (Hz, kHz, MHz, GHz), and power units seamlessly. WHY CHOOSE AMPERIO: - Lightning Fast - Instant calculations, no loading screens - Student Friendly - Perfect for homework and lab work - Professional Grade - Accurate formulas engineers trust - Clean Interface - No clutter, just results - Works Offline - Calculate anywhere, anytime - No Ads Ever - Premium experience with lifetime access PERFECT FOR: Electronics engineering students Electrical engineers and technicians Circuit design and analysis Component selection and verification Homework and exam preparation Lab work and projects Electronics hobbyists and makers Amperio transforms complex electronics calculations into simple, instant results. Get the complete professional toolkit for just $3.99 - less than a coffee, but lasts forever! Download Amperio today and experience the fastest way to solve circuit problems on your iPhone. PREMIUM FEATURES INCLUDED: 4 Essential calculators (Ohm's Law, Voltage Divider, Resistor Decoder, Unit Converter) No advertisements ever Offline functionality Lifetime access - pay once, use forever Professional-grade accuracy Coming in Future Updates: Advanced circuit calculators and filter design Calculation history with favorites Photo resistor value recognition Dark mode interface Export and share results One purchase. Four essential tools. Unlimited calculations. Amperio - the smart investment for serious electronics work. --- Learn more: https://amperio.paulcontre.com Terms of Use: https://amperio.paulcontre.com/terms Need help?: help@paulcontre.com EULA: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://amperio.paulcontre.com/privacy

About

Resistor Value Checker

Features
Read full description

Easily identify resistor values using resistor color bands, SMD resistor codes, and resistance calculators. Perfect for students, engineers, technicians, hobbyists, and electronics repair professionals. Resistor Value Checker helps you quickly decode resistor color codes and calculate resistance values with precision. Whether you work with 4-band, 5-band, or 6-band resistors, this app makes resistor identification simple and accurate. Features Resistor Color Code Calculator Decode 4-band resistors Decode 5-band resistors Decode 6-band resistors Instant resistance calculation Tolerance calculation support Use Resistor Value Checker to save time while working on electronic circuits, PCB repair, soldering projects, and electrical calculations.

Screenshots

Electronic Calculator4 screens
Resistor Value Checker4 screens

Verdict

The call

The clearest difference is iOS requirement: Resistor Value Checker at 13.0 against Electronic Calculator's 17.6. On price, 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Scorecard1 real difference · 7 level
Electronic Calculator versus Resistor Value Checker: the parameters behind the verdict, then further details
ParameterElectronic CalculatorResistor Value Checker
PriceFreeFree
Rating5.0 (1 ratings) — better—
Number of ratings1 — better—
AdsNoNo
In-app purchasesNoNo
MonetizationPaid—
DevicesiPhone, iPadiPhone, iPod
Requires iOS17.613.0 — better
Further details — not scored
Size6 MB24 MB
Age rating4+4+
DeveloperPaul ContrerasAjay Gorasiya

In-app purchases

None

Electronic Calculator

No in-app purchases

None

Resistor Value Checker

No in-app purchases

Questions

Is Electronic Calculator free?
Electronic Calculator is free to download, with no in-app purchases.
Is Resistor Value Checker free?
Resistor Value Checker is free to download, with no in-app purchases.
Do Electronic Calculator or Resistor Value Checker have ads?
Neither Electronic Calculator nor Resistor Value Checker shows ads.

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