Comparison

Electronics Toolkit calc vs CalcEngineer

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

Head to head
About

Electronics Toolkit calc

Features
Read full description

Electronics Calculator is a complete engineering toolkit designed to help students, hobbyists, and professionals perform accurate electronic circuit calculations quickly and easily. Whether you are studying electronics, building circuits, or working on design projects, this app provides all the essential calculators you need in one place. Simplify complex formulas, save time on manual calculations, and improve design accuracy with an intuitive and easy-to-use interface. Key Features Ohm’s Law Calculator Instantly calculate voltage, current, resistance, and power for quick circuit analysis. Resistor Color Code Reader Decode resistor color bands to identify resistance values and tolerance with ease. Capacitor & Inductor Calculators Compute capacitance, inductance, energy, charge, and time constants for accurate component selection. LED Resistor Calculator Find the correct resistor value for LED circuits to ensure proper brightness and safe operation. Series & Parallel Resistor Tools Calculate equivalent resistance for complex resistor networks quickly. Voltage & Current Divider Calculators Design efficient circuits by accurately determining voltage and current distribution. Frequency & Timing Calculations Perform essential time and frequency computations for oscillators, timers, and signal circuits. Decibel (dB) Converter Convert power and voltage ratios into decibels for signal and communication analysis. Why Choose Electronics Calculator? Multiple electronics calculators in one app Fast, accurate, and easy-to-use tools Ideal for students, technicians, and engineers Works offline anytime for quick reference Make your electronic calculations faster, easier, and more reliable with Electronics Calculator, the all-in-one companion for circuit design and learning.

About

CalcEngineer

This app provides professional engineering calculations for compressed air systems. It helps engineers and technicians determine CFM requirements, size compressors and tanks, and analyze pressure drops for optimized pneumatic systems.

Highlights
  • CFM Calculator
  • Compressor & Tank Sizing
  • Pressure Drop Analysis
  • Flow Velocity & Pipe Sizing
  • Multiple CFM Entries
  • General Engineering Calculator Suite
Features
Read full description

CalcEngineer - Professional Engineering Calculators The ultimate compressed air system calculator for engineers, technicians, and professionals. Calculate CFM requirements, size compressors and tanks, analyze pressure drops, and optimize your pneumatic systems with engineering-grade precision. KEY FEATURES: • CFM Calculator - Air actuator airflow calculations with real-time results • Compressor Sizing - Size compressors for your specific air demands • Tank Sizing - Calculate air receiver tank requirements and capacity • Pressure Drop Analysis - Determine pressure loss in pipes and fittings • Flow Velocity Calculator - Calculate fluid velocity for optimal system design • Pipe Sizing - Optimize pipe diameter selection for efficiency • Multiple CFM Entries - Add multiple air demands for complex systems • Engineering Calculator Suite - Additional tools for mechanical, electrical, chemical, and thermal engineering PROFESSIONAL TOOLS: • Real-time calculations using industry-standard formulas • Pre-filled values that transfer between calculators • Imperial and metric unit support with automatic conversion • Engineering-grade accuracy for professional applications • Clean, intuitive interface designed for daily use PERFECT FOR: • Industrial engineers and maintenance teams • System designers and consultants • Engineering students and educators • Manufacturing and facility managers • HVAC professionals and technicians Built by Justin Bush | JB CRE8IV - Professional engineering calculation solutions.

Screenshots

Electronics Toolkit calc4 screens
CalcEngineer4 screens

Verdict

The call

The clearest difference is price: CalcEngineer at Free against Electronics Toolkit calc's $4.99. CalcEngineer also leads on update cadence (every 2 days vs every 4 months). Electronics Toolkit calc's advantage is iOS requirement (13.0 vs 17). On 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

CalcEngineer is free to download; Electronics Toolkit calc costs $4.99 up front. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Electronics Toolkit calc ships an update every 4 months, CalcEngineer every 2 days. The most recent releases landed on October 1, 2026 and October 15, 2026 respectively.

Scorecard3 real differences · 7 level
Electronics Toolkit calc versus CalcEngineer: the parameters behind the verdict, then further details
ParameterElectronics Toolkit calcCalcEngineer
Price$4.99Free — better
Rating—5.0 (2 ratings) — better
Positive reviews—100.0% of reviews
Number of ratings—2 — better
Update frequencyEvery 4 monthsEvery 2 days — better
AdsNoNo
In-app purchasesNoNo
Monetization—Free
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS13.0 — better17
Further details — not scored
Size25 MB10 MB
Age rating4+9+
DeveloperKantaben GorasiyaJustin Bush

In-app purchases

None

Electronics Toolkit calc

No in-app purchases

None

CalcEngineer

No in-app purchases

Questions

Is Electronics Toolkit calc free?
Electronics Toolkit calc costs $4.99, with no in-app purchases.
Is CalcEngineer free?
CalcEngineer is free to download, with no in-app purchases.
Do Electronics Toolkit calc or CalcEngineer have ads?
Neither Electronics Toolkit calc nor CalcEngineer shows ads.
Which is updated more often, Electronics Toolkit calc or CalcEngineer?
Electronics Toolkit calc ships an update every 4 months, and CalcEngineer every 2 days. Most recently, Electronics Toolkit calc was updated on October 1, 2026 and CalcEngineer on October 15, 2026.

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