Comparison

EngiCalc Toolkit vs Coil Toolkit Pro

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

Head to head
About

EngiCalc Toolkit

Features
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EngiCalc Engineering Toolkit is a professional collection of engineering calculators, converters, reference tables and technical notes for electronics, PCB design, RF engineering and embedded development. Features: • Electronics calculators • RF and antenna tools • PCB design utilities • Unit converters • Engineering reference tables • ESP32 and STM32 references • Technical engineering notes • Calculation history • Favorites • PDF export • Dark professional interface Designed for electronics engineers, PCB designers, RF specialists, students and embedded developers. EngiCalc works offline and provides fast access to engineering calculations and references wherever you are.

About

Coil Toolkit Pro

Features
Read full description

Coil Calculator is a powerful and easy-to-use inductance calculator designed for engineers, electronics hobbyists, HAM radio operators, students, and DIY enthusiasts. Quickly calculate the inductance, number of turns, wire length, coil dimensions, and other essential parameters for a wide variety of coil types. Whether you're designing RF circuits, audio crossovers, wireless power systems, or custom inductors, Coil Calculator helps you achieve accurate results in seconds. Key Features: • Single-Layer Air Core Coil Calculator • Multi-Layer Air Core Coil Calculator • Ferrite Toroid Inductor Calculator • Ferrite Choke Calculator • Flat Spiral Coil Calculator • PCB Coil Calculator • Inductance and Turns Calculation • Wire Length and Coil Dimension Estimation • Fast, Accurate, and Easy-to-Use Interface • Ideal for RF, Audio, Electronics, and DIY Projects • Works Offline – No Internet Required Perfect For: • HAM Radio Operators • Electronics Engineers • Electrical Engineering Students • Audio Enthusiasts • Makers and DIY Builders • Circuit Designers and Hobbyists Whether you need to calculate the required turns for a target inductance or determine the inductance of an existing coil, Coil Calculator provides reliable results to simplify your design process. Download Coil Calculator today and build better inductors with confidence.

Screenshots

EngiCalc Toolkit4 screens
Coil Toolkit Pro4 screens

Verdict

The call

The clearest difference is iOS requirement: Coil Toolkit Pro at 13.0 against EngiCalc Toolkit's 26.2. 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 · 4 level
EngiCalc Toolkit versus Coil Toolkit Pro: the parameters behind the verdict, then further details
ParameterEngiCalc ToolkitCoil Toolkit Pro
PriceFreeFree
AdsNoNo
In-app purchasesNoNo
DevicesiPhone, iPadiPhone, iPod
Requires iOS26.213.0 — better
Further details — not scored
Size7 MB29 MB
Age rating9+4+
DeveloperРоман BurmistrovMamta Kevadiya

In-app purchases

None

EngiCalc Toolkit

No in-app purchases

None

Coil Toolkit Pro

No in-app purchases

Questions

Is EngiCalc Toolkit free?
EngiCalc Toolkit is free to download, with no in-app purchases.
Is Coil Toolkit Pro free?
Coil Toolkit Pro is free to download, with no in-app purchases.
Do EngiCalc Toolkit or Coil Toolkit Pro have ads?
Neither EngiCalc Toolkit nor Coil Toolkit Pro shows ads.

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