Comparison

Electrical Engineering Toolkit vs KMBS

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

Head to head
About

Electrical Engineering Toolkit

This comprehensive toolkit offers a wide range of calculators for electronics design, PCB layout, and RF work. Instantly check formulas, verify lab results, and estimate component values for various engineering tasks.

Highlights
  • Ohm's Law calculator
  • Resistor color code lookup
  • PCB impedance calculation
  • RF power and dB converters
  • Electromechanical calculations
  • Physics and foundation formulas
Features
Read full description

Design faster, check formulas instantly, and get confident answers—whether you’re wiring a prototype, laying out a PCB, or verifying lab results. This all-in-one toolkit brings together the most-used electronics calculators so you don’t have to jump between apps or spreadsheets. Core Circuits & Passives • Ohm’s Law (V, I, R, P) • Resistor color code (through-hole & SMD) • Series/parallel & voltage divider • Capacitance & capacitor impedance (RC) • Inductance/reactance/admittance; coil/loop inductance • Battery life estimation • RMS/peak/peak-to-peak voltage • Decibel (dB) converters for power/voltage levels Analog & RF Essentials • Op-amp gain/voltage and inverting resistor calculators • Impedance matching: π-match and T-match • RF power: ratio/units conversion, PAE, N-way power divider • dB/dBm helpers for quick link-budget math These are the same families of tools engineers rely on for day-to-day analog and RF work. PCB & Signal Integrity (EDA) • Microstrip/stripline impedance (single-ended & differential) • Trace width and max current • Crosstalk (edge/broadside), wire/microstrip inductance These capabilities mirror what dedicated PCB toolkits and online impedance calculators provide—now in one place on your phone. Electromechanical & Power • Lenz’s & Faraday’s laws (induced EMF) • Torque conversion and stepper motor helpers • Flyback SMPS building blocks • Heat sink basics & power density • Peak/peak-to-peak/RMS and power conversions These bridge the gap between bench calculations and real hardware choices. Physics & Foundations • Lorentz force, electrical energy, RC time constant, LC tank resonance—handy checks for labs and exams alike. Why this app? • Comprehensive: from Ohm’s Law and resistor codes to PCB impedance and RF power—covering the everyday set engineers actually use. • Built for speed: clean inputs, clear results, and units you expect. • For everyone: students learning the basics, makers iterating quickly, and professionals verifying designs. Perfect for: electronics labs, field service, ham/RF projects, PCB layout checks, audio/dB work, and rapid “sanity-check” calculations during reviews. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

KMBS

Features
Read full description

The KMBS (Kudumba Mitra Benevolent Society) application is a dedicated platform designed specifically for members of Bharathiya Vyapari Vyavavasayi Sangh. Its primary purpose is to provide a structured, transparent, and compassionate system of financial support to the families of members in the unfortunate event of their passing. At its core, the application operates on the principle of collective responsibility and mutual aid. When a registered BVVS member passes away, the system facilitates contributions from fellow members, ensuring that the bereaved family receives timely financial assistance. This transforms individual contributions into a meaningful support network, easing the financial burden during difficult times. The app typically includes features such as member registration and verification, notifications about contributions required, secure payment integration for seamless transactions, and real-time tracking of funds collected and disbursed. It may also maintain records of contributions, ensuring accountability and transparency within the community. By leveraging digital technology, the KMBS application strengthens the sense of unity among BVVS members, enabling them to support one another efficiently and reliably. Ultimately, it reflects a community-driven approach where members stand together, ensuring that no family is left unsupported in times of loss.

Screenshots

Electrical Engineering Toolkit4 screens
KMBS4 screens

Verdict

The call

The clearest difference is in-app purchases: KMBS at none against Electrical Engineering Toolkit's 3. On price, ads, device support and iOS requirement 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 Engineering Toolkit sells 3 in-app purchases, starting at $0.99 per month. KMBS asks for nothing beyond the download.

Scorecard1 real difference · 8 level
Electrical Engineering Toolkit versus KMBS: the parameters behind the verdict, then further details
ParameterElectrical Engineering ToolkitKMBS
PriceFreeFree
Rating5.0 (1 ratings) — better—
Number of ratings1 — better—
Update frequencyEvery 9 months—
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS16.215.6 — better
Further details — not scored
Size12 MB37 MB
Age rating4+4+
DeveloperVladislav ZhirnovBharathiTech

In-app purchases

3 purchases

Electrical Engineering Toolkit

Subscriptions2
  • Full version / monthly$0.991 Month
  • Full version / year$3.991 Year
One-time1
  • Support project, remove ADS$5.99
None

KMBS

No in-app purchases

Questions

Is Electrical Engineering Toolkit free?
Electrical Engineering Toolkit is free to download, with in-app purchases available.
Is KMBS free?
KMBS is free to download, with no in-app purchases.
Do Electrical Engineering Toolkit or KMBS have ads?
Neither Electrical Engineering Toolkit nor KMBS shows ads.

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