# Impedance Calculators vs Electronics Tools & Calculator

The clearest difference is rating: Impedance Calculators at 5.0 against Electronics Tools & Calculator's 4.0. Electronics Tools & Calculator's advantage is in-app purchases (none vs 1) and update cadence (every 2 months vs every 21 months). On price, ratings volume, ads and device support there is nothing between them.

Both are free to download. Impedance Calculators sells 1 one-off in-app purchase. Electronics Tools & Calculator asks for nothing beyond the download.

Impedance Calculators holds the better App Store score, 5.0 against 4.0. Both are backed by a comparable volume of ratings — 12 and 16 respectively.

Impedance Calculators ships an update every 21 months, Electronics Tools & Calculator every 2 months. The most recent releases landed on August 30, 2026 and September 9, 2026 respectively.

## The numbers

| Metric | Impedance Calculators | Electronics Tools & Calculator |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (12 ratings)](https://appshunter.io/ios/app/impedance-calculators/id1571901358/reviews)** | [4.0 (16 ratings)](https://appshunter.io/ios/app/electronics-tools-and-calculator/id1581885136/reviews) |
| Number of ratings | 12 | **16** |
| Positive reviews | — | 16.7% of reviews |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | Every 21 months | **Every 2 months** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 8 MB | 63 MB |
| Requires iOS | 16.0 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [V PUGAZHENTHI](https://appshunter.io/developer/491898049) | [Anas Abubakar](https://appshunter.io/developer/1581534101) |

## What reviewers say

### Impedance Calculators

[App page](https://appshunter.io/ios/app/impedance-calculators/id1571901358)

This app provides 8 calculators for electrical impedance calculations. It covers various combinations of resistors, inductors, and capacitors in series and parallel circuits, offering formulas and circuit diagrams.

**Highlights:** Series impedance calculator, Parallel impedance calculator, R, L, & C circuit calculations, Includes formulas, Circuit diagrams provided, 8 distinct calculators

**Features:** macOS Compatibility, Family Sharing, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $0.99 | one-time |


### Electronics Tools & Calculator

[App page](https://appshunter.io/ios/app/electronics-tools-and-calculator/id1581885136)

This app serves as a pocket-sized electronics lab, offering a comprehensive reference for components and circuits. It simplifies complex calculations for filters, inductors, and various circuit configurations, aiding both engineers and hobbyists in their design processes.

**Highlights:** Electronic component reference, Electronic circuit reference, Filter design calculators, Inductor winding calculators, Transformer winding calculators, Resistor and capacitor calculations, Ohm's law and power calculations

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Impedance Calculators free?

Impedance Calculators is free to download, with in-app purchases available.

### Is Electronics Tools & Calculator free?

Electronics Tools & Calculator is free to download, with no in-app purchases.

### Which has better reviews, Impedance Calculators or Electronics Tools & Calculator?

Impedance Calculators is rated higher. Impedance Calculators averages 5.0 out of 5 from 12 ratings, while Electronics Tools & Calculator averages 4.0 from 16 ratings.

### Do Impedance Calculators or Electronics Tools & Calculator have ads?

Both Impedance Calculators and Electronics Tools & Calculator show ads.

### Which is updated more often, Impedance Calculators or Electronics Tools & Calculator?

Impedance Calculators ships an update every 21 months, and Electronics Tools & Calculator every 2 months. Most recently, Impedance Calculators was updated on August 30, 2026 and Electronics Tools & Calculator on September 9, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*