# Electrician vs Operational Amplifiers Pro

The clearest difference is price: Electrician at Free against Operational Amplifiers Pro's $4.99. Operational Amplifiers Pro's advantage is in-app purchases (none vs 2). On rating, ratings volume, update cadence and ads there is nothing between them.

Electrician is free to download; Operational Amplifiers Pro costs $4.99 up front. Electrician sells 2 in-app purchases, starting at $1.99 per month. Operational Amplifiers Pro asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 5.0 for Electrician against 5.0 for Operational Amplifiers Pro. Both are backed by a comparable volume of ratings — 1 and 1 respectively.

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on November 6, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | Electrician | Operational Amplifiers Pro |
| --- | --- | --- |
| Price | **Free** | $4.99 |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/electrician-circuit-toolkit/id466305159/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/operational-amplifiers-pro/id6467253953/reviews) |
| Number of ratings | 1 | 1 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 months | Every 2 months |
| Monetization | Paid | Paid |
| Size | 9 MB | 14 MB |
| Requires iOS | 17.6 | **17.0** |
| Devices | iPhone, iPad | **iPhone, iPad, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [Verosocial Studio](https://appshunter.io/developer/354566841) | [ALG Software Lab](https://appshunter.io/developer/1650561236) |

## What reviewers say

### Electrician

[App page](https://appshunter.io/ios/app/electrician-circuit-toolkit/id466305159)

A comprehensive suite of calculators for electricians and technicians, offering direct inputs and clear outputs for power, impedance, signal, and conversion tasks. Streamline calculations for Ohm's Law, RF/dB, component impedance, and transmission line properties with formula-driven views.

**Highlights:** Ohm's Law Smart Solver, Power in Circuit calculations, dB Converter, Return Loss / VSWR, Impedance (RLC) calculator, Coax Cable Calculator, Skin Depth calculation

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Electric Calc pro monthly | $1.99 | per month |
| Electrical Calculators pro lifetime | $14.99 | one-time |


### Operational Amplifiers Pro

[App page](https://appshunter.io/ios/app/operational-amplifiers-pro/id6467253953)

This app provides interactive calculators and reference information for designing and analyzing op-amp circuits. It offers step-by-step explanations and technical data on popular op-amp series, aiding students and engineers in circuit development and prototyping.

**Highlights:** Interactive op-amp circuit calculators, Step-by-step explanations and formulas, Reference data on op-amps and comparators, Support for 14 languages, Light and dark mode, Advanced calculators and circuit guides (Pro), Full-text search (Pro)

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Electrician free?

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

### Is Operational Amplifiers Pro free?

Operational Amplifiers Pro costs $4.99, with no in-app purchases.

### Which has better reviews, Electrician or Operational Amplifiers Pro?

Electrician and Operational Amplifiers Pro are both rated 5.0 out of 5 on the App Store, from 1 and 1 ratings respectively.

### Do Electrician or Operational Amplifiers Pro have ads?

Neither Electrician nor Operational Amplifiers Pro shows ads.

### Which is updated more often, Electrician or Operational Amplifiers Pro?

Electrician ships an update every 2 months, and Operational Amplifiers Pro every 2 months. Most recently, Electrician was updated on November 6, 2026 and Operational Amplifiers Pro on November 3, 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.*