# Resistor Tools vs Electro Port

The clearest difference is in-app purchases: Electro Port at none against Resistor Tools's 1. Resistor Tools's advantage is ratings volume (10 vs 1). On price, rating, ads and device support there is nothing between them.

Both are free to download. Resistor Tools sells 1 one-off in-app purchase. Electro Port asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 5.0 for Resistor Tools against 5.0 for Electro Port. That said, the two scores are not equally well evidenced: Resistor Tools has 10 ratings behind it against 1, so its average is the more settled of the two.

## The numbers

| Metric | Resistor Tools | Electro Port |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (10 ratings)](https://appshunter.io/ios/app/resistor-tools/id826045228/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/electro-port/id6444053417/reviews) |
| Number of ratings | **10** | 1 |
| Positive reviews | 75.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 months | — |
| Monetization | Free with in-app purchases | **Free** |
| Size | 4 MB | 41 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Siu Yuen Ho](https://appshunter.io/developer/814088527) | [UTSOURCE HOLDING COMPANY LIMITED](https://appshunter.io/developer/1076084259) |

## What reviewers say

### Resistor Tools

[App page](https://appshunter.io/ios/app/resistor-tools/id826045228)

This utility app provides a suite of tools for calculating and determining resistor values. It assists hobbyists and engineers with series, parallel, and voltage divider calculations, as well as inverting amplifier gain.

**Highlights:** Series and parallel resistor calculation, Resistor combination finder, Voltage divider ratio and value calculation, Inverting amplifier gain calculation, Save combinations to CSV

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock pro feature | $0.99 | one-time |


### Electro Port

[App page](https://appshunter.io/ios/app/electro-port/id6444053417)

A free utility app for electronics hobbyists offering a suite of tools for calculations and data analysis. It simplifies complex electronic tasks with practical calculators and data sets.

**Highlights:** Color ring resistance calculator, Battery charging time calculation, Battery lifetime calculation, Coil inductance calculation, Capacitor color code calculation, LED circuit power consumption calculation

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Resistor Tools free?

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

### Is Electro Port free?

Electro Port is free to download, with no in-app purchases.

### Which has better reviews, Resistor Tools or Electro Port?

Resistor Tools and Electro Port are both rated 5.0 out of 5 on the App Store, from 10 and 1 ratings respectively.

### Do Resistor Tools or Electro Port have ads?

Neither Resistor Tools nor Electro Port shows ads.

---

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