# Resistor Calc+ vs IoT keyes

The clearest difference is review sentiment: Resistor Calc+ at 67% against IoT keyes's 0%. Resistor Calc+ also leads on rating (5.0 vs 3.0). IoT keyes's advantage is ads (none vs shown) and monetization model (free vs ad-supported). On price, ratings volume, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Resistor Calc+ holds the better App Store score, 5.0 against 3.0. Both are backed by a comparable volume of ratings — 5 and 4 respectively. Written reviews point the same way: 67% of Resistor Calc+'s written reviews are positive against 0% of IoT keyes's.

## The numbers

| Metric | Resistor Calc+ | IoT keyes |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (5 ratings)](https://appshunter.io/ios/app/resistor-calc-plus/id1441211200/reviews)** | [3.0 (4 ratings)](https://appshunter.io/ios/app/iot-keyes/id1487578236/reviews) |
| Number of ratings | **5** | 4 |
| Positive reviews | **66.7% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 2 months | — |
| Monetization | Ad-supported | **Free** |
| Size | 6 MB | 13 MB |
| Requires iOS | 13.0 | **10.1** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [EONSOFT](https://appshunter.io/developer/899851112) | [克俭 左](https://appshunter.io/developer/1449795321) |

## What reviewers say

### Resistor Calc+

[App page](https://appshunter.io/ios/app/resistor-calc-plus/id1441211200)

This utility helps you determine the resistance value of resistors by interpreting their colored bands. It supports 3, 4, 5, and 6 band resistors, visually displaying your selections and the calculated resistance and tolerance.

**Highlights:** Calculates resistance for 3-6 band resistors, Visual band color selection, Displays resistance and tolerance, Aids electronics configuration, User-friendly interface

**Features:** Vision Pro support

**In-app purchases:** none


### IoT keyes

[App page](https://appshunter.io/ios/app/iot-keyes/id1487578236)

This Bluetooth 4.0 application is designed to control smart home products from Keyestudio. It allows users to manage their connected devices through a simple interface.

**Highlights:** Bluetooth 4.0 connectivity, Smart home device control, Keyestudio product compatibility, Simple user interface

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Resistor Calc+ free?

Resistor Calc+ is free to download, with no in-app purchases.

### Is IoT keyes free?

IoT keyes is free to download, with no in-app purchases.

### Which has better reviews, Resistor Calc+ or IoT keyes?

Resistor Calc+ is rated higher. Resistor Calc+ averages 5.0 out of 5 from 5 ratings, while IoT keyes averages 3.0 from 4 ratings.

### Do Resistor Calc+ or IoT keyes have ads?

Resistor Calc+ shows ads; IoT keyes does not.

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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.*