# Complex Number Cruncher vs Resistor Calc+

The clearest difference is rating: Resistor Calc+ at 5.0 against Complex Number Cruncher's 4.3. Resistor Calc+ also leads on review sentiment (67% vs 50%). Complex Number Cruncher's advantage is ads (none vs shown) and monetization model (free vs ad-supported). On price, ratings volume, update cadence and in-app purchases 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 4.3. Both are backed by a comparable volume of ratings — 4 and 5 respectively. Written reviews point the same way: 50% of Complex Number Cruncher's written reviews are positive against 67% of Resistor Calc+'s.

Both ship on a similar rhythm, roughly every 2 months. Both last shipped on October 7, 2026.

## The numbers

| Metric | Complex Number Cruncher | Resistor Calc+ |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.3 (4 ratings)](https://appshunter.io/ios/app/complex-number-cruncher/id1046399105/reviews) | **[5.0 (5 ratings)](https://appshunter.io/ios/app/resistor-calc-plus/id1441211200/reviews)** |
| Number of ratings | 4 | **5** |
| Positive reviews | 50.0% of reviews | **66.7% of reviews** |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 2 months | Every 2 months |
| Monetization | **Free** | Ad-supported |
| Size | 16 MB | 6 MB |
| Requires iOS | **10.3** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Neil Woodcock](https://appshunter.io/developer/836792867) | [EONSOFT](https://appshunter.io/developer/899851112) |

## What reviewers say

### Complex Number Cruncher

[App page](https://appshunter.io/ios/app/complex-number-cruncher/id1046399105)

Perform calculations with complex numbers. Input real and imaginary parts or modulus and argument to find sums, differences, products, or quotients.

**Highlights:** Complex number calculations, Sum, difference, product, quotient, Real and imaginary input, Modulus and argument input, Automatic result calculation

**Features:** macOS Compatibility

**In-app purchases:** none


### 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


## Frequently asked questions

### Is Complex Number Cruncher free?

Complex Number Cruncher is free to download, with no in-app purchases.

### Is Resistor Calc+ free?

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

### Which has better reviews, Complex Number Cruncher or Resistor Calc+?

Resistor Calc+ is rated higher. Complex Number Cruncher averages 4.3 out of 5 from 4 ratings, while Resistor Calc+ averages 5.0 from 5 ratings.

### Do Complex Number Cruncher or Resistor Calc+ have ads?

Resistor Calc+ shows ads; Complex Number Cruncher does not.

### Which is updated more often, Complex Number Cruncher or Resistor Calc+?

Complex Number Cruncher ships an update every 2 months, and Resistor Calc+ every 2 months. Most recently, Complex Number Cruncher was updated on October 7, 2026 and Resistor Calc+ on October 7, 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.*