# Cerrowire Calculators vs Power Conversion Calc

The clearest difference is iOS requirement: Cerrowire Calculators at 8.0 against Power Conversion Calc's 16.0. On price, update cadence, ads 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.

Both ship on a similar rhythm, roughly every 3 months. The most recent releases landed on October 10, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | Cerrowire Calculators | Power Conversion Calc |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (5 ratings)](https://appshunter.io/ios/app/cerrowire-calculators/id1440292951/reviews)** | — |
| Number of ratings | **5** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | Every 3 months |
| Monetization | Free | — |
| Size | 32 MB | 6 MB |
| Requires iOS | **8.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Cerro Wire LLC](https://appshunter.io/developer/546010607) | [Southwire Company](https://appshunter.io/developer/440338423) |

## What reviewers say

### Cerrowire Calculators

[App page](https://appshunter.io/ios/app/cerrowire-calculators/id1440292951)

Calculate conduit fill and size based on NEC guidelines for copper and aluminum building wire. Determine the maximum number of conductors for a given raceway or the required raceway size for specific conductors.

**Highlights:** NEC conduit fill calculations, Conduit sizing for conductors, Supports copper and aluminum wire, Calculates for various raceway types (EMT, PVC, RMC), Based on National Electrical Code®

**Features:** macOS Compatibility

**In-app purchases:** none


### Power Conversion Calc

[App page](https://appshunter.io/ios/app/power-conversion-calc/id6483929959)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Cerrowire Calculators free?

Cerrowire Calculators is free to download, with no in-app purchases.

### Is Power Conversion Calc free?

Power Conversion Calc is free to download, with no in-app purchases.

### Do Cerrowire Calculators or Power Conversion Calc have ads?

Neither Cerrowire Calculators nor Power Conversion Calc shows ads.

### Which is updated more often, Cerrowire Calculators or Power Conversion Calc?

Cerrowire Calculators ships an update every 3 months, and Power Conversion Calc every 3 months. Most recently, Cerrowire Calculators was updated on October 10, 2026 and Power Conversion Calc on October 16, 2026.

---

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