# Carpentry Formulator vs Electrician's Sidekick

The clearest difference is in-app purchases: Electrician's Sidekick at none against Carpentry Formulator's 1. Electrician's Sidekick also leads on ratings volume (18 vs 4) and iOS requirement (16.0 vs 18.6). Carpentry Formulator's advantage is review sentiment (25% vs 0%). On price, rating, update cadence and ads there is nothing between them.

Both are free to download. Carpentry Formulator sells 1 one-off in-app purchase. Electrician's Sidekick asks for nothing beyond the download.

Carpentry Formulator holds the better App Store score, 3.8 against 3.6. Both are backed by a comparable volume of ratings — 4 and 18 respectively. Written reviews point the same way: 25% of Carpentry Formulator's written reviews are positive against 0% of Electrician's Sidekick's.

Carpentry Formulator ships an update every 2 months, Electrician's Sidekick every 4 months. The most recent releases landed on October 6, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | Carpentry Formulator | Electrician's Sidekick |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.8 (4 ratings)](https://appshunter.io/ios/app/carpentry-formulator/id305583131/reviews)** | [3.6 (18 ratings)](https://appshunter.io/ios/app/electricians-sidekick/id1569068184/reviews) |
| Number of ratings | 4 | **18** |
| Positive reviews | **25.0% of reviews** | 0.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 4 months |
| Monetization | Free | Free |
| Size | 23 MB | 52 MB |
| Requires iOS | 18.6 | **16.0** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Historycentral.com](https://appshunter.io/developer/1744330560) | [IDEAL INDUSTRIES, INC](https://appshunter.io/developer/783643492) |

## What reviewers say

### Carpentry Formulator

[App page](https://appshunter.io/ios/app/carpentry-formulator/id305583131)

This app provides over 150 formulas and dozens of conversions for carpenters and builders. It calculates loads on walls and headers, material quantities for projects, and dimensions for roofing and stairs. It also includes area and volume calculations for various shapes.

**Highlights:** Load calculations for walls and headers, Material quantity estimation (joists, studs, concrete), Roofing and stair dimension calculations, Area and volume formulas for geometric shapes, Dozens of unit conversion tools, Shareable calculation results

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Professional Features | $2.99 | one-time |


### Electrician's Sidekick

[App page](https://appshunter.io/ios/app/electricians-sidekick/id1569068184)

This free tool consolidates essential electrical calculations and reference guides into a single app. It offers precise tools for conduit bending, wire sizing, voltage drop, and conduit fill, designed to enhance fieldwork efficiency and accuracy for professionals. The app functions offline, ensuring constant access to critical information.

**Highlights:** Conduit bending calculator, Wire sizing and voltage drop calculator, Conduit fill calculator, Construction calculator (feet/inches), Electrical wiring color charts, Digital clinometer (level)

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Carpentry Formulator free?

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

### Is Electrician's Sidekick free?

Electrician's Sidekick is free to download, with no in-app purchases.

### Which has better reviews, Carpentry Formulator or Electrician's Sidekick?

Carpentry Formulator is rated higher. Carpentry Formulator averages 3.8 out of 5 from 4 ratings, while Electrician's Sidekick averages 3.6 from 18 ratings.

### Do Carpentry Formulator or Electrician's Sidekick have ads?

Neither Carpentry Formulator nor Electrician's Sidekick shows ads.

### Which is updated more often, Carpentry Formulator or Electrician's Sidekick?

Carpentry Formulator ships an update every 2 months, and Electrician's Sidekick every 4 months. Most recently, Carpentry Formulator was updated on October 6, 2026 and Electrician's Sidekick on October 9, 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.*