# Electric Toolkit vs Simple Circuit Builder

The clearest difference is price: Simple Circuit Builder at Free against Electric Toolkit's $5.99. Simple Circuit Builder also leads on update cadence (every 3 weeks vs every 9 months). Electric Toolkit's advantage is rating (4.8 vs 4.0) and ratings volume (288 vs 28). On review sentiment, ads, in-app purchases and monetization model there is nothing between them.

Simple Circuit Builder is free to download; Electric Toolkit costs $5.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Electric Toolkit holds the better App Store score, 4.8 against 4.0. That said, the two scores are not equally well evidenced: Electric Toolkit has 288 ratings behind it against 28, so its average is the more settled of the two. Written reviews complicate that: 45% of Electric Toolkit's written reviews are positive against 53% of Simple Circuit Builder's, so the app with the better star average is not the one people write more warmly about.

Electric Toolkit ships an update every 9 months, Simple Circuit Builder every 3 weeks. The most recent releases landed on October 18, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | Electric Toolkit | Simple Circuit Builder |
| --- | --- | --- |
| Price | $5.99 | **Free** |
| Rating | **[4.8 (288 ratings)](https://appshunter.io/ios/app/electric-toolkit-calculator/id516862639/reviews)** | [4.0 (28 ratings)](https://appshunter.io/ios/app/simple-circuit-builder/id1294616098/reviews) |
| Number of ratings | **288** | 28 |
| Positive reviews | 45.2% of reviews | **52.6% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 9 months | **Every 3 weeks** |
| Monetization | Free | Free |
| Size | 25 MB | 14 MB |
| Requires iOS | 15.6 | **14.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Cyberprodigy LLC](https://appshunter.io/developer/510284906) | [David White](https://appshunter.io/developer/911163945) |

## What reviewers say

### Electric Toolkit

[App page](https://appshunter.io/ios/app/electric-toolkit-calculator/id516862639)

This app provides a comprehensive collection of electrical wiring diagrams and calculators for home projects. It includes various switch and fan wiring configurations, outlet diagrams, and essential calculators for grounding, circuit breakers, and voltage drop, adhering to NEC standards.

**Highlights:** 3-way switch wiring diagrams, Ceiling fan wiring diagrams, GFCI wiring diagrams, Grounding conductor size calculator, Ohms Law calculator, Circuit breaker sizing calculator, Voltage drop calculator, Audio/Video cable pinouts

**Features:** macOS Compatibility

**In-app purchases:** none

**What reviewers like**

- 👍 User-friendly interface
- 💡 Excellent diagrams and schematics
- ✅ Easy to understand pin connections
- 💰 Good value for money (for some)
- 🛠️ Helpful for DIYers and electricians

**What reviewers complain about**

- 📉 Limited content/diagrams
- 💸 Overpriced for basic info
- 🌐 Primarily for USA market
- 🤷 Not enough detail
- 🗑️ Found online for free

**Reported bugs**

- Voltage drop calculator stopped working
- Calculators have non-functional features (delete key, zero, decimal point)
- Incorrect label for 'Circuit Length' in voltage drop calculator

**Requested features**

- More diagrams and schematics
- Ability to create wiring diagrams
- Option to pick installation and auto-layout wiring
- More info about house wiring and residential electrical wiring
- Ability to make printouts


### Simple Circuit Builder

[App page](https://appshunter.io/ios/app/simple-circuit-builder/id1294616098)

This virtual lab offers a hands-on experience for learning about resistors and circuit resistance. Easily build and test series and parallel circuits, measure voltage and current, and understand the impact of component changes in real-time.

**Highlights:** Build circuits with up to eight components, Five component types, Virtual volt and amp meters, Adjustable resistor and voltage values, Real-time circuit analysis, Demonstrates 'Opens' and 'Shorts'

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Electric Toolkit free?

Electric Toolkit costs $5.99, with no in-app purchases.

### Is Simple Circuit Builder free?

Simple Circuit Builder is free to download, with no in-app purchases.

### Which has better reviews, Electric Toolkit or Simple Circuit Builder?

Electric Toolkit is rated higher. Electric Toolkit averages 4.8 out of 5 from 288 ratings, while Simple Circuit Builder averages 4.0 from 28 ratings.

### Do Electric Toolkit or Simple Circuit Builder have ads?

Neither Electric Toolkit nor Simple Circuit Builder shows ads.

### Which is updated more often, Electric Toolkit or Simple Circuit Builder?

Electric Toolkit ships an update every 9 months, and Simple Circuit Builder every 3 weeks. Most recently, Electric Toolkit was updated on October 18, 2026 and Simple Circuit Builder on October 1, 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.*