# Circuitry vs Circuit Simulator

The clearest difference is rating: Circuit Simulator at 4.7 against Circuitry's 3.9. Circuit Simulator also leads on review sentiment (77% vs 51%) and update cadence (every 2 months vs every 4 months). Circuitry's advantage is in-app purchases (none vs 8) and iOS requirement (12.0 vs 15.3). On price, ratings volume, ads and device support there is nothing between them.

Both are free to download. Circuit Simulator sells 8 in-app purchases, starting at $0.99 per month. Circuitry asks for nothing beyond the download.

Circuit Simulator holds the better App Store score, 4.7 against 3.9. Both are backed by a comparable volume of ratings — 156 and 93 respectively. Written reviews point the same way: 51% of Circuitry's written reviews are positive against 77% of Circuit Simulator's.

Circuitry ships an update every 4 months, Circuit Simulator every 2 months. The most recent releases landed on October 21, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | Circuitry | Circuit Simulator |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.9 (156 ratings)](https://appshunter.io/ios/app/circuitry-3d-circuit-builder/id1476733898/reviews) | **[4.7 (93 ratings)](https://appshunter.io/ios/app/circuit-simulator-voltsim/id6736870364/reviews)** |
| Number of ratings | **156** | 93 |
| Positive reviews | 51.4% of reviews | **76.9% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 2 months** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 35 MB | 105 MB |
| Requires iOS | **12.0** | 15.3 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Raffael Kaehn](https://appshunter.io/developer/1234032836) | [Sindhu Gopi](https://appshunter.io/developer/1773585161) |

## What reviewers say

### Circuitry

[App page](https://appshunter.io/ios/app/circuitry-3d-circuit-builder/id1476733898)

Build and simulate electronic circuits in an intuitive 3D environment. This app offers lightning-fast analysis and a user-friendly interface, making complex engineering accessible. Circuits are saved as documents for easy sharing and management across devices.

**Highlights:** 3D circuit building, GPU-accelerated analysis, Intuitive 3D interface, Document-based circuit files, Component placement and connection, Resistor, voltage source, light bulb components

**Features:** Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 💡 Cool game idea
- 👍 Nice and 3D interface
- 🚀 Easy to use and perfect 3D
- 👍 Fun and simple
- 👍 Beautifully visual and interactive

**What reviewers complain about**

- 😞 Missing many components
- 😞 Limited functionality
- 😞 Not useful for professional work
- 😞 Inaccurate electrical simulation
- 😞 App is broken/crashes

**Reported bugs**

- App crashes on launch
- App doesn't work after download
- Blank white screen on opening
- App won't open, only shows a folder
- Lights won't turn on

**Requested features**

- Add more components (diodes, transistors, capacitors, inductors, speakers, microphones, resistors, switches, LEDs, displays, transformers)
- Add labels/names for components
- Add intensity and voltage for cables
- Add undo/redo buttons
- Add tutorials or guidance videos


### Circuit Simulator

[App page](https://appshunter.io/ios/app/circuit-simulator-voltsim/id6736870364)

Design and simulate electronic and digital circuits in real-time. Visualize voltage and current flow, and analyze signals with oscilloscopes and multimeters. Offers a user-friendly experience for circuit design and digital electronic analysis.

**Highlights:** Real-time circuit simulation, Voltage and current analysis, Multichannel oscilloscope, Digital circuit simulation, User-friendly interface, Circuit design tools

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

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Extensions Subscription | $0.99 | per month |
| Sensors Extension | $0.99 | one-time |
| Custom Chips Extension | $1.99 | one-time |
| Instruments extension | $2.99 | one-time |
| Analog Extension | $3.99 | one-time |
| Misc Extension | $3.99 | one-time |
| Digital Extension | $3.99 | one-time |
| Extension Pack | $12.99 | one-time |


## Frequently asked questions

### Is Circuitry free?

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

### Is Circuit Simulator free?

Circuit Simulator is free to download, with in-app purchases available.

### Which has better reviews, Circuitry or Circuit Simulator?

Circuit Simulator is rated higher. Circuitry averages 3.9 out of 5 from 156 ratings, while Circuit Simulator averages 4.7 from 93 ratings.

### Do Circuitry or Circuit Simulator have ads?

Neither Circuitry nor Circuit Simulator shows ads.

### Which is updated more often, Circuitry or Circuit Simulator?

Circuitry ships an update every 4 months, and Circuit Simulator every 2 months. Most recently, Circuitry was updated on October 21, 2026 and Circuit Simulator on October 30, 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.*