# CNC VMC Simulator vs Circuit Simulator

The clearest difference is price: Circuit Simulator at Free against CNC VMC Simulator's $6.99. Circuit Simulator also leads on rating (4.7 vs 2.9) and review sentiment (73% vs 48%). CNC VMC Simulator's advantage is in-app purchases (none vs 8). On ads, device support and iOS requirement there is nothing between them.

Circuit Simulator is free to download; CNC VMC Simulator costs $6.99 up front. Circuit Simulator sells 8 in-app purchases, starting at $0.99 per month. CNC VMC Simulator asks for nothing beyond the download.

Circuit Simulator holds the better App Store score, 4.7 against 2.9. That said, the two scores are not equally well evidenced: Circuit Simulator has 72 ratings behind it against 9, so its average is the more settled of the two. Written reviews point the same way: 48% of CNC VMC Simulator's written reviews are positive against 73% of Circuit Simulator's.

CNC VMC Simulator ships an update every 3 months, Circuit Simulator every 6 weeks. The most recent releases landed on September 23, 2026 and September 20, 2026 respectively.

## The numbers

| Metric | CNC VMC Simulator | Circuit Simulator |
| --- | --- | --- |
| Price | $6.99 | **Free** |
| Rating | [2.9 (9 ratings)](https://appshunter.io/ios/app/cnc-vmc-simulator/id1614666556/reviews) | **[4.7 (72 ratings)](https://appshunter.io/ios/app/circuit-simulator-voltsim/id6736870364/reviews)** |
| Number of ratings | 9 | **72** |
| Positive reviews | 48.0% of reviews | **72.7% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 6 weeks** |
| Monetization | Paid | **Free with in-app purchases** |
| Size | 43 MB | 103 MB |
| Requires iOS | 16.6 | **15.3** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [旭 陈](https://appshunter.io/developer/6780413573) | [Sindhu Gopi](https://appshunter.io/developer/1773585161) |

## What reviewers say

### CNC VMC Simulator

[App page](https://appshunter.io/ios/app/cnc-vmc-simulator/id1614666556)

This app simulates CNC milling machine operations, allowing users to program and visualize tool paths in 3D. It helps beginners understand G-code programming for mechanical engineering.

**Highlights:** G-code programming editor, 3D tool path visualization, Control program execution, Geometric tool parameter settings, Machined surface visualization, G-code reference guide

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

**In-app purchases:** none


### 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 circuit behavior with tools like oscilloscopes and multimeters. Offers a user-friendly experience for circuit design and digital electronic analysis.

**Highlights:** Real-time electronic circuit simulation, Digital circuit simulation, Voltage and current analysis, Multichannel oscilloscope, Multimeter tools, Circuit design and tuning

**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 CNC VMC Simulator free?

CNC VMC Simulator costs $6.99, with no in-app purchases.

### Is Circuit Simulator free?

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

### Which has better reviews, CNC VMC Simulator or Circuit Simulator?

Circuit Simulator is rated higher. CNC VMC Simulator averages 2.9 out of 5 from 9 ratings, while Circuit Simulator averages 4.7 from 72 ratings.

### Do CNC VMC Simulator or Circuit Simulator have ads?

Neither CNC VMC Simulator nor Circuit Simulator shows ads.

### Which is updated more often, CNC VMC Simulator or Circuit Simulator?

CNC VMC Simulator ships an update every 3 months, and Circuit Simulator every 6 weeks. Most recently, CNC VMC Simulator was updated on September 23, 2026 and Circuit Simulator on September 20, 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.*