# Circuit Simulator vs Digital Simulator bitGateLab

The clearest difference is update cadence: Digital Simulator bitGateLab at every 2 days against Circuit Simulator's every 6 weeks. On price, ads, in-app purchases 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 and Digital Simulator bitGateLab sells 3 in-app purchases, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.

Circuit Simulator ships an update every 6 weeks, Digital Simulator bitGateLab every 2 days. The most recent releases landed on October 12, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | Circuit Simulator | Digital Simulator bitGateLab |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (87 ratings)](https://appshunter.io/ios/app/circuit-simulator-voltsim/id6736870364/reviews)** | — |
| Number of ratings | **87** | — |
| Positive reviews | 76.9% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Every 2 days** |
| Monetization | Free with in-app purchases | — |
| Size | 103 MB | 47 MB |
| Requires iOS | 15.3 | **15.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Sindhu Gopi](https://appshunter.io/developer/1773585161) | [RUBEN ESTRADA MARMOLEJO](https://appshunter.io/developer/6811264011) |

## What reviewers say

### 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 |


### Digital Simulator bitGateLab

[App page](https://appshunter.io/ios/app/digital-simulator-bitgatelab/id6811264009)

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| bitGateLab Digital Monthly | $1.99 | per month |
| bitGateLab Digital Annual | $14.99 | per year |
| bitGateLab Digital Lifetime | $29.99 | one-time |


## Frequently asked questions

### Is Circuit Simulator free?

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

### Is Digital Simulator bitGateLab free?

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

### Do Circuit Simulator or Digital Simulator bitGateLab have ads?

Neither Circuit Simulator nor Digital Simulator bitGateLab shows ads.

### Which is updated more often, Circuit Simulator or Digital Simulator bitGateLab?

Circuit Simulator ships an update every 6 weeks, and Digital Simulator bitGateLab every 2 days. Most recently, Circuit Simulator was updated on October 12, 2026 and Digital Simulator bitGateLab 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.*