# Circuit Wiring Simulator vs E

The clearest difference is ads: Circuit Wiring Simulator at none against E's shown. Circuit Wiring Simulator also leads on update cadence (every 8 days vs every 3 weeks) and iOS requirement (13.0 vs 15.0). On price, in-app purchases and device support there is nothing between them.

Both are free to download. Circuit Wiring Simulator sells 5 one-off in-app purchases and E sells 3 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

Circuit Wiring Simulator ships an update every 8 days, E every 3 weeks. The most recent releases landed on September 28, 2026 and August 30, 2026 respectively.

## The numbers

| Metric | Circuit Wiring Simulator | E |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 8 days** | Every 3 weeks |
| Size | 46 MB | 37 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPad, iPod | **iPhone, iPad, iPod, Mac** |
| Age rating | 17+ | 4+ |
| Developer | [沛洁 赖](https://appshunter.io/developer/1895142467) | [Mohamed Mubarak](https://appshunter.io/developer/6787548629) |

## What reviewers say

### Circuit Wiring Simulator

[App page](https://appshunter.io/ios/app/circuit-wiring-simulator/id6763458134)

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

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 30-day VIP | $4.99 | one-time |
| 90-day VIP | $8.99 | one-time |
| One-year VIP | $15.90 | one-time |
| three-year VIP | $24.99 | one-time |
| Lifetime VIP | $34.99 | one-time |


### E

[App page](https://appshunter.io/ios/app/e-light-circuit-simulator/id6787548627)

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Monthly | $2.99 | per month |
| Pro Quarterly | $7.99 | per 3 months |
| Pro Yearly | $24.99 | per year |


## Frequently asked questions

### Is Circuit Wiring Simulator free?

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

### Is E free?

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

### Do Circuit Wiring Simulator or E have ads?

E shows ads; Circuit Wiring Simulator does not.

### Which is updated more often, Circuit Wiring Simulator or E?

Circuit Wiring Simulator ships an update every 8 days, and E every 3 weeks. Most recently, Circuit Wiring Simulator was updated on September 28, 2026 and E on August 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.*