# Simurelay vs Experimenters Circuits

The clearest difference is in-app purchases: Experimenters Circuits at none against Simurelay's 3. Experimenters Circuits also leads on update cadence (every 4 days vs every 7 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Simurelay sells 3 one-off in-app purchases. Experimenters Circuits asks for nothing beyond the download.

Simurelay ships an update every 7 months, Experimenters Circuits every 4 days. The most recent releases landed on November 3, 2026 and November 13, 2026 respectively.

## The numbers

| Metric | Simurelay | Experimenters Circuits |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.9 (18 ratings)](https://appshunter.io/ios/app/simurelay/id1580180864/reviews)** | — |
| Number of ratings | **18** | — |
| Positive reviews | 52.3% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 7 months | **Every 4 days** |
| Monetization | Free with in-app purchases | — |
| Size | 19 MB | 196 MB |
| Requires iOS | **15.6** | 16.0 |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPad, Mac |
| Age rating | 4+ | 4+ |
| Developer | [Abdessamed Benkabouya](https://appshunter.io/developer/1580180866) | [VIKTOR GRIGOREV](https://appshunter.io/developer/1847172013) |

## What reviewers say

### Simurelay

[App page](https://appshunter.io/ios/app/simurelay/id1580180864)

Design and simulate electromechanical systems with a wide range of basic electrical components. Create detailed electrical diagrams using relays, switches, buttons, contactors, and timers.

**Highlights:** Design electromechanical systems, Simulate electrical diagrams, Basic electrical components library, Relays, switches, buttons, contactors, Timers and motors simulation

**Features:** Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Timers Coils and Contacts | $7.99 | one-time |
| Advanced Tools | $7.99 | one-time |
| Full Version | $14.99 | one-time |


### Experimenters Circuits

[App page](https://appshunter.io/ios/app/experimenters-circuits/id6818996129)

**In-app purchases:** none


## Frequently asked questions

### Is Simurelay free?

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

### Is Experimenters Circuits free?

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

### Do Simurelay or Experimenters Circuits have ads?

Neither Simurelay nor Experimenters Circuits shows ads.

### Which is updated more often, Simurelay or Experimenters Circuits?

Simurelay ships an update every 7 months, and Experimenters Circuits every 4 days. Most recently, Simurelay was updated on November 3, 2026 and Experimenters Circuits on November 13, 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.*