# CollaVision vs CircuitShepherd

The clearest difference is in-app purchases: CollaVision at none against CircuitShepherd's 1. On price, update cadence, ads and device support there is nothing between them.

Both are free to download. CircuitShepherd sells 1 in-app purchase, starting at $6.99 per month. CollaVision asks for nothing beyond the download.

CollaVision ships an update fortnightly, CircuitShepherd every 3 weeks. The most recent releases landed on October 11, 2026 and October 2, 2026 respectively.

## The numbers

| Metric | CollaVision | CircuitShepherd |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[1.5 (2 ratings)](https://appshunter.io/ios/app/circuitshepherd/id1598606653/reviews)** |
| Number of ratings | — | **2** |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 3 weeks |
| Monetization | — | Free with in-app purchases |
| Size | 34 MB | 49 MB |
| Requires iOS | **13.0** | 14.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [CORETRONIC CORPORATION](https://appshunter.io/developer/889870720) | [Josef Woess](https://appshunter.io/developer/1597520399) |

## What reviewers say

### CollaVision

[App page](https://appshunter.io/ios/app/collavision/id1544933491)

**In-app purchases:** none


### CircuitShepherd

[App page](https://appshunter.io/ios/app/circuitshepherd/id1598606653)

Automate electronic circuit design with AI-driven parameter optimization. Define schematics and design goals, and the software finds optimal part values in real-time. Save time on calculations and iterations with this intuitive tool.

**Highlights:** Automated parameter optimization, AI-driven circuit engineering, Real-time design goal finding, Intuitive user interface, Schematic definition, Part value calculation

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| full version | $6.99 | per month |


## Frequently asked questions

### Is CollaVision free?

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

### Is CircuitShepherd free?

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

### Do CollaVision or CircuitShepherd have ads?

Neither CollaVision nor CircuitShepherd shows ads.

### Which is updated more often, CollaVision or CircuitShepherd?

CollaVision ships an update fortnightly, and CircuitShepherd every 3 weeks. Most recently, CollaVision was updated on October 11, 2026 and CircuitShepherd on October 2, 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.*