# KiCAD Schematic Viewer vs Protoboard Designer

The clearest difference is price: Protoboard Designer at Free against KiCAD Schematic Viewer's $2.99. Protoboard Designer also leads on update cadence (every 5 days vs every 11 days). KiCAD Schematic Viewer's advantage is in-app purchases (none vs 2) and chart position (#167 vs unranked). On ads and device support there is nothing between them.

Protoboard Designer is free to download; KiCAD Schematic Viewer costs $2.99 up front. Protoboard Designer sells 2 in-app purchases, starting at $5.99 per month. KiCAD Schematic Viewer asks for nothing beyond the download.

KiCAD Schematic Viewer ships an update every 11 days, Protoboard Designer every 5 days. Both last shipped on October 24, 2026.

## The numbers

| Metric | KiCAD Schematic Viewer | Protoboard Designer |
| --- | --- | --- |
| Price | $2.99 | **Free** |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 11 days | **Every 5 days** |
| Monetization | Paid | — |
| Best chart rank | **#167** | — |
| Size | 8 MB | 51 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [明杰 曾](https://appshunter.io/developer/1695506895) | [Protoboard Designer Korlatolt Felelossegu Tarsasag](https://appshunter.io/developer/1095600199) |

## What reviewers say

### KiCAD Schematic Viewer

[App page](https://appshunter.io/ios/app/kicad-schematic-viewer/id6740265241)

**Currently charting:** #167 Top Paid · Graphics & Design (US App Store)

View and analyze KiCAD schematic files on mobile. Browse component layouts, electrical connections, and signal paths with interactive tools. Supports AI-driven analysis for enhanced design verification.

**Highlights:** View KiCAD schematic files, Analyze component layout and connections, Interactive design verification, Real-time zoom, pan, and rotation, Multiple display modes, Web interface for file management, AI model integration via MCP

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

**In-app purchases:** none


### Protoboard Designer

[App page](https://appshunter.io/ios/app/protoboard-designer-pcb-cad/id6799526213)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Maker | $5.99 | per month |
| Engineer | $12.99 | per month |


## Frequently asked questions

### Is KiCAD Schematic Viewer free?

KiCAD Schematic Viewer costs $2.99, with no in-app purchases.

### Is Protoboard Designer free?

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

### Do KiCAD Schematic Viewer or Protoboard Designer have ads?

Neither KiCAD Schematic Viewer nor Protoboard Designer shows ads.

### Which is updated more often, KiCAD Schematic Viewer or Protoboard Designer?

KiCAD Schematic Viewer ships an update every 11 days, and Protoboard Designer every 5 days. Most recently, KiCAD Schematic Viewer was updated on October 24, 2026 and Protoboard Designer on October 24, 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.*