# Simrad System Builder vs 浙江CA互认

The clearest difference is update cadence: Simrad System Builder at every 3 months against 浙江CA互认's every 7 months. 浙江CA互认's advantage is iOS requirement (9.2 vs 12.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Simrad System Builder ships an update every 3 months, 浙江CA互认 every 7 months. The most recent releases landed on June 2, 2026 and September 9, 2026 respectively.

## The numbers

| Metric | Simrad System Builder | 浙江CA互认 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.0 (2 ratings)](https://appshunter.io/ios/app/simrad-system-builder/id998197059/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 66.7% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 months** | Every 7 months |
| Monetization | Free | — |
| Size | 194 MB | 97 MB |
| Requires iOS | 12.0 | **9.2** |
| Devices | iPad | **iPhone, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Navico Norway AS](https://appshunter.io/developer/842162153) | [Zhejiang public resources trading center](https://appshunter.io/developer/1583677802) |

## What reviewers say

### Simrad System Builder

[App page](https://appshunter.io/ios/app/simrad-system-builder/id998197059)

This business tool helps marine electronics dealers quickly and easily create sales quotes for Simrad equipment. It ensures correct parts are included for a working system and generates diagrams with load calculations, saving significant time.

**Highlights:** Generate sales quotes with system diagrams, Ensure correct parts for working systems, Create ethernet and NMEA 2000 connection drawings, Alerts for missing critical parts, Resource for product information, specs, and pricing, Dimensioned drawings and images

**Features:** macOS Compatibility

**In-app purchases:** none


### 浙江CA互认

[App page](https://appshunter.io/ios/app/ca/id1583677800)

**In-app purchases:** none


## Frequently asked questions

### Is Simrad System Builder free?

Simrad System Builder is free to download, with no in-app purchases.

### Is 浙江CA互认 free?

浙江CA互认 is free to download, with no in-app purchases.

### Do Simrad System Builder or 浙江CA互认 have ads?

Neither Simrad System Builder nor 浙江CA互认 shows ads.

### Which is updated more often, Simrad System Builder or 浙江CA互认?

Simrad System Builder ships an update every 3 months, and 浙江CA互认 every 7 months. Most recently, Simrad System Builder was updated on June 2, 2026 and 浙江CA互认 on September 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.*