# Simrad System Builder vs Poseidon Installer

The clearest difference is rating: Poseidon Installer at 5.0 against Simrad System Builder's 3.0. Poseidon Installer also leads on device support (3 vs 1). Simrad System Builder's advantage is iOS requirement (12.0 vs 15.1). On price, ratings volume, update cadence and ads there is nothing between them.

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

Poseidon Installer holds the better App Store score, 5.0 against 3.0. Both are backed by a comparable volume of ratings — 2 and 2 respectively.

Both ship on a similar rhythm, roughly every 3 months. The most recent releases landed on September 23, 2026 and September 19, 2026 respectively.

## The numbers

| Metric | Simrad System Builder | Poseidon Installer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.0 (2 ratings)](https://appshunter.io/ios/app/simrad-system-builder/id998197059/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/poseidon-installer/id1473335996/reviews)** |
| Number of ratings | 2 | 2 |
| Positive reviews | 66.7% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | Every 3 months |
| Monetization | Free | Free |
| Size | 194 MB | 21 MB |
| Requires iOS | **12.0** | 15.1 |
| Devices | iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Navico Norway AS](https://appshunter.io/developer/842162153) | [Poseidon Systems LLC](https://appshunter.io/developer/1473335605) |

## 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


### Poseidon Installer

[App page](https://appshunter.io/ios/app/poseidon-installer/id1473335996)

Easily log and track installations of Poseidon Devices at various sites. Input location pins, asset names, and device serial numbers or QR codes to automatically send data to Poseidon. Sync offline installations when internet access is available.

**Highlights:** Log device installations, Track assets and locations, Scan QR codes, Input serial numbers, Automatic data submission, Offline sync capability

**Features:** macOS Compatibility

**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 Poseidon Installer free?

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

### Which has better reviews, Simrad System Builder or Poseidon Installer?

Poseidon Installer is rated higher. Simrad System Builder averages 3.0 out of 5 from 2 ratings, while Poseidon Installer averages 5.0 from 2 ratings.

### Do Simrad System Builder or Poseidon Installer have ads?

Neither Simrad System Builder nor Poseidon Installer shows ads.

### Which is updated more often, Simrad System Builder or Poseidon Installer?

Simrad System Builder ships an update every 3 months, and Poseidon Installer every 3 months. Most recently, Simrad System Builder was updated on September 23, 2026 and Poseidon Installer on September 19, 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.*