# Lowrance System Builder vs NSPro

The clearest difference is rating: NSPro at 4.5 against Lowrance System Builder's 1.8. NSPro also leads on update cadence (every 6 weeks vs every 3 months) and device support (3 vs 1). Lowrance System Builder's advantage is review sentiment (33% vs 0%). On price, ratings volume, ads and in-app purchases there is nothing between them.

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

NSPro holds the better App Store score, 4.5 against 1.8. Both are backed by a comparable volume of ratings — 4 and 4 respectively. Written reviews complicate that: 33% of Lowrance System Builder's written reviews are positive against 0% of NSPro's, so the app with the better star average is not the one people write more warmly about.

Lowrance System Builder ships an update every 3 months, NSPro every 6 weeks. The most recent releases landed on October 2, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | Lowrance System Builder | NSPro |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.8 (4 ratings)](https://appshunter.io/ios/app/lowrance-system-builder/id1016369323/reviews) | **[4.5 (4 ratings)](https://appshunter.io/ios/app/nspro/id1077550685/reviews)** |
| Number of ratings | 4 | 4 |
| Positive reviews | **33.3% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 6 weeks** |
| Monetization | Free | Free |
| Size | 159 MB | 22 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Navico Norway AS](https://appshunter.io/developer/842162153) | [Nutrien AG Solutions, Inc.](https://appshunter.io/developer/516392831) |

## What reviewers say

### Lowrance System Builder

[App page](https://appshunter.io/ios/app/lowrance-system-builder/id1016369323)

This business tool helps marine electronics dealers create accurate sales quotes for Lowrance equipment. It generates system diagrams, calculates load, and identifies missing parts to ensure complete, working systems are proposed.

**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, Provides product information and specifications, Includes pricing and dimensioned drawings

**Features:** macOS Compatibility

**In-app purchases:** none


### NSPro

[App page](https://appshunter.io/ios/app/nspro/id1077550685)

This app provides an interactive dashboard for agronomists to analyze soil, tissue, and water samples. It offers historical data access and custom report building to help understand nutrient issues. Access requires an assigned login.

**Highlights:** Soil, tissue, and water sample analysis, Interactive nutrient issue dashboard, Historical sample data access, Custom report building, Web and app access

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Lowrance System Builder free?

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

### Is NSPro free?

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

### Which has better reviews, Lowrance System Builder or NSPro?

NSPro is rated higher. Lowrance System Builder averages 1.8 out of 5 from 4 ratings, while NSPro averages 4.5 from 4 ratings.

### Do Lowrance System Builder or NSPro have ads?

Neither Lowrance System Builder nor NSPro shows ads.

### Which is updated more often, Lowrance System Builder or NSPro?

Lowrance System Builder ships an update every 3 months, and NSPro every 6 weeks. Most recently, Lowrance System Builder was updated on October 2, 2026 and NSPro on October 1, 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.*