# Knot Guide HD vs USA Scanner

The clearest difference is price: USA Scanner at Free against Knot Guide HD's $4.99. USA Scanner also leads on rating (5.0 vs 4.1) and update cadence (every 5 months vs every 12 months). Knot Guide HD's advantage is ratings volume (23 vs 1) and iOS requirement (11.0 vs 18.2). On ads, in-app purchases and device support there is nothing between them.

USA Scanner is free to download; Knot Guide HD costs $4.99 up front. Neither carries in-app purchases, so what you see is what you pay.

USA Scanner holds the better App Store score, 5.0 against 4.1. That said, the two scores are not equally well evidenced: Knot Guide HD has 23 ratings behind it against 1, so its average is the more settled of the two.

Knot Guide HD ships an update every 12 months, USA Scanner every 5 months. The most recent releases landed on October 15, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | Knot Guide HD | USA Scanner |
| --- | --- | --- |
| Price | $4.99 | **Free** |
| Rating | [4.1 (23 ratings)](https://appshunter.io/ios/app/knot-guide-hd/id374225992/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/usa-scanner/id6743001565/reviews)** |
| Number of ratings | **23** | 1 |
| Positive reviews | 77.4% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 12 months | **Every 5 months** |
| Monetization | Paid | **Free** |
| Size | 99 MB | 1 MB |
| Requires iOS | **11.0** | 18.2 |
| Devices | iPad | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [Winkpass Creations, Inc.](https://appshunter.io/developer/288636661) | [Axel von Matern](https://appshunter.io/developer/1260375270) |

## What reviewers say

### Knot Guide HD

[App page](https://appshunter.io/ios/app/knot-guide-hd/id374225992)

Learn to tie over 100 different knots with clear, step-by-step instructions and photographs. This app categorizes knots for easy browsing and provides detailed descriptions for each one, making it a practical tool for various activities.

**Highlights:** 107 unique knots, Clear, colorful photographs, Browse by category or knot name, Detailed knot descriptions, Categorized knot library

**Features:** macOS Compatibility

**In-app purchases:** none


### USA Scanner

[App page](https://appshunter.io/ios/app/usa-scanner/id6743001565)

Instantly check product origins by scanning barcodes. This utility reveals country information embedded in barcodes, highlighting items potentially linked to the USA. It focuses on registration details, encouraging further investigation into manufacturing and ownership.

**Highlights:** Barcode scanning, Product origin identification, USA product detection, Country information display, Focus on registration details

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Knot Guide HD free?

Knot Guide HD costs $4.99, with no in-app purchases.

### Is USA Scanner free?

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

### Which has better reviews, Knot Guide HD or USA Scanner?

USA Scanner is rated higher. Knot Guide HD averages 4.1 out of 5 from 23 ratings, while USA Scanner averages 5.0 from 1 ratings.

### Do Knot Guide HD or USA Scanner have ads?

Neither Knot Guide HD nor USA Scanner shows ads.

### Which is updated more often, Knot Guide HD or USA Scanner?

Knot Guide HD ships an update every 12 months, and USA Scanner every 5 months. Most recently, Knot Guide HD was updated on October 15, 2026 and USA Scanner on October 8, 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.*