# Knot Guide vs CMC Field Guide

The clearest difference is price: CMC Field Guide at Free against Knot Guide's $2.99. CMC Field Guide also leads on in-app purchases (none vs 2) and iOS requirement (15.1 vs 17.0). Knot Guide's advantage is rating (4.6 vs 4.0) and ratings volume (450 vs 24). On review sentiment, ads and device support there is nothing between them.

CMC Field Guide is free to download; Knot Guide costs $2.99 up front. Knot Guide sells 2 in-app purchases, starting at $2.99 per month. CMC Field Guide asks for nothing beyond the download.

Knot Guide holds the better App Store score, 4.6 against 4.0. That said, the two scores are not equally well evidenced: Knot Guide has 450 ratings behind it against 24, so its average is the more settled of the two. Written reviews point the same way: 80% of Knot Guide's written reviews are positive against 77% of CMC Field Guide's.

Knot Guide ships an update monthly, CMC Field Guide every 3 months. The most recent releases landed on September 24, 2026 and June 10, 2026 respectively.

## The numbers

| Metric | Knot Guide | CMC Field Guide |
| --- | --- | --- |
| Price | $2.99 | **Free** |
| Rating | **[4.6 (450 ratings)](https://appshunter.io/ios/app/knot-guide/id293111210/reviews)** | [4.0 (24 ratings)](https://appshunter.io/ios/app/cmc-field-guide/id426955029/reviews) |
| Number of ratings | **450** | 24 |
| Positive reviews | **79.8% of reviews** | 77.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Monthly** | Every 3 months |
| Monetization | Free with in-app purchases | **Free** |
| Size | 298 MB | 36 MB |
| Requires iOS | 17.0 | **15.1** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Winkpass Creations, Inc.](https://appshunter.io/developer/288636661) | [CMC Rescue, Inc.](https://appshunter.io/developer/426955032) |

## What reviewers say

### Knot Guide

[App page](https://appshunter.io/ios/app/knot-guide/id293111210)

Learn to tie a wide variety of essential knots with this comprehensive guide. It provides step-by-step instructions for over 200 knots, making it a valuable resource for DIY enthusiasts, outdoor adventurers, and anyone needing to master knot-tying techniques.

**Highlights:** Extensive knot library (202+ knots), Step-by-step instructions, Suitable for various uses, Practical DIY resource, Easy to follow

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Knot Patron | $2.99 | per month |
| Yearly Knot Patron | $31.99 | per year |

**What reviewers like**

- 🌟 Great when free
- 👍 Clear instructions
- 📚 Comprehensive knot library
- 🔍 Easy to navigate
- 🗓️ Regularly updated

**What reviewers complain about**

- 💰 Expensive subscription model
- 🔒 Locking content behind paywall
- 🤔 Questionable business decisions
- 🏆 Devaluing previous purchases
- 🔍 Difficult to find specific knots

**Reported bugs**

- Paywall screen gets stuck
- Incompatibility with older devices

**Requested features**

- Add more aviation and climbing knots
- Provide more details on knot uses and strengths
- Allow offline access to all content


### CMC Field Guide

[App page](https://appshunter.io/ios/app/cmc-field-guide/id426955029)

Access rope rescue and access diagrams, reference charts, and how-to information instantly in the field. This free app provides essential rescue references, allows for note-taking, and supports offline access to downloaded content.

**Highlights:** Rope rescue and access diagrams, Reference charts, How-to information, Bookmark and take notes, Offline access to downloads, Browse equipment and tutorials

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Knot Guide free?

Knot Guide costs $2.99, and also offers in-app purchases.

### Is CMC Field Guide free?

CMC Field Guide is free to download, with no in-app purchases.

### Which has better reviews, Knot Guide or CMC Field Guide?

Knot Guide is rated higher. Knot Guide averages 4.6 out of 5 from 450 ratings, while CMC Field Guide averages 4.0 from 24 ratings.

### Do Knot Guide or CMC Field Guide have ads?

Neither Knot Guide nor CMC Field Guide shows ads.

### Which is updated more often, Knot Guide or CMC Field Guide?

Knot Guide ships an update monthly, and CMC Field Guide every 3 months. Most recently, Knot Guide was updated on September 24, 2026 and CMC Field Guide on June 10, 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.*