# Hyperlink Notebook vs Cognitive Physics

The clearest difference is rating: Cognitive Physics at 5.0 against Hyperlink Notebook's 3.3. Hyperlink Notebook's advantage is update cadence (every 2 days vs monthly) and iOS requirement (16.0 vs 18.2). 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.

Cognitive Physics holds the better App Store score, 5.0 against 3.3. Both are backed by a comparable volume of ratings — 3 and 2 respectively.

Hyperlink Notebook ships an update every 2 days, Cognitive Physics monthly. The most recent releases landed on October 23, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | Hyperlink Notebook | Cognitive Physics |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.3 (3 ratings)](https://appshunter.io/ios/app/hyperlink-notebook/id6670225965/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/cognitive-physics/id6758934425/reviews)** |
| Number of ratings | **3** | 2 |
| Positive reviews | 66.7% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 days** | Monthly |
| Monetization | Free | Free |
| Size | 5 MB | 142 MB |
| Requires iOS | **16.0** | 18.2 |
| Devices | **iPhone, iPad, Mac** | iPhone, iPad |
| Age rating | 4+ | 17+ |
| Developer | [Nathan Fennel](https://appshunter.io/developer/968469779) | [Joel Pena Munoz](https://appshunter.io/developer/1830887193) |

## What reviewers say

### Hyperlink Notebook

[App page](https://appshunter.io/ios/app/hyperlink-notebook/id6670225965)

Organize and manage all your favorite links with custom notebooks. Quickly save and access deeplinks, product pages, or subreddits, keeping your digital life streamlined and efficient.

**Highlights:** Custom Notebooks for organization, Effortless link addition and editing, Share links easily, Ideal for developers' deeplinks, Versatile for product pages and subreddits

**Features:** Vision Pro support

**In-app purchases:** none


### Cognitive Physics

[App page](https://appshunter.io/ios/app/cognitive-physics/id6758934425)

This app transforms your device into a truth-seeking instrument by training a personal AI to research alongside you. It guides you to ask better questions, verify claims, and build a permanent knowledge base from your imported materials. Designed for serious workflows, it focuses on observable learning processes rather than just providing answers.

**Highlights:** Train your own AI from scratch, Research like a scientist, Ask questions with citations, Build a permanent knowledge base, Multi-agent intelligence, Automatic paper generation

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

**In-app purchases:** none


## Frequently asked questions

### Is Hyperlink Notebook free?

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

### Is Cognitive Physics free?

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

### Which has better reviews, Hyperlink Notebook or Cognitive Physics?

Cognitive Physics is rated higher. Hyperlink Notebook averages 3.3 out of 5 from 3 ratings, while Cognitive Physics averages 5.0 from 2 ratings.

### Do Hyperlink Notebook or Cognitive Physics have ads?

Neither Hyperlink Notebook nor Cognitive Physics shows ads.

### Which is updated more often, Hyperlink Notebook or Cognitive Physics?

Hyperlink Notebook ships an update every 2 days, and Cognitive Physics monthly. Most recently, Hyperlink Notebook was updated on October 23, 2026 and Cognitive Physics on October 13, 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.*