# Caderas Martin vs Digital Notebook

The clearest difference is in-app purchases: Caderas Martin at none against Digital Notebook's 11. Caderas Martin also leads on ads (none vs shown) and iOS requirement (14.0 vs 16.0). Digital Notebook's advantage is update cadence (every 6 weeks vs every 4 months). On price and device support there is nothing between them.

Both are free to download. Digital Notebook sells 11 in-app purchases, starting at $1.99 per 7 days. Caderas Martin asks for nothing beyond the download.

Caderas Martin ships an update every 4 months, Digital Notebook every 6 weeks. The most recent releases landed on October 7, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | Caderas Martin | Digital Notebook |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.5 (248 ratings)](https://appshunter.io/ios/app/digital-notebook-note-taking/id6449457503/reviews)** |
| Number of ratings | — | **248** |
| Positive reviews | — | 10.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 4 months | **Every 6 weeks** |
| Monetization | — | Free with in-app purchases |
| Size | 87 MB | 132 MB |
| Requires iOS | **14.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [MyCompanyFiles](https://appshunter.io/developer/555340555) | [Appsprings, TOO](https://appshunter.io/developer/1689193977) |

## What reviewers say

### Caderas Martin

[App page](https://appshunter.io/ios/app/caderas-martin/id1443527252)

**In-app purchases:** none


### Digital Notebook

[App page](https://appshunter.io/ios/app/digital-notebook-note-taking/id6449457503)

This app offers a versatile platform for note-taking, drawing, and document annotation. It includes an AI assistant for brainstorming and research, along with tools for creating class notes, diaries, and sketches. Users can also import and organize their documents for easy access.

**Highlights:** AI-assistant for brainstorming and research, Freeform note-taking with pen and pencil tools, Drawing and sketching capabilities with stickers, Document import, annotation, and organization, Diary and abstract creation

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

**In-app purchases (11)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1 week subscription | $1.99 | per 7 days |
| Note taking & PDF markup tools | $2.99 | per month |
| Note taking & PDF markup tools | $4.99 | per month |
| 1 Week Subscription | $6.99 | per 7 days |
| 3 months subscription | $7.99 | per 3 months |
| 1 Year Subscription | $14.99 | per year |
| 1 Month Subscription | $19.99 | per month |
| 12 Months Premium | $19.99 | per year |
| 3 Months | $41.49 | per 3 months |
| 3 Months Subscription | $41.49 | per 3 months |
| 12 Months Subscription | $66.99 | per year |


## Frequently asked questions

### Is Caderas Martin free?

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

### Is Digital Notebook free?

Digital Notebook is free to download, with in-app purchases available.

### Do Caderas Martin or Digital Notebook have ads?

Digital Notebook shows ads; Caderas Martin does not.

### Which is updated more often, Caderas Martin or Digital Notebook?

Caderas Martin ships an update every 4 months, and Digital Notebook every 6 weeks. Most recently, Caderas Martin was updated on October 7, 2026 and Digital Notebook on October 15, 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.*