# Pencil vs Sorin Study

The clearest difference is in-app purchases: Sorin Study at none against Pencil's 4. Sorin Study also leads on iOS requirement (15.1 vs 26.0). On price, ads and device support there is nothing between them.

Both are free to download. Pencil sells 4 in-app purchases, starting at $1.99 per 7 days. Sorin Study asks for nothing beyond the download.

## The numbers

| Metric | Pencil | Sorin Study |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (4 ratings)](https://appshunter.io/ios/app/pencil-pdf-notes-with-pencil/id6466286421/reviews)** | — |
| Number of ratings | **4** | — |
| Positive reviews | 25.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Weekly | — |
| Monetization | Freemium | — |
| Size | 511 MB | 36 MB |
| Requires iOS | 26.0 | **15.1** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Kairoos Solutions SL](https://appshunter.io/developer/978066434) | [Rory Schofield](https://appshunter.io/developer/1873592933) |

## What reviewers say

### Pencil

[App page](https://appshunter.io/ios/app/pencil-pdf-notes-with-pencil/id6466286421)

This app allows users to handwrite, sketch, and annotate PDFs on their iPad and iPhone. It supports Apple Pencil and other styluses for note-taking, drawing, and even watercolor painting. Features include audio recording within notes and AI assistance for summarizing and translation.

**Highlights:** Handwrite and sketch with stylus or finger, Annotate and mark up PDFs, Record audio directly in notes, Create formatted text notes, Watercolor painting workspace, Scan and import documents, AI assistance for summaries and translation

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly | $1.99 | per 7 days |
| Unlock All and AI Assistant | $3.99 | per month |
| Pencil Annual | $14.99 | per year |
| Pencil Lifetime | $14.99 | one-time |


### Sorin Study

[App page](https://appshunter.io/ios/app/sorin-study/id6772776460)

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

**In-app purchases:** none


## Frequently asked questions

### Is Pencil free?

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

### Is Sorin Study free?

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

### Do Pencil or Sorin Study have ads?

Neither Pencil nor Sorin Study shows ads.

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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.*