# Sketch Drawing vs PDF Scanner App

The clearest difference is review sentiment: PDF Scanner App at 100% against Sketch Drawing's 33%. PDF Scanner App also leads on iOS requirement (15.5 vs 17.2). Sketch Drawing's advantage is ads (none vs shown). On price, update cadence, in-app purchases and monetization model there is nothing between them.

Both are free to download. Sketch Drawing sells 1 in-app purchase, starting at $6.99 per 7 days and PDF Scanner App sells 4 in-app purchases, starting at $4.99 per 7 days. Whichever you choose, the download price is not the number that matters.

Sketch Drawing ships an update every 5 days, PDF Scanner App weekly. The most recent releases landed on November 5, 2026 and November 8, 2026 respectively.

## The numbers

| Metric | Sketch Drawing | PDF Scanner App |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (99 ratings)](https://appshunter.io/ios/app/sketch-drawing-trace-app/id6747995078/reviews)** | — |
| Number of ratings | **99** | — |
| Positive reviews | 33.3% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 5 days** | Weekly |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 93 MB | 74 MB |
| Requires iOS | 17.2 | **15.5** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Arlo Balme](https://appshunter.io/developer/1802967466) | [Hamza Kavak](https://appshunter.io/developer/1709494586) |

## What reviewers say

### Sketch Drawing

[App page](https://appshunter.io/ios/app/sketch-drawing-trace-app/id6747995078)

Unleash your creativity with a digital sketchbook offering intuitive freehand drawing, a variety of brushes, and custom color palettes. Save and export your high-resolution artwork with unlimited undo/redo and layer support.

**Highlights:** Intuitive freehand drawing, Variety of brushes, pencils, markers, Customizable color palette, Unlimited undo/redo, Layer support, High-resolution export

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly king of Sketch Drawing! | $6.99 | per 7 days |


### PDF Scanner App

[App page](https://appshunter.io/ios/app/pdf-scanner-app-document-scan/id6752465418)

Transform your device into a powerful scanner for documents, receipts, and notes. Easily convert images to text, edit, sign, and compress files into PDFs for sharing and storage.

**Highlights:** High-quality PDF scanning with auto edge detection, OCR text recognition for editable text, Document editing and annotation tools, PDF merging, splitting, and compression, E-signature functionality, Export to PDF, JPG, PNG, File organization with folders

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Premium | $4.99 | per 7 days |
| Yearly Premium | $39.99 | per year |
| Special Lifetime Premium | $19.99 | one-time |
| Lifetime Premium | $99.99 | one-time |


## Frequently asked questions

### Is Sketch Drawing free?

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

### Is PDF Scanner App free?

PDF Scanner App is free to download, with in-app purchases available.

### Do Sketch Drawing or PDF Scanner App have ads?

PDF Scanner App shows ads; Sketch Drawing does not.

### Which is updated more often, Sketch Drawing or PDF Scanner App?

Sketch Drawing ships an update every 5 days, and PDF Scanner App weekly. Most recently, Sketch Drawing was updated on November 5, 2026 and PDF Scanner App on November 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.*