# StarLaunch vs PDF Scanner & Edit DOC Viewer

StarLaunch and PDF Scanner & Edit DOC Viewer both sit at 5.0 stars, but that hides the real split: 100% of StarLaunch's written reviews are positive against 50% of PDF Scanner & Edit DOC Viewer's. StarLaunch also leads on in-app purchases (none vs 2) and iOS requirement (13.4 vs 16.0). PDF Scanner & Edit DOC Viewer's advantage is update cadence (daily vs every 4 days) and ratings volume (24 vs 2). On price, rating, ads and device support there is nothing between them.

Both are free to download. PDF Scanner & Edit DOC Viewer sells 2 in-app purchases, starting at $7.99 per 7 days. StarLaunch asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 5.0 for StarLaunch against 5.0 for PDF Scanner & Edit DOC Viewer. That said, the two scores are not equally well evidenced: PDF Scanner & Edit DOC Viewer has 24 ratings behind it against 2, so its average is the more settled of the two. Written reviews are what separate them: 100% of StarLaunch's written reviews are positive against 50% of PDF Scanner & Edit DOC Viewer's.

StarLaunch ships an update every 4 days, PDF Scanner & Edit DOC Viewer daily. The most recent releases landed on October 7, 2026 and October 20, 2026 respectively.

## The numbers

| Metric | StarLaunch | PDF Scanner & Edit DOC Viewer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/starlaunch/id6736873282/reviews)** | [5.0 (24 ratings)](https://appshunter.io/ios/app/pdf-scanner-and-edit-doc-viewer/id6745178359/reviews) |
| Number of ratings | 2 | **24** |
| Positive reviews | **100.0% of reviews** | 50.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 4 days | **Daily** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 28 MB | 21 MB |
| Requires iOS | **13.4** | 16.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [StarLaunch LLC](https://appshunter.io/developer/1773610328) | [Amanda Graham](https://appshunter.io/developer/1823615448) |

## What reviewers say

### StarLaunch

[App page](https://appshunter.io/ios/app/starlaunch/id6736873282)

This application uses machine learning and computer vision to simplify and improve rocket launches. It provides advanced features for smooth, safe, and successful launches.

**Highlights:** Rocket launch simplification, Machine learning integration, Computer vision capabilities, Enhanced launch safety, Successful launch assurance

**Features:** macOS Compatibility

**In-app purchases:** none


### PDF Scanner & Edit DOC Viewer

[App page](https://appshunter.io/ios/app/pdf-scanner-and-edit-doc-viewer/id6745178359)

Edit, organize, and convert documents with this intuitive tool. Seamlessly fill forms, add signatures, rearrange pages, and convert images to PDFs or editable text. Offers high-quality scanning with automatic border detection and text recognition.

**Highlights:** Seamless PDF editing and organization, Versatile document creation and conversion, High-quality scanning with image processing, Automatic border detection and text recognition, Smart e-signature functionality, Text extraction and editing from images, Flexible export and cloud storage options

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| PDF Scanner & Edit Weekly | $7.99 | per 7 days |
| PDF Scanner & Edit Monthly | $19.99 | per month |


## Frequently asked questions

### Is StarLaunch free?

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

### Is PDF Scanner & Edit DOC Viewer free?

PDF Scanner & Edit DOC Viewer is free to download, with in-app purchases available.

### Which has better reviews, StarLaunch or PDF Scanner & Edit DOC Viewer?

StarLaunch is rated higher. StarLaunch averages 5.0 out of 5 from 2 ratings, while PDF Scanner & Edit DOC Viewer averages 5.0 from 24 ratings.

### Do StarLaunch or PDF Scanner & Edit DOC Viewer have ads?

Neither StarLaunch nor PDF Scanner & Edit DOC Viewer shows ads.

### Which is updated more often, StarLaunch or PDF Scanner & Edit DOC Viewer?

StarLaunch ships an update every 4 days, and PDF Scanner & Edit DOC Viewer daily. Most recently, StarLaunch was updated on October 7, 2026 and PDF Scanner & Edit DOC Viewer on October 20, 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.*