# GenPDF vs ASO Tool

The clearest difference is in-app purchases: GenPDF at none against ASO Tool's 1. GenPDF also leads on ads (none vs shown) and update cadence (weekly vs every 2 months). ASO Tool's advantage is ratings volume (6 vs 1). On price, rating and device support there is nothing between them.

Both are free to download. ASO Tool sells 1 one-off in-app purchase. GenPDF asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 5.0 for GenPDF against 5.0 for ASO Tool. That said, the two scores are not equally well evidenced: ASO Tool has 6 ratings behind it against 1, so its average is the more settled of the two.

GenPDF ships an update weekly, ASO Tool every 2 months. Both last shipped on November 5, 2026.

## The numbers

| Metric | GenPDF | ASO Tool |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/genpdf-smart-doc-scanner/id6755714599/reviews) | [5.0 (6 ratings)](https://appshunter.io/ios/app/aso-tool-ai-keyword-tracker/id6760194537/reviews) |
| Number of ratings | 1 | **6** |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | **Weekly** | Every 2 months |
| Monetization | **Free** | Free with in-app purchases |
| Size | 74 MB | 48 MB |
| Requires iOS | **15.0** | 17 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [VU THANH](https://appshunter.io/developer/1009861172) | [An Banh](https://appshunter.io/developer/1466900439) |

## What reviewers say

### GenPDF

[App page](https://appshunter.io/ios/app/genpdf-smart-doc-scanner/id6755714599)

Transform your device into a portable scanner to digitize documents, receipts, and ID cards. Offers smart edge detection, perspective correction, and high-quality enhancement filters. Easily create multi-page PDFs and share them in various formats.

**Highlights:** Smart document edge detection, Perspective correction, High-quality scan enhancement filters, Multi-page PDF creation, ID card scanning mode, Efficient file organization, Easy sharing options

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

**In-app purchases:** none


### ASO Tool

[App page](https://appshunter.io/ios/app/aso-tool-ai-keyword-tracker/id6760194537)

This app assists developers and marketers in optimizing their App Store presence. It offers real-time tracking of keyword rankings, competitor analysis, and AI-powered discovery of new keyword opportunities to enhance app visibility.

**Highlights:** App Store keyword rank tracking, Competitor analysis, AI-powered keyword discovery, App visibility improvement, Real-time insights

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Upgrade Premium | $2.99 | one-time |


## Frequently asked questions

### Is GenPDF free?

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

### Is ASO Tool free?

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

### Which has better reviews, GenPDF or ASO Tool?

GenPDF and ASO Tool are both rated 5.0 out of 5 on the App Store, from 1 and 6 ratings respectively.

### Do GenPDF or ASO Tool have ads?

ASO Tool shows ads; GenPDF does not.

### Which is updated more often, GenPDF or ASO Tool?

GenPDF ships an update weekly, and ASO Tool every 2 months. Most recently, GenPDF was updated on November 5, 2026 and ASO Tool on November 5, 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.*