# PDF Document Editor vs PDF Editor Studio

The clearest difference is price: PDF Document Editor at Free against PDF Editor Studio's $0.99. PDF Editor Studio's advantage is in-app purchases (none vs 4). On update cadence, ads, device support and iOS requirement there is nothing between them.

PDF Document Editor is free to download; PDF Editor Studio costs $0.99 up front. PDF Document Editor sells 4 in-app purchases, starting at $3.99 per 7 days. PDF Editor Studio asks for nothing beyond the download.

PDF Document Editor ships an update monthly, PDF Editor Studio every 3 weeks. The most recent releases landed on October 7, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | PDF Document Editor | PDF Editor Studio |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| Rating | **[1.0 (1 ratings)](https://appshunter.io/ios/app/pdf-document-editor-kudo-ai/id6745721395/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Monthly | **Every 3 weeks** |
| Monetization | Freemium | — |
| Size | 50 MB | 27 MB |
| Requires iOS | 15.1 | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Zion Studios LLC](https://appshunter.io/developer/1685918923) | [StudyBridge LLC](https://appshunter.io/developer/1830101876) |

## What reviewers say

### PDF Document Editor

[App page](https://appshunter.io/ios/app/pdf-document-editor-kudo-ai/id6745721395)

Create any type of document quickly using AI-powered text generation. Easily add images, checkmarks, and electronic signatures to your documents. This app simplifies document creation from start to finish.

**Highlights:** AI text generation for document templates, Image inclusion and manipulation, Electronic signature functionality, Intuitive document editor, Unlimited document creation (premium), Unlimited AI prompts (premium)

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Kudo Weekly Offer | $3.99 | per 7 days |
| Kudo Monthly Offer | $9.99 | per month |
| Kudo Yearly Offer | $39.99 | per year |
| Kudo Lifetime Offer | $59.99 | one-time |


### PDF Editor Studio

[App page](https://appshunter.io/ios/app/pdf-editor-studio/id6759298506)

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

**In-app purchases:** none


## Frequently asked questions

### Is PDF Document Editor free?

PDF Document Editor is free to download, with in-app purchases available.

### Is PDF Editor Studio free?

PDF Editor Studio costs $0.99, with no in-app purchases.

### Do PDF Document Editor or PDF Editor Studio have ads?

Neither PDF Document Editor nor PDF Editor Studio shows ads.

### Which is updated more often, PDF Document Editor or PDF Editor Studio?

PDF Document Editor ships an update monthly, and PDF Editor Studio every 3 weeks. Most recently, PDF Document Editor was updated on October 7, 2026 and PDF Editor Studio on October 13, 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.*