# NetPDF vs OneAnswerAI

The clearest difference is in-app purchases: NetPDF at none against OneAnswerAI's 7. OneAnswerAI's advantage is update cadence (every 9 days vs every 6 weeks) and iOS requirement (16.4 vs 18.2). On price, ads and device support there is nothing between them.

Both are free to download. OneAnswerAI sells 7 in-app purchases, starting at $5.99 per 7 days. NetPDF asks for nothing beyond the download.

NetPDF ships an update every 6 weeks, OneAnswerAI every 9 days. The most recent releases landed on November 5, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | NetPDF | OneAnswerAI |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/netpdf/id6749868392/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 6 weeks | **Every 9 days** |
| Monetization | Ad-supported | — |
| Size | 1.1 GB | 59 MB |
| Requires iOS | 18.2 | **16.4** |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 12+ |
| Developer | [Deep Simplicity LLC](https://appshunter.io/developer/1832534541) | [VALENTINO PAULON](https://appshunter.io/developer/1861136644) |

## What reviewers say

### NetPDF

[App page](https://appshunter.io/ios/app/netpdf/id6749868392)

This AI-powered PDF reader and editor allows users to read, annotate, edit, and summarize documents directly on their device. It offers on-device privacy for all AI features, ensuring no document data is sent externally. Enjoy smart search, text-to-speech, and seamless organization.

**Highlights:** On-device AI summarization and Q&A, Touch-first PDF reading and annotation, High-fidelity PDF rendering and editing, Integrated Text-to-Speech, Smart search and navigation, Offline operation for all features

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

**In-app purchases:** none


### OneAnswerAI

[App page](https://appshunter.io/ios/app/oneanswerai/id6756519049)

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

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Pro | $5.99 | per 7 days |
| Monthly Pro | $17.99 | per month |
| 10 Text Queries | $0.99 | one-time |
| 5 Text + 1 Media | $1.99 | one-time |
| 5 Media Queries | $1.99 | one-time |
| 50 Text Queries | $3.99 | one-time |
| 100 Text Queries | $6.99 | one-time |


## Frequently asked questions

### Is NetPDF free?

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

### Is OneAnswerAI free?

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

### Do NetPDF or OneAnswerAI have ads?

Both NetPDF and OneAnswerAI show ads.

### Which is updated more often, NetPDF or OneAnswerAI?

NetPDF ships an update every 6 weeks, and OneAnswerAI every 9 days. Most recently, NetPDF was updated on November 5, 2026 and OneAnswerAI on October 30, 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.*