# Sound Note AI vs PDF Fox

The clearest difference is review sentiment: Sound Note AI at 100% against PDF Fox's 0%. Sound Note AI also leads on update cadence (weekly vs every 2 months). PDF Fox's advantage is in-app purchases (none vs 6). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Sound Note AI sells 6 in-app purchases, starting at $5.99 per 7 days. PDF Fox asks for nothing beyond the download.

Sound Note AI ships an update weekly, PDF Fox every 2 months. The most recent releases landed on September 13, 2026 and June 5, 2026 respectively.

## The numbers

| Metric | Sound Note AI | PDF Fox |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.2 (5 ratings)](https://appshunter.io/ios/app/sound-note-aivoice-note-taker/id6755289178/reviews)** | — |
| Number of ratings | **5** | — |
| Positive reviews | **100.0% of reviews** | 0.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Weekly** | Every 2 months |
| Monetization | Freemium | **Free** |
| Size | 79 MB | 43 MB |
| Requires iOS | **15.0** | 15.1 |
| Devices | **iPhone, iPad, iPod, Apple Watch** | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Lambda International Limited](https://appshunter.io/developer/1851106186) | [Yasin Kuyu](https://appshunter.io/developer/1234723142) |

## What reviewers say

### Sound Note AI

[App page](https://appshunter.io/ios/app/sound-note-aivoice-note-taker/id6755289178)

This app transforms spoken words into accurate text in real-time, offering advanced AI features for summarization and idea generation. Organize your transcribed notes into folders and export them in various formats like PDF and WORD. It's a powerful tool for capturing and processing audio information efficiently.

**Highlights:** Real-time speech to text transcription, Multi-format export (PDF, WORD, TXT), Folder and categorization for notes, Built-in AI for summarization and brainstorming, Live transcription display

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Access | $5.99 | per 7 days |
| Premium_Weekly | $7.99 | per 7 days |
| Limited Yearly Access | $29.99 | per year |
| Yearly Access | $49.99 | per year |
| DiscountYearly | $69.99 | per year |
| Premium_yearly | $99.99 | per year |


### PDF Fox

[App page](https://appshunter.io/ios/app/pdf-fox/id6756534248)

This comprehensive toolkit offers a suite of PDF management features, including editing, scanning, signing, and conversion. It prioritizes user privacy by operating entirely offline, ensuring your documents remain on your device without requiring accounts or subscriptions.

**Highlights:** Offline PDF editing, OCR text recognition, Secure PDF signing, Document scanning, PDF merging and splitting, File compression, Password protection

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Sound Note AI free?

Sound Note AI is free to download, with in-app purchases available.

### Is PDF Fox free?

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

### Do Sound Note AI or PDF Fox have ads?

Neither Sound Note AI nor PDF Fox shows ads.

### Which is updated more often, Sound Note AI or PDF Fox?

Sound Note AI ships an update weekly, and PDF Fox every 2 months. Most recently, Sound Note AI was updated on September 13, 2026 and PDF Fox on June 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.*