# PDF Note Pro vs Gia Dinh Toi

The clearest difference is review sentiment: Gia Dinh Toi at 50% against PDF Note Pro's 0%. Gia Dinh Toi also leads on rating (4.0 vs 2.0) and in-app purchases (none vs 2). PDF Note Pro's advantage is iOS requirement (14.0 vs 16.0). On price, ads, monetization model and device support there is nothing between them.

Both are free to download. PDF Note Pro sells 1 one-off in-app purchase. Gia Dinh Toi asks for nothing beyond the download.

Gia Dinh Toi holds the better App Store score, 4.0 against 2.0. Both are backed by a comparable volume of ratings — 1 and 4 respectively. Written reviews point the same way: 0% of PDF Note Pro's written reviews are positive against 50% of Gia Dinh Toi's.

PDF Note Pro ships an update every 11 months, Gia Dinh Toi every 2 months. The most recent releases landed on November 1, 2026 and November 2, 2026 respectively.

## The numbers

| Metric | PDF Note Pro | Gia Dinh Toi |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.0 (1 ratings)](https://appshunter.io/ios/app/pdf-note-pro-note-taker/id983741766/reviews) | **[4.0 (4 ratings)](https://appshunter.io/ios/app/gia-dinh-toi/id1231618334/reviews)** |
| Number of ratings | 1 | **4** |
| Positive reviews | 0.0% of reviews | **50.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 11 months | **Every 2 months** |
| Monetization | Free | Free |
| Size | 18 MB | 159 MB |
| Requires iOS | **14.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 17+ | 4+ |
| Developer | [Mach Software Design](https://appshunter.io/developer/327826899) | [Thinh Le](https://appshunter.io/developer/593964159) |

## What reviewers say

### PDF Note Pro

[App page](https://appshunter.io/ios/app/pdf-note-pro-note-taker/id983741766)

This application allows users to take freehand notes directly on PDF documents and record audio simultaneously. Notes are saved in native PDF and M4A formats, syncing across devices via iCloud for seamless access on mobile, desktop, and web. It offers powerful annotation tools and is available for free on iOS.

**Highlights:** Freehand PDF annotation, M4A audio recording, iCloud syncing across devices, Native PDF and M4A formats, Vector drawing tools, Text tool for typing, Image and web page insertion

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $0.99 | one-time |


### Gia Dinh Toi

[App page](https://appshunter.io/ios/app/gia-dinh-toi/id1231618334)

This app offers educational content and entertainment for all ages, from grandparents to children. It includes U.S. civics information for naturalization tests and language learning programs for kids. Children can also enjoy movies, music, and math lessons.

**Highlights:** U.S. civics for naturalization test, English, French, Vietnamese language learning, Children's movies and stories, Math tables (multiplication, division, square), YouTube-based entertainment programs, Information on U.S. society

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is PDF Note Pro free?

PDF Note Pro is free to download, with in-app purchases available.

### Is Gia Dinh Toi free?

Gia Dinh Toi is free to download, with no in-app purchases.

### Which has better reviews, PDF Note Pro or Gia Dinh Toi?

Gia Dinh Toi is rated higher. PDF Note Pro averages 2.0 out of 5 from 1 ratings, while Gia Dinh Toi averages 4.0 from 4 ratings.

### Do PDF Note Pro or Gia Dinh Toi have ads?

Neither PDF Note Pro nor Gia Dinh Toi shows ads.

### Which is updated more often, PDF Note Pro or Gia Dinh Toi?

PDF Note Pro ships an update every 11 months, and Gia Dinh Toi every 2 months. Most recently, PDF Note Pro was updated on November 1, 2026 and Gia Dinh Toi on November 2, 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.*