# ThinkAloud Notes vs PDFnano

The clearest difference is in-app purchases: ThinkAloud Notes at none against PDFnano's 1. ThinkAloud Notes also leads on iOS requirement (16.0 vs 18.6). PDFnano's advantage is update cadence (every 2 days vs every 2 weeks). On price, rating, ratings volume and ads there is nothing between them.

Both are free to download. PDFnano sells 1 one-off in-app purchase. ThinkAloud Notes asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 5.0 for ThinkAloud Notes against 5.0 for PDFnano. Both are backed by a comparable volume of ratings — 2 and 1 respectively.

ThinkAloud Notes ships an update every 2 weeks, PDFnano every 2 days. The most recent releases landed on October 7, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | ThinkAloud Notes | PDFnano |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (2 ratings)](https://appshunter.io/ios/app/thinkaloud-notes/id6776892222/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/pdfnano-pdf-editor-and-reader/id6783288588/reviews) |
| Number of ratings | **2** | 1 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Every 2 days** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 116 MB | 20 MB |
| Requires iOS | **16.0** | 18.6 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Ghanashyam Vinod Tatti](https://appshunter.io/developer/6776892224) | [Thamer Mohammed](https://appshunter.io/developer/1869675424) |

## What reviewers say

### ThinkAloud Notes

[App page](https://appshunter.io/ios/app/thinkaloud-notes/id6776892222)

Record your thoughts and let on-device AI transform them into structured notes with titles, tags, and links. Your data stays private on your phone, with no accounts or subscriptions required. Access and manage your notes as standard Markdown files.

**Highlights:** Voice, photo, and text input, On-device AI note generation, Automatic tagging and linking, Ask questions about your notes, Knowledge graph creation, Markdown file export, Optional cloud sync

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

**In-app purchases:** none


### PDFnano

[App page](https://appshunter.io/ios/app/pdfnano-pdf-editor-and-reader/id6783288588)

Edit, translate, and manage PDF documents with a focus on on-device privacy. This app offers tools for scanning, converting, annotating, and organizing your files locally.

**Highlights:** Read, organize, and manage PDFs, Offline PDF translation with layout preservation, Scan documents and create PDFs, Convert PDFs to Word, Excel, or images, OCR for Arabic and English text, Add signatures and annotations, Remove hidden metadata for privacy

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| PDFnano Pro Lifetime | $1.99 | one-time |


## Frequently asked questions

### Is ThinkAloud Notes free?

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

### Is PDFnano free?

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

### Which has better reviews, ThinkAloud Notes or PDFnano?

ThinkAloud Notes and PDFnano are both rated 5.0 out of 5 on the App Store, from 2 and 1 ratings respectively.

### Do ThinkAloud Notes or PDFnano have ads?

Neither ThinkAloud Notes nor PDFnano shows ads.

### Which is updated more often, ThinkAloud Notes or PDFnano?

ThinkAloud Notes ships an update every 2 weeks, and PDFnano every 2 days. Most recently, ThinkAloud Notes was updated on October 7, 2026 and PDFnano on October 11, 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.*