# Logic Mind Tree vs PaperDoc

The clearest difference is ads: PaperDoc at none against Logic Mind Tree's shown. Logic Mind Tree's advantage is iOS requirement (12.0 vs 15.1). On price, update cadence, in-app purchases and monetization model there is nothing between them.

Both are free to download. Logic Mind Tree sells 1 one-off in-app purchase and PaperDoc sells 2 in-app purchases, starting at $12.99 per month. Whichever you choose, the download price is not the number that matters.

Logic Mind Tree ships an update every 3 weeks, PaperDoc every 5 weeks. The most recent releases landed on October 2, 2026 and September 28, 2026 respectively.

## The numbers

| Metric | Logic Mind Tree | PaperDoc |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/logic-mind-tree/id1493165686/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | **Every 3 weeks** | Every 5 weeks |
| Monetization | Free with in-app purchases | Freemium |
| Size | 6 MB | 42 MB |
| Requires iOS | **12.0** | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [WeiHai XiaoHao Co.,Ltd.](https://appshunter.io/developer/1234580155) | [PaperDoc](https://appshunter.io/developer/1572445836) |

## What reviewers say

### Logic Mind Tree

[App page](https://appshunter.io/ios/app/logic-mind-tree/id1493165686)

This app helps you visualize and organize your thoughts, ideas, and learning processes. It combines logic and creativity to make your thinking clear and structured, supporting various applications from note-taking to design and teaching.

**Highlights:** Export large pictures, Node customization (icon size, font), Undo/redo functionality, Group and item nodes with zoom, Copy, paste, and move operations, Node customization (pictures, links, text color), XML file format for editing and sharing

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Paid Upgrade Pro | $3.99 | one-time |


### PaperDoc

[App page](https://appshunter.io/ios/app/paperdoc/id1572445504)

This app provides healthcare professionals with AI-powered summaries of scientific articles, saving time and keeping them updated on the latest advancements in their field. It offers personalized selections based on specialty and category for efficient knowledge enhancement.

**Highlights:** Personalized scientific article selection, AI-generated article summaries, Time-saving content analysis, Updates tailored to specialty, Efficient knowledge enhancement

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro monthly | $12.99 | per month |
| Pro yearly | $129.99 | per year |


## Frequently asked questions

### Is Logic Mind Tree free?

Logic Mind Tree is free to download, with in-app purchases available.

### Is PaperDoc free?

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

### Do Logic Mind Tree or PaperDoc have ads?

Logic Mind Tree shows ads; PaperDoc does not.

### Which is updated more often, Logic Mind Tree or PaperDoc?

Logic Mind Tree ships an update every 3 weeks, and PaperDoc every 5 weeks. Most recently, Logic Mind Tree was updated on October 2, 2026 and PaperDoc on September 28, 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.*