# Logic Mind Tree vs CCC Problems

The clearest difference is in-app purchases: CCC Problems at none against Logic Mind Tree's 1. CCC Problems also leads on ads (none vs shown). Logic Mind Tree's advantage is update cadence (every 3 weeks vs every 3 months) and iOS requirement (12.0 vs 18.5). On price and device support there is nothing between them.

Both are free to download. Logic Mind Tree sells 1 one-off in-app purchase. CCC Problems asks for nothing beyond the download.

Logic Mind Tree ships an update every 3 weeks, CCC Problems every 3 months. The most recent releases landed on October 24, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Logic Mind Tree | CCC Problems |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/logic-mind-tree/id1493165686/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 3 weeks** | Every 3 months |
| Monetization | Free with in-app purchases | — |
| Size | 6 MB | 5 MB |
| Requires iOS | **12.0** | 18.5 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [WeiHai XiaoHao Co.,Ltd.](https://appshunter.io/developer/1234580155) | [TT Math School Inc](https://appshunter.io/developer/1847194956) |

## 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 |


### CCC Problems

[App page](https://appshunter.io/ios/app/ccc-problems/id6754226175)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Logic Mind Tree free?

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

### Is CCC Problems free?

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

### Do Logic Mind Tree or CCC Problems have ads?

Logic Mind Tree shows ads; CCC Problems does not.

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

Logic Mind Tree ships an update every 3 weeks, and CCC Problems every 3 months. Most recently, Logic Mind Tree was updated on October 24, 2026 and CCC Problems on October 25, 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.*