# HK Butterfly Fans vs MindDump

The clearest difference is in-app purchases: HK Butterfly Fans at none against MindDump's 7. HK Butterfly Fans also leads on iOS requirement (8.2 vs 17.0). MindDump's advantage is update cadence (weekly vs every 10 months). On price, ads and device support there is nothing between them.

Both are free to download. MindDump sells 7 one-off in-app purchases. HK Butterfly Fans asks for nothing beyond the download.

HK Butterfly Fans ships an update every 10 months, MindDump weekly. The most recent releases landed on October 26, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | HK Butterfly Fans | MindDump |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 10 months | **Weekly** |
| Monetization | — | Free with in-app purchases |
| Size | 114 MB | 117 MB |
| Requires iOS | **8.2** | 17.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Richard Chan](https://appshunter.io/developer/990925403) | [晓光 李](https://appshunter.io/developer/1553199200) |

## What reviewers say

### HK Butterfly Fans

[App page](https://appshunter.io/ios/app/hk-butterfly-fans/id1036172728)

**Features:** macOS Compatibility

**In-app purchases:** none


### MindDump

[App page](https://appshunter.io/ios/app/minddump-structured-thinking/id1553250457)

This app provides a versatile platform for organizing thoughts and plans using various visual formats like mind maps, outlines, and timelines. It supports rich attachments, including images, voice clips, and mathematical formulas, making it ideal for both educational and personal use.

**Highlights:** Mindmap creation, Outline and timeline views, Diagramming tools (UML, BPMN, Flowchart), Flashcards and index cards, Rich attachment support (images, voice, math), Pre-built examples for easy start

**Features:** macOS Compatibility

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Flashcard Pack | $1.99 | one-time |
| Project Management Pack | $1.99 | one-time |
| DViz Pack | $1.99 | one-time |
| Software Engineering Pack | $3.99 | one-time |
| Unlock All (upgrade from Pro) | $8.99 | one-time |
| Pro | $9.99 | one-time |
| Unlock All | $17.99 | one-time |


## Frequently asked questions

### Is HK Butterfly Fans free?

HK Butterfly Fans is free to download, with no in-app purchases.

### Is MindDump free?

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

### Do HK Butterfly Fans or MindDump have ads?

Neither HK Butterfly Fans nor MindDump shows ads.

### Which is updated more often, HK Butterfly Fans or MindDump?

HK Butterfly Fans ships an update every 10 months, and MindDump weekly. Most recently, HK Butterfly Fans was updated on October 26, 2026 and MindDump 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.*