# 롱블랙 LongBlack vs 하이젠버그

The clearest difference is review sentiment: 롱블랙 LongBlack at 85% against 하이젠버그's 50%. 롱블랙 LongBlack also leads on in-app purchases (none vs 4). 하이젠버그's advantage is update cadence (weekly vs every 4 weeks). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. 하이젠버그 sells 4 in-app purchases, starting at $8.99 per month. 롱블랙 LongBlack asks for nothing beyond the download.

롱블랙 LongBlack ships an update every 4 weeks, 하이젠버그 weekly. Both last shipped on October 24, 2026.

## The numbers

| Metric | 롱블랙 LongBlack | 하이젠버그 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.3 (3 ratings)](https://appshunter.io/ios/app/longblack/id6450910866/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | **85.2% of reviews** | 50.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 4 weeks | **Weekly** |
| Monetization | Ad-supported | **Free** |
| Size | 25 MB | 46 MB |
| Requires iOS | **15.1** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [timenco](https://appshunter.io/developer/1695668322) | [NextGen Corp.](https://appshunter.io/developer/1648076716) |

## What reviewers say

### 롱블랙 LongBlack

[App page](https://appshunter.io/ios/app/longblack/id6450910866)

Receive daily curated business insights delivered directly to your app. Set personalized notifications to build a routine of continuous learning and cultivate a sophisticated habit. Start your journey of daily growth with trending business stories.

**Highlights:** Daily curated business notes, Personalized notification settings, Build daily learning routines, Trending business stories, Habit formation support

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

**In-app purchases:** none

**What reviewers like**

- 💡 High-quality content and insights
- 👍 Good for habit formation
- 📱 Smooth app experience
- ✨ App icon design is stylish
- 🚀 App is convenient to use

**What reviewers complain about**

- 📉 Content lacks depth recently
- 🔋 Significant phone overheating
- 🎨 UI could be improved
- 🤔 Content quality inconsistent
- 💸 Subscription value questioned

**Reported bugs**

- App causes phone overheating
- Note notification time not changeable
- Saved tokens missing for notifications
- App crashes when saving photos
- Read notes count shows 0

**Requested features**

- Offline reading/save articles
- Dark mode/screen color options
- Adjustable notification times
- Web page opens in app
- Audio service/podcast option


### 하이젠버그

[App page](https://appshunter.io/ios/app/ai/id6795601378)

Access in-depth research reports on cutting-edge industries like AI, semiconductors, and biotech, created by STEM researchers. Features include audio playback, note-taking, and personalized notifications for new content.

**Highlights:** Research reports on advanced industries, Audio playback for reports, Note-taking and highlighting, Search by company, technology, or researcher, Researcher-generated content channel, Personalized notifications

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Heisenberg Pro Monthly | $8.99 | per month |
| Heisenberg Max Monthly | $39.99 | per month |
| Heisenberg Pro Annual | $99.99 | per year |
| Heisenberg Max Yearly | $419.99 | per year |


## Frequently asked questions

### Is 롱블랙 LongBlack free?

롱블랙 LongBlack is free to download, with no in-app purchases.

### Is 하이젠버그 free?

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

### Do 롱블랙 LongBlack or 하이젠버그 have ads?

Neither 롱블랙 LongBlack nor 하이젠버그 shows ads.

### Which is updated more often, 롱블랙 LongBlack or 하이젠버그?

롱블랙 LongBlack ships an update every 4 weeks, and 하이젠버그 weekly. Most recently, 롱블랙 LongBlack was updated on October 24, 2026 and 하이젠버그 on October 24, 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.*