# Data Hippo vs 잠잠

The clearest difference is update cadence: Data Hippo at every 9 days against 잠잠's every 8 months. Data Hippo also leads on iOS requirement (13.4 vs 26.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Data Hippo ships an update every 9 days, 잠잠 every 8 months. The most recent releases landed on October 16, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | Data Hippo | 잠잠 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 9 days** | Every 8 months |
| Size | 51 MB | 10 MB |
| Requires iOS | **13.4** | 26.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 12+ |
| Developer | [hippocrat](https://appshunter.io/developer/1783343041) | [DAESEONG KIM](https://appshunter.io/developer/1703442466) |

## What reviewers say

### Data Hippo

[App page](https://appshunter.io/ios/app/data-hippo-ai-summary-notes/id6738997275)

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

**In-app purchases:** none


### 잠잠

[App page](https://appshunter.io/ios/app/id6756749527)

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

**In-app purchases:** none


## Frequently asked questions

### Is Data Hippo free?

Data Hippo is free to download, with no in-app purchases.

### Is 잠잠 free?

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

### Do Data Hippo or 잠잠 have ads?

Neither Data Hippo nor 잠잠 shows ads.

### Which is updated more often, Data Hippo or 잠잠?

Data Hippo ships an update every 9 days, and 잠잠 every 8 months. Most recently, Data Hippo was updated on October 16, 2026 and 잠잠 on October 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.*