# 헤이비글 vs 77F

The clearest difference is iOS requirement: 헤이비글 at 12.0 against 77F's 15.0. On price, update cadence, ads and in-app purchases there is nothing between them.

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

Both ship on a similar rhythm, roughly monthly. Both last shipped on October 7, 2026.

## The numbers

| Metric | 헤이비글 | 77F |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | Monthly |
| Size | 17 MB | 61 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [WIMZ](https://appshunter.io/developer/1339958151) | [(주)반티룩스](https://appshunter.io/developer/1883637016) |

## What reviewers say

### 헤이비글

[App page](https://appshunter.io/ios/app/id1339958152)

**Features:** macOS Compatibility

**In-app purchases:** none


### 77F

[App page](https://appshunter.io/ios/app/77f/id6760285959)

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

**In-app purchases:** none


## Frequently asked questions

### Is 헤이비글 free?

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

### Is 77F free?

77F is free to download, with no in-app purchases.

### Do 헤이비글 or 77F have ads?

Neither 헤이비글 nor 77F shows ads.

### Which is updated more often, 헤이비글 or 77F?

헤이비글 ships an update monthly, and 77F monthly. Most recently, 헤이비글 was updated on October 7, 2026 and 77F on October 7, 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.*