# HEART KNIFE vs ZERO HALLIBURTON APP

The clearest difference is update cadence: HEART KNIFE at monthly against ZERO HALLIBURTON APP's every 10 months. HEART KNIFE also leads on iOS requirement (11.0 vs 15.6). 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.

HEART KNIFE ships an update monthly, ZERO HALLIBURTON APP every 10 months. The most recent releases landed on October 14, 2026 and September 28, 2026 respectively.

## The numbers

| Metric | HEART KNIFE | ZERO HALLIBURTON APP |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Monthly** | Every 10 months |
| Size | 25 MB | 2 MB |
| Requires iOS | **11.0** | 15.6 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [STEELSTYLE K.K.](https://appshunter.io/developer/1547579860) | [エース株式会社](https://appshunter.io/developer/1503464012) |

## What reviewers say

### HEART KNIFE

[App page](https://appshunter.io/ios/app/heart-knife/id1547579858)

**Features:** macOS Compatibility

**In-app purchases:** none


### ZERO HALLIBURTON APP

[App page](https://appshunter.io/ios/app/zero-halliburton-app/id1670536521)

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

**In-app purchases:** none


## Frequently asked questions

### Is HEART KNIFE free?

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

### Is ZERO HALLIBURTON APP free?

ZERO HALLIBURTON APP is free to download, with no in-app purchases.

### Do HEART KNIFE or ZERO HALLIBURTON APP have ads?

Neither HEART KNIFE nor ZERO HALLIBURTON APP shows ads.

### Which is updated more often, HEART KNIFE or ZERO HALLIBURTON APP?

HEART KNIFE ships an update monthly, and ZERO HALLIBURTON APP every 10 months. Most recently, HEART KNIFE was updated on October 14, 2026 and ZERO HALLIBURTON APP on September 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.*