# HVAC vs Haznaka

The clearest difference is update cadence: Haznaka at fortnightly against HVAC's every 6 months. HVAC's advantage is iOS requirement (8.0 vs 15.0). 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.

HVAC ships an update every 6 months, Haznaka fortnightly. The most recent releases landed on October 26, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | HVAC | Haznaka |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 months | **Fortnightly** |
| Size | 12 MB | 65 MB |
| Requires iOS | **8.0** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [乔 黄](https://appshunter.io/developer/1499744042) | [Ohad Cohen](https://appshunter.io/developer/6782698397) |

## What reviewers say

### HVAC

[App page](https://appshunter.io/ios/app/hvac-control/id1338034298)

**Features:** macOS Compatibility

**In-app purchases:** none


### Haznaka

[App page](https://appshunter.io/ios/app/haznaka/id6782698395)

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

**In-app purchases:** none


## Frequently asked questions

### Is HVAC free?

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

### Is Haznaka free?

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

### Do HVAC or Haznaka have ads?

Neither HVAC nor Haznaka shows ads.

### Which is updated more often, HVAC or Haznaka?

HVAC ships an update every 6 months, and Haznaka fortnightly. Most recently, HVAC was updated on October 26, 2026 and Haznaka on October 31, 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.*