# GT Max vs HB II DSP

The clearest difference is update cadence: HB II DSP at fortnightly against GT Max's every 10 months. GT Max's advantage is iOS requirement (13.0 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.

GT Max ships an update every 10 months, HB II DSP fortnightly. The most recent releases landed on November 4, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | GT Max | HB II DSP |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 10 months | **Fortnightly** |
| Size | 38 MB | 3 MB |
| Requires iOS | **13.0** | 15.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [MACNIL Gruppo ZUCCHETTI](https://appshunter.io/developer/975483908) | [APEX Italy](https://appshunter.io/developer/1446565085) |

## What reviewers say

### GT Max

[App page](https://appshunter.io/ios/app/gt-max/id6736903082)

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

**In-app purchases:** none


### HB II DSP

[App page](https://appshunter.io/ios/app/hb-ii-dsp/id6753644572)

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

**In-app purchases:** none


## Frequently asked questions

### Is GT Max free?

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

### Is HB II DSP free?

HB II DSP is free to download, with no in-app purchases.

### Do GT Max or HB II DSP have ads?

Neither GT Max nor HB II DSP shows ads.

### Which is updated more often, GT Max or HB II DSP?

GT Max ships an update every 10 months, and HB II DSP fortnightly. Most recently, GT Max was updated on November 4, 2026 and HB II DSP 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.*