# ZStudio vs HLL

The clearest difference is update cadence: ZStudio at monthly against HLL's every 3 months. 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.

ZStudio ships an update monthly, HLL every 3 months. The most recent releases landed on October 2, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | ZStudio | HLL |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Monthly** | Every 3 months |
| Size | 53 MB | 32 MB |
| Requires iOS | **15.0** | 15.1 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [TECHYZ](https://appshunter.io/developer/1698814311) | [Polus Solutions, LLC](https://appshunter.io/developer/599920459) |

## What reviewers say

### ZStudio

[App page](https://appshunter.io/ios/app/zstudio/id6733246788)

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

**In-app purchases:** none


### HLL

[App page](https://appshunter.io/ios/app/hll-hma/id6748405025)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is ZStudio free?

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

### Is HLL free?

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

### Do ZStudio or HLL have ads?

Neither ZStudio nor HLL shows ads.

### Which is updated more often, ZStudio or HLL?

ZStudio ships an update monthly, and HLL every 3 months. Most recently, ZStudio was updated on October 2, 2026 and HLL on October 10, 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.*