# ZBrush vs ISD Buddy

The clearest difference is in-app purchases: ISD Buddy at none against ZBrush's 2. ISD Buddy also leads on device support (3 vs 1) and iOS requirement (11.0 vs 17.0). On price, update cadence and ads there is nothing between them.

Both are free to download. ZBrush sells 2 in-app purchases, starting at $9.99 per month. ISD Buddy asks for nothing beyond the download.

ZBrush ships an update monthly, ISD Buddy every 5 weeks. The most recent releases landed on October 27, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | ZBrush | ISD Buddy |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.1 (258 ratings)](https://appshunter.io/ios/app/zbrush-3d-model-maker/id6612028716/reviews)** | — |
| Number of ratings | **258** | — |
| Positive reviews | 85.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Monthly** | Every 5 weeks |
| Monetization | Freemium | — |
| Size | 1.1 GB | 70 MB |
| Requires iOS | 17.0 | **11.0** |
| Devices | iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [MAXON Computer GmbH](https://appshunter.io/developer/1438772272) | [Lilysoft LLC](https://appshunter.io/developer/1752353880) |

## What reviewers say

### ZBrush

[App page](https://appshunter.io/ios/app/zbrush-3d-model-maker/id6612028716)

Create professional 3D models and digital sculptures on your iPad. This app offers advanced sculpting, painting, and modeling tools with desktop-quality performance, ideal for artists on the go. Seamlessly integrate with desktop workflows for a complete creative experience.

**Highlights:** Pressure-sensitive sculpting with Apple Pencil, 200+ digital sculpting brushes, Advanced 3D modeling tools, Seamless desktop-iPad workflow, High-resolution polygon support, 3D painting without UV setup

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| ZBrush Monthly | $9.99 | per month |
| ZBrush Annual | $89.99 | per year |


### ISD Buddy

[App page](https://appshunter.io/ios/app/isd-buddy/id6670692232)

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

**In-app purchases:** none


## Frequently asked questions

### Is ZBrush free?

ZBrush is free to download, with in-app purchases available.

### Is ISD Buddy free?

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

### Do ZBrush or ISD Buddy have ads?

Neither ZBrush nor ISD Buddy shows ads.

### Which is updated more often, ZBrush or ISD Buddy?

ZBrush ships an update monthly, and ISD Buddy every 5 weeks. Most recently, ZBrush was updated on October 27, 2026 and ISD Buddy on October 5, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*