# BIGStudio3 vs MarbleR3

The clearest difference is update cadence: MarbleR3 at every 3 days against BIGStudio3's every 3 months. BIGStudio3's advantage is iOS requirement (13.0 vs 15.1). 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.

BIGStudio3 ships an update every 3 months, MarbleR3 every 3 days. The most recent releases landed on October 10, 2026 and October 17, 2026 respectively.

## The numbers

| Metric | BIGStudio3 | MarbleR3 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 3 days** |
| Size | 107 MB | 36 MB |
| Requires iOS | **13.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [BIG srl](https://appshunter.io/developer/1470366735) | [MarbleR2](https://appshunter.io/developer/883215762) |

## What reviewers say

### BIGStudio3

[App page](https://appshunter.io/ios/app/bigstudio3/id1523638205)

**Features:** Vision Pro support

**In-app purchases:** none


### MarbleR3

[App page](https://appshunter.io/ios/app/marbler3/id6520393678)

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

**In-app purchases:** none


## Frequently asked questions

### Is BIGStudio3 free?

BIGStudio3 is free to download, with no in-app purchases.

### Is MarbleR3 free?

MarbleR3 is free to download, with no in-app purchases.

### Do BIGStudio3 or MarbleR3 have ads?

Neither BIGStudio3 nor MarbleR3 shows ads.

### Which is updated more often, BIGStudio3 or MarbleR3?

BIGStudio3 ships an update every 3 months, and MarbleR3 every 3 days. Most recently, BIGStudio3 was updated on October 10, 2026 and MarbleR3 on October 17, 2026.

---

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