# TuDu Studio vs Inner Space Studio

TuDu Studio and Inner Space Studio are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

TuDu Studio ships an update every 7 months, Inner Space Studio every 4 months. The most recent releases landed on September 18, 2026 and September 17, 2026 respectively.

## The numbers

| Metric | TuDu Studio | Inner Space Studio |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 7 months | **Every 4 months** |
| Size | 83 MB | 52 MB |
| Requires iOS | 16.4 | **15.1** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 17+ | 17+ |
| Developer | [TuDù Studio A.S.D.](https://appshunter.io/developer/1879493335) | [BSPORT](https://appshunter.io/developer/1356621553) |

## What reviewers say

### TuDu Studio

[App page](https://appshunter.io/ios/app/tudu-studio/id6475598165)

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

**In-app purchases:** none


### Inner Space Studio

[App page](https://appshunter.io/ios/app/inner-space-studio/id6477778431)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is TuDu Studio free?

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

### Is Inner Space Studio free?

Inner Space Studio is free to download, with no in-app purchases.

### Do TuDu Studio or Inner Space Studio have ads?

Neither TuDu Studio nor Inner Space Studio shows ads.

### Which is updated more often, TuDu Studio or Inner Space Studio?

TuDu Studio ships an update every 7 months, and Inner Space Studio every 4 months. Most recently, TuDu Studio was updated on September 18, 2026 and Inner Space Studio on September 17, 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.*