# Oshi Island vs CallStudio

The clearest difference is in-app purchases: CallStudio at none against Oshi Island's 2. CallStudio also leads on ads (none vs shown) and iOS requirement (16.4 vs 18.0). On price, update cadence and device support there is nothing between them.

Both are free to download. Oshi Island sells 2 in-app purchases, starting at $1.99 per 7 days. CallStudio asks for nothing beyond the download.

Oshi Island ships an update every 3 days, CallStudio every 4 days. The most recent releases landed on November 6, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Oshi Island | CallStudio |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 40.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 3 days** | Every 4 days |
| Monetization | Free with in-app purchases | — |
| Size | 43 MB | 66 MB |
| Requires iOS | 18.0 | **16.4** |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Ryo Tsudukihashi](https://appshunter.io/developer/1320583602) | [Imaizumi Kei](https://appshunter.io/developer/1803264759) |

## What reviewers say

### Oshi Island

[App page](https://appshunter.io/ios/app/oshi-island-pixel-art-widget/id6751716346)

Create and display custom pixel art characters on your iPhone screen. Bring your favorite idols, anime characters, or VTubers to life with animation and custom dialogues, visible through Live Activities.

**Highlights:** Pixel Art Editor, Photo to Pixel Art conversion, Animation Creator, Live Activity Display, Custom Dialogues, Share creations via AirDrop

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Super Oshi Plan | $1.99 | per 7 days |
| Lifetime Premium | $19.99 | one-time |


### CallStudio

[App page](https://appshunter.io/ios/app/callstudio/id6772734655)

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

**In-app purchases:** none


## Frequently asked questions

### Is Oshi Island free?

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

### Is CallStudio free?

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

### Do Oshi Island or CallStudio have ads?

Oshi Island shows ads; CallStudio does not.

### Which is updated more often, Oshi Island or CallStudio?

Oshi Island ships an update every 3 days, and CallStudio every 4 days. Most recently, Oshi Island was updated on November 6, 2026 and CallStudio on October 31, 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.*