# Story World Builder vs マイカラオケリスト

The clearest difference is in-app purchases: マイカラオケリスト at none against Story World Builder's 4. マイカラオケリスト also leads on update cadence (daily vs every 3 days) and iOS requirement (13.0 vs 15.1). Story World Builder's advantage is ads (none vs shown). On price and device support there is nothing between them.

Both are free to download. Story World Builder sells 4 in-app purchases, starting at $1.99 per month. マイカラオケリスト asks for nothing beyond the download.

Story World Builder ships an update every 3 days, マイカラオケリスト daily. The most recent releases landed on October 25, 2026 and October 17, 2026 respectively.

## The numbers

| Metric | Story World Builder | マイカラオケリスト |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | Every 3 days | **Daily** |
| Monetization | Free with in-app purchases | — |
| Size | 48 MB | 29 MB |
| Requires iOS | 15.1 | **13.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [JIhyoung Seol](https://appshunter.io/developer/6777936390) | [Akari Ohta](https://appshunter.io/developer/1727974130) |

## What reviewers say

### Story World Builder

[App page](https://appshunter.io/ios/app/story-world-builder/id6777936388)

This app assists writers in developing stories by providing AI-powered tools for character interaction, plot structuring, and worldbuilding. It helps generate scenarios, manage character details, and draft manuscripts, offering export options for further use.

**Highlights:** AI-generated story scenarios, Interactive character conversations, Systematic worldbuilding tools, Detailed character management, Episode and scene plot structuring, AI writing assistant for drafts, Export to PDF and Markdown

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| AI Pass Light Monthly | $1.99 | per month |
| AI Pass Standard Monthly | $3.99 | per month |
| AI Pass Light Yearly | $19.99 | per year |
| AI Pass Standard Yearly | $39.99 | per year |


### マイカラオケリスト

[App page](https://appshunter.io/ios/app/id6784576366)

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

**In-app purchases:** none


## Frequently asked questions

### Is Story World Builder free?

Story World Builder is free to download, with in-app purchases available.

### Is マイカラオケリスト free?

マイカラオケリスト is free to download, with no in-app purchases.

### Do Story World Builder or マイカラオケリスト have ads?

マイカラオケリスト shows ads; Story World Builder does not.

### Which is updated more often, Story World Builder or マイカラオケリスト?

Story World Builder ships an update every 3 days, and マイカラオケリスト daily. Most recently, Story World Builder was updated on October 25, 2026 and マイカラオケリスト on October 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.*