# Intro King vs 定義サバイバル

The clearest difference is in-app purchases: 定義サバイバル at none against Intro King's 1. 定義サバイバル also leads on ads (none vs shown). Intro King's advantage is iOS requirement (16.0 vs 26.0). On price, update cadence and device support there is nothing between them.

Both are free to download. Intro King sells 1 in-app purchase, starting at $1.99 per month. 定義サバイバル asks for nothing beyond the download.

Intro King ships an update every 9 days, 定義サバイバル every 11 days. The most recent releases landed on September 29, 2026 and September 20, 2026 respectively.

## The numbers

| Metric | Intro King | 定義サバイバル |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/intro-king/id6449006748/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 43.5% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 9 days** | Every 11 days |
| Monetization | Free with in-app purchases | — |
| Size | 56 MB | 46 MB |
| Requires iOS | **16.0** | 26.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 12+ | 4+ |
| Developer | [Yutaka Kato](https://appshunter.io/developer/1674092270) | [Takahiro Oda](https://appshunter.io/developer/1843653292) |

## What reviewers say

### Intro King

[App page](https://appshunter.io/ios/app/intro-king/id6449006748)

Test your music knowledge with this interactive intro quiz game. Play solo modes like Time Attack or Score Challenge, or compete with friends in real-time online battles or local party modes. Create custom playlists from your favorite songs or use pre-made ones.

**Highlights:** Intro quiz gameplay, Multiple game modes (Time Attack, Score Challenge, Remote Match, Party Mode), Real-time online battles, Local multiplayer for up to 6 players, Customizable song playlists, Apple Music integration (for subscribers)

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Ad-Free Plan | $1.99 | per month |


### 定義サバイバル

[App page](https://appshunter.io/ios/app/4/id6760987303)

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

**In-app purchases:** none


## Frequently asked questions

### Is Intro King free?

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

### Is 定義サバイバル free?

定義サバイバル is free to download, with no in-app purchases.

### Do Intro King or 定義サバイバル have ads?

Intro King shows ads; 定義サバイバル does not.

### Which is updated more often, Intro King or 定義サバイバル?

Intro King ships an update every 9 days, and 定義サバイバル every 11 days. Most recently, Intro King was updated on September 29, 2026 and 定義サバイバル on September 20, 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.*