# Darlin vs 99鬼退治~99×99の問題に答えて鬼を倒そう

The clearest difference is in-app purchases: Darlin at none against 99鬼退治~99×99の問題に答えて鬼を倒そう's 3. Darlin also leads on ads (none vs shown) and device support (3 vs 1). 99鬼退治~99×99の問題に答えて鬼を倒そう's advantage is update cadence (daily vs every 3 weeks). On price there is nothing between them.

Both are free to download. 99鬼退治~99×99の問題に答えて鬼を倒そう sells 3 in-app purchases, starting at $2.99 per month. Darlin asks for nothing beyond the download.

Darlin ships an update every 3 weeks, 99鬼退治~99×99の問題に答えて鬼を倒そう daily. The most recent releases landed on September 10, 2026 and September 11, 2026 respectively.

## The numbers

| Metric | Darlin | 99鬼退治~99×99の問題に答えて鬼を倒そう |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.0 (1 ratings)](https://appshunter.io/ios/app/darlin/id6502744160/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 3 weeks | **Daily** |
| Monetization | Free | — |
| Size | 360 MB | 29 MB |
| Requires iOS | **13.0** | 18.2 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 12+ | 4+ |
| Developer | [Wonders.ai Ltd](https://appshunter.io/developer/1578823968) | [Yusaku Fujita](https://appshunter.io/developer/1506740830) |

## What reviewers say

### Darlin

[App page](https://appshunter.io/ios/app/darlin/id6502744160)

This AI companion app learns and evolves with you, adapting to your personality and remembering interactions. Customize its appearance, voice, and personality for lifelike conversations and immersive AR experiences. It requires a separate computer app to access its full features.

**Highlights:** Learns and evolves with user, Adapts to personality, Remembers interactions, Customizable appearance, voice, and personality, Lifelike conversations, Immersive AR experiences

**Features:** macOS Compatibility

**In-app purchases:** none


### 99鬼退治~99×99の問題に答えて鬼を倒そう

[App page](https://appshunter.io/ios/app/999999/id6755892796)

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| プレミアムプラン　月額 | $2.99 | per month |
| プレミアムプラン 年額 | $24.99 | per year |
| リトライ機能 | $0.49 | one-time |


## Frequently asked questions

### Is Darlin free?

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

### Is 99鬼退治~99×99の問題に答えて鬼を倒そう free?

99鬼退治~99×99の問題に答えて鬼を倒そう is free to download, with in-app purchases available.

### Do Darlin or 99鬼退治~99×99の問題に答えて鬼を倒そう have ads?

99鬼退治~99×99の問題に答えて鬼を倒そう shows ads; Darlin does not.

### Which is updated more often, Darlin or 99鬼退治~99×99の問題に答えて鬼を倒そう?

Darlin ships an update every 3 weeks, and 99鬼退治~99×99の問題に答えて鬼を倒そう daily. Most recently, Darlin was updated on September 10, 2026 and 99鬼退治~99×99の問題に答えて鬼を倒そう on September 11, 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.*