# 데드엔드99 vs Thinkmon Friends!

The clearest difference is price: Thinkmon Friends! at Free against 데드엔드99's $0.99. Thinkmon Friends! also leads on update cadence (every 11 days vs every 32 months) and review sentiment (100% vs 82%). 데드엔드99's advantage is in-app purchases (none vs 5) and ratings volume (4 vs 1). On rating, ads, device support and iOS requirement there is nothing between them.

Thinkmon Friends! is free to download; 데드엔드99 costs $0.99 up front. Thinkmon Friends! sells 5 one-off in-app purchases. 데드엔드99 asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 5.0 for 데드엔드99 against 5.0 for Thinkmon Friends!. Both are backed by a comparable volume of ratings — 4 and 1 respectively. Written reviews are what separate them: 82% of 데드엔드99's written reviews are positive against 100% of Thinkmon Friends!'s.

데드엔드99 ships an update every 32 months, Thinkmon Friends! every 11 days. The most recent releases landed on October 15, 2026 and September 28, 2026 respectively.

## The numbers

| Metric | 데드엔드99 | Thinkmon Friends! |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | [5.0 (4 ratings)](https://appshunter.io/ios/app/99/id954454822/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/thinkmon-friends/id6470902207/reviews) |
| Number of ratings | **4** | 1 |
| Positive reviews | 81.8% of reviews | **100.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 32 months | **Every 11 days** |
| Monetization | Paid | **Free with in-app purchases** |
| Size | 97 MB | 188 MB |
| Requires iOS | **11.0** | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 4+ |
| Developer | [talesshop](https://appshunter.io/developer/515219523) | [Woongjin Thinkbig Co., Ltd.](https://appshunter.io/developer/1614968450) |

## What reviewers say

### 데드엔드99

[App page](https://appshunter.io/ios/app/99/id954454822)

This is a visual novel game featuring a story, illustrations, and voice acting. Enjoy a special short story created for Christmas with a playtime of about 3 hours. It features a story by a renowned writer and CG by a popular artist, with full voice acting by professional voice actors.

**Highlights:** Visual novel genre, Engaging story and illustrations, Full voice acting by professional VAs, Christmas-themed short story, Playtime of approximately 3 hours

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

**In-app purchases:** none


### Thinkmon Friends!

[App page](https://appshunter.io/ios/app/thinkmon-friends/id6470902207)

Embark on an adventure with adorable characters in a math-based AI learning game. Collect over 100 unique creatures and explore a tower of adventure. Save the Thinkworld from a villain who enforces a "no studying" rule.

**Highlights:** Math-based AI learning, Over 100 diverse Thinkmons, Tower of adventure, Story-driven gameplay, Creature collection and raising

**Features:** macOS Compatibility

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| A pile of diamonds | $0.49 | one-time |
| A handful of diamonds | $2.99 | one-time |
| A bundle of diamonds | $6.99 | one-time |
| A basket of diamonds | $12.99 | one-time |
| A box of diamonds | $34.99 | one-time |


## Frequently asked questions

### Is 데드엔드99 free?

데드엔드99 costs $0.99, with no in-app purchases.

### Is Thinkmon Friends! free?

Thinkmon Friends! is free to download, with in-app purchases available.

### Which has better reviews, 데드엔드99 or Thinkmon Friends!?

데드엔드99 and Thinkmon Friends! are both rated 5.0 out of 5 on the App Store, from 4 and 1 ratings respectively.

### Do 데드엔드99 or Thinkmon Friends! have ads?

Neither 데드엔드99 nor Thinkmon Friends! shows ads.

### Which is updated more often, 데드엔드99 or Thinkmon Friends!?

데드엔드99 ships an update every 32 months, and Thinkmon Friends! every 11 days. Most recently, 데드엔드99 was updated on October 15, 2026 and Thinkmon Friends! on September 28, 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.*