# 바둑2.0 vs Otus Game

The clearest difference is review sentiment: Otus Game at 67% against 바둑2.0's 13%. Otus Game also leads on in-app purchases (none vs 5) and ads (none vs shown). On price, device support and iOS requirement there is nothing between them.

Both are free to download. 바둑2.0 sells 5 one-off in-app purchases. Otus Game asks for nothing beyond the download.

바둑2.0 ships an update every 2 months, Otus Game every 2 weeks. The most recent releases landed on October 22, 2026 and October 20, 2026 respectively.

## The numbers

| Metric | 바둑2.0 | Otus Game |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.5 (17 ratings)](https://appshunter.io/ios/app/20/id1090323272/reviews)** | — |
| Number of ratings | **17** | — |
| Positive reviews | 12.5% of reviews | **66.7% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 2 months | **Every 2 weeks** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 71 MB | 174 MB |
| Requires iOS | **11.0** | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [monomob Corp.](https://appshunter.io/developer/771618950) | [EDENLUX Corp.](https://appshunter.io/developer/1443712682) |

## What reviewers say

### 바둑2.0

[App page](https://appshunter.io/ios/app/20/id1090323272)

Experience authentic Go games with real players anytime, anywhere. Enjoy shorter game modes like 9x9 and 13x13, and connect with friends through an SNS feature to share and comment on game records. Compete in tournaments and win streaks for bonus rewards.

**Highlights:** Real-time Go matches with skilled players, 9x9 and 13x13 game modes for quick play, SNS for sharing and commenting on game records, Tournament and win streak challenges, Bonus rewards for competitive play

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

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 별 2개 (오픈이벤트 4개) | $0.99 | one-time |
| 별 11개 (오픈이벤트 22개) | $4.99 | one-time |
| 별 24개 (오픈이벤트 48개) | $9.99 | one-time |
| 별 65개 (오픈이벤트 130개) | $24.99 | one-time |
| 별 140개 (오픈이벤트 280개) | $49.99 | one-time |


### Otus Game

[App page](https://appshunter.io/ios/app/otus-game/id6476952932)

Engage in a variety of games designed to improve eye health and vision. Requires membership and eye score measurement through a companion app to begin playing.

**Highlights:** Eye exercise games, Vision improvement focus, Requires Otus Plus membership, Eye score measurement integration, Suitable for tired eyes

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

**In-app purchases:** none


## Frequently asked questions

### Is 바둑2.0 free?

바둑2.0 is free to download, with in-app purchases available.

### Is Otus Game free?

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

### Do 바둑2.0 or Otus Game have ads?

바둑2.0 shows ads; Otus Game does not.

### Which is updated more often, 바둑2.0 or Otus Game?

바둑2.0 ships an update every 2 months, and Otus Game every 2 weeks. Most recently, 바둑2.0 was updated on October 22, 2026 and Otus Game on October 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.*