# 스마트바둑 vs Span

The clearest difference is in-app purchases: 스마트바둑 at none against Span's 1. 스마트바둑 also leads on iOS requirement (13.0 vs 17.0). Span's advantage is ads (none vs shown). On price and device support there is nothing between them.

Both are free to download. Span sells 1 one-off in-app purchase. 스마트바둑 asks for nothing beyond the download.

## The numbers

| Metric | 스마트바둑 | Span |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | — | Every 6 days |
| Size | 151 MB | 60 MB |
| Requires iOS | **13.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [HYO JONG YOO](https://appshunter.io/developer/1879487756) | [Dodecki Labs](https://appshunter.io/developer/1571436485) |

## What reviewers say

### 스마트바둑

[App page](https://appshunter.io/ios/app/id6761103558)

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

**In-app purchases:** none


### Span

[App page](https://appshunter.io/ios/app/span-physics-bridge-builder/id6790187323)

**Features:** macOS Compatibility, Family Sharing, Vision Pro support, iPhone Duo support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Span Complete | $7.99 | one-time |


## Frequently asked questions

### Is 스마트바둑 free?

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

### Is Span free?

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

### Do 스마트바둑 or Span have ads?

스마트바둑 shows ads; Span does not.

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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.*