# 나크21 vs 쏘내추럴

The clearest difference is update cadence: 나크21 at every 3 months against 쏘내추럴's every 9 months. 쏘내추럴's advantage is iOS requirement (10.0 vs 12.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

나크21 ships an update every 3 months, 쏘내추럴 every 9 months. The most recent releases landed on November 1, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | 나크21 | 쏘내추럴 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 66.7% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 months** | Every 9 months |
| Monetization | Free | — |
| Size | 16 MB | 21 MB |
| Requires iOS | 12.0 | **10.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [N.K CO.,Ltd](https://appshunter.io/developer/1495613793) | [SONATURAL Co.,Ltd](https://appshunter.io/developer/1531055440) |

## What reviewers say

### 나크21

[App page](https://appshunter.io/ios/app/21-nak21/id1027691542)

Receive real-time sale and event notifications, enjoy easy login, and invite friends for rewards. Track your deliveries with a single tap and easily write reviews for purchased items.

**Highlights:** Real-time push notifications for sales and events, Simplified login and easy member registration, Friend invitation system with rewards, One-touch delivery status tracking, Convenient auto-generated review prompts

**Features:** macOS Compatibility

**In-app purchases:** none


### 쏘내추럴

[App page](https://appshunter.io/ios/app/sonatural/id1531055438)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 나크21 free?

나크21 is free to download, with no in-app purchases.

### Is 쏘내추럴 free?

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

### Do 나크21 or 쏘내추럴 have ads?

Neither 나크21 nor 쏘내추럴 shows ads.

### Which is updated more often, 나크21 or 쏘내추럴?

나크21 ships an update every 3 months, and 쏘내추럴 every 9 months. Most recently, 나크21 was updated on November 1, 2026 and 쏘내추럴 on October 25, 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.*