# SLS vs 미래탐구

The clearest difference is update cadence: 미래탐구 at every 2 months against SLS's every 8 months. SLS's advantage is iOS requirement (12.0 vs 16.0). On price, review sentiment, ads and in-app purchases there is nothing between them.

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

SLS ships an update every 8 months, 미래탐구 every 2 months. The most recent releases landed on October 7, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | SLS | 미래탐구 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | **33.3% of reviews** | 25.6% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 8 months | **Every 2 months** |
| Monetization | Free | — |
| Size | 13 MB | 38 MB |
| Requires iOS | **12.0** | 16.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 12+ |
| Developer | [IAP EDU](https://appshunter.io/developer/1545801777) | [(주)타임교육](https://appshunter.io/developer/515166300) |

## What reviewers say

### SLS

[App page](https://appshunter.io/ios/app/sls/id1545901734)

This is a smart application for Korean language learning, developed by IAP EDU. It offers an educational experience focused on mastering the Korean language.

**Highlights:** Korean language learning, Smart application, Educational content, Developed by IAP EDU

**Features:** macOS Compatibility

**In-app purchases:** none


### 미래탐구

[App page](https://appshunter.io/ios/app/id1554811654)

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

**In-app purchases:** none


## Frequently asked questions

### Is SLS free?

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

### Is 미래탐구 free?

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

### Do SLS or 미래탐구 have ads?

Neither SLS nor 미래탐구 shows ads.

### Which is updated more often, SLS or 미래탐구?

SLS ships an update every 8 months, and 미래탐구 every 2 months. Most recently, SLS was updated on October 7, 2026 and 미래탐구 on October 14, 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.*