# eSLS 인증 알리미 vs GU스마트앱

The clearest difference is iOS requirement: GU스마트앱 at 11.0 against eSLS 인증 알리미's 15.0. On price, update cadence, 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.

Both ship on a similar rhythm, roughly every 4 months. The most recent releases landed on October 7, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | eSLS 인증 알리미 | GU스마트앱 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | Every 4 months |
| Monetization | Free | — |
| Size | 6 MB | 74 MB |
| Requires iOS | 15.0 | **11.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [YBM NET, Inc.](https://appshunter.io/developer/332188969) | [Gwangju University](https://appshunter.io/developer/1525333983) |

## What reviewers say

### eSLS 인증 알리미

[App page](https://appshunter.io/ios/app/esls/id1466922189)

This app allows eSLS remote course students to conveniently verify their identity for attendance and authentication. It requires a smartphone and personal verification, preventing proxy authentication. Users can easily authenticate for daily logins after course registration.

**Highlights:** Personal smartphone authentication, Attendance and verification tool, Exclusive for eSLS remote course students, Daily authentication reset, SMS-based identity verification

**In-app purchases:** none


### GU스마트앱

[App page](https://appshunter.io/ios/app/gu/id1610288148)

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

**In-app purchases:** none


## Frequently asked questions

### Is eSLS 인증 알리미 free?

eSLS 인증 알리미 is free to download, with no in-app purchases.

### Is GU스마트앱 free?

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

### Do eSLS 인증 알리미 or GU스마트앱 have ads?

Neither eSLS 인증 알리미 nor GU스마트앱 shows ads.

### Which is updated more often, eSLS 인증 알리미 or GU스마트앱?

eSLS 인증 알리미 ships an update every 4 months, and GU스마트앱 every 4 months. Most recently, eSLS 인증 알리미 was updated on October 7, 2026 and GU스마트앱 on October 6, 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.*