# 나이스 아이핀 vs SR 스마트인증

The clearest difference is review sentiment: SR 스마트인증 at 100% against 나이스 아이핀's 21%. SR 스마트인증 also leads on ads (none vs shown) and monetization model (free vs free with in-app purchases). 나이스 아이핀's advantage is update cadence (every 2 months vs every 13 months). On price, 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.

나이스 아이핀 ships an update every 2 months, SR 스마트인증 every 13 months. The most recent releases landed on October 16, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | 나이스 아이핀 | SR 스마트인증 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.0 (15 ratings)](https://appshunter.io/ios/app/id898176302/reviews)** | — |
| Number of ratings | **15** | — |
| Positive reviews | 21.3% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | **Every 2 months** | Every 13 months |
| Monetization | Free with in-app purchases | **Free** |
| Size | 78 MB | 22 MB |
| Requires iOS | 13 | **9.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [NICE Information Service Co., Ltd.](https://appshunter.io/developer/375630606) | [KOREAEXPERT](https://appshunter.io/developer/1161606505) |

## What reviewers say

### 나이스 아이핀

[App page](https://appshunter.io/ios/app/id898176302)

This app offers secure and convenient identity verification for over 4,500 websites. It allows quick authentication using phone numbers or IDs, extends i-PIN validity, and provides a URL scanner powered by AI to detect malicious links. It also features a unique pet identification service.

**Highlights:** Secure identity verification for 4,500+ sites, Fast authentication via phone number or ID, AI-powered malicious URL detection, Pet identification via nose print, View past registration and authentication history, 3-year i-PIN validity extension

**In-app purchases:** none


### SR 스마트인증

[App page](https://appshunter.io/ios/app/sr/id1628740414)

This application generates two-factor authentication codes to enhance account security. It provides a reliable method for verifying your identity when logging into various services.

**Highlights:** Generates 2FA codes, Enhances account security, Reliable identity verification

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

**In-app purchases:** none


## Frequently asked questions

### Is 나이스 아이핀 free?

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

### Is SR 스마트인증 free?

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

### Do 나이스 아이핀 or SR 스마트인증 have ads?

나이스 아이핀 shows ads; SR 스마트인증 does not.

### Which is updated more often, 나이스 아이핀 or SR 스마트인증?

나이스 아이핀 ships an update every 2 months, and SR 스마트인증 every 13 months. Most recently, 나이스 아이핀 was updated on October 16, 2026 and SR 스마트인증 on October 11, 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.*