# 도시락eSIM vs OTP라커

The clearest difference is review sentiment: 도시락eSIM at 100% against OTP라커's 5%. 도시락eSIM also leads on iOS requirement (13.0 vs 16.6). OTP라커's advantage is monetization model (free vs free with in-app purchases). 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.

도시락eSIM ships an update every 4 weeks, OTP라커 fortnightly. The most recent releases landed on October 16, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | 도시락eSIM | OTP라커 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (18 ratings)](https://appshunter.io/ios/app/esim/id1620488208/reviews)** | — |
| Number of ratings | **18** | — |
| Positive reviews | **100.0% of reviews** | 5.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 weeks | **Fortnightly** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 94 MB | 29 MB |
| Requires iOS | **13.0** | 16.6 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [WideMobile](https://appshunter.io/developer/1162744578) | [TECH'N ROLL Inc.](https://appshunter.io/developer/1809959971) |

## What reviewers say

### 도시락eSIM

[App page](https://appshunter.io/ios/app/esim/id1620488208)

Easily prepare for international travel with this app. It offers instant eSIM installation without QR codes, AI-powered data plan recommendations, and free international calls. Choose from various data plans to suit your travel needs.

**Highlights:** Instant eSIM installation via app, AI-powered data plan recommendations, Free international call minutes, Flexible data plan options, Multiple secure payment methods, 24/7 customer support

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

**In-app purchases:** none


### OTP라커

[App page](https://appshunter.io/ios/app/otp/id6444036952)

This app offers a smart locker solution using your smartphone. Forget keys and complicated kiosks; simply scan a QR code, pay the fee within the app, and receive a one-time password to securely store your belongings. It's designed for easy and safe use of shared lockers.

**Highlights:** Smartphone-controlled lockers, QR code scanning for access, In-app payment, Time-based one-time passwords (TOTP), HMAC-based security technology, Patented sales method

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

**In-app purchases:** none


## Frequently asked questions

### Is 도시락eSIM free?

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

### Is OTP라커 free?

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

### Do 도시락eSIM or OTP라커 have ads?

Neither 도시락eSIM nor OTP라커 shows ads.

### Which is updated more often, 도시락eSIM or OTP라커?

도시락eSIM ships an update every 4 weeks, and OTP라커 fortnightly. Most recently, 도시락eSIM was updated on October 16, 2026 and OTP라커 on October 15, 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.*