# U vs 네오플 OTP

The clearest difference is review sentiment: U at 67% against 네오플 OTP's 30%. U also leads on iOS requirement (8.0 vs 16.1). 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.

U ships an update every 6 months, 네오플 OTP every 4 months. The most recent releases landed on October 7, 2026 and October 23, 2026 respectively.

## The numbers

| Metric | U | 네오플 OTP |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.0 (2 ratings)](https://appshunter.io/ios/app/u-otp-plus/id518888140/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | **66.7% of reviews** | 30.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 months | **Every 4 months** |
| Monetization | Free | Free |
| Size | 6 MB | 57 MB |
| Requires iOS | **8.0** | 16.1 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 12+ |
| Developer | [ATON Inc.](https://appshunter.io/developer/359338184) | [Neople](https://appshunter.io/developer/464249146) |

## What reviewers say

### U

[App page](https://appshunter.io/ios/app/u-otp-plus/id518888140)

This app generates unique, one-time passwords to enhance your online security. It simplifies the sign-up process by issuing a serial number and allowing you to set a secure PIN for easy access to your accounts.

**Highlights:** Generates one-time passwords, Enhanced online security, Simplified sign-up process, Serial number issuance, PIN protection

**Features:** macOS Compatibility

**In-app purchases:** none


### 네오플 OTP

[App page](https://appshunter.io/ios/app/otp/id648772030)

This app provides a two-factor authentication service using one-time passwords for enhanced security during game logins. It generates a new 8-digit password every 30 seconds, protecting your personal information from data breaches.

**Highlights:** One-time password generation, Dual security for logins, Personal information protection, Automatic 30-second password renewal, Game-specific registration

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

**In-app purchases:** none


## Frequently asked questions

### Is U free?

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

### Is 네오플 OTP free?

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

### Do U or 네오플 OTP have ads?

Neither U nor 네오플 OTP shows ads.

### Which is updated more often, U or 네오플 OTP?

U ships an update every 6 months, and 네오플 OTP every 4 months. Most recently, U was updated on October 7, 2026 and 네오플 OTP on October 23, 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.*