# OTP Auth vs 湛江发运系统

The clearest difference is in-app purchases: 湛江发运系统 at none against OTP Auth's 1. 湛江发运系统 also leads on iOS requirement (12.0 vs 15.0). OTP Auth's advantage is update cadence (every 6 months vs every 21 months). On price, ads and device support there is nothing between them.

Both are free to download. OTP Auth sells 1 one-off in-app purchase. 湛江发运系统 asks for nothing beyond the download.

OTP Auth ships an update every 6 months, 湛江发运系统 every 21 months. Both last shipped on November 3, 2026.

## The numbers

| Metric | OTP Auth | 湛江发运系统 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.4 (19 ratings)](https://appshunter.io/ios/app/otp-auth-authenticator/id1436497541/reviews)** | — |
| Number of ratings | **19** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 6 months** | Every 21 months |
| Monetization | Free with in-app purchases | — |
| Size | 11 MB | 60 MB |
| Requires iOS | 15.0 | **12.0** |
| Devices | **iPhone, iPad, iPod, Apple Watch** | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [浩 王](https://appshunter.io/developer/1055265396) | [Shanghai Caitong Automation Control Engineering Co., Ltd.](https://appshunter.io/developer/1257488084) |

## What reviewers say

### OTP Auth

[App page](https://appshunter.io/ios/app/otp-auth-authenticator/id1436497541)

Generate and manage two-factor authentication codes offline. Organize accounts with custom groups, search, and widgets. Securely store keys and choose your preferred protection methods.

**Highlights:** Offline code generation, QR code scanning, Custom account groups, Search functionality, Home Screen and Lock Screen widgets, Apple Watch app, Biometric app lock

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support, iPhone Duo support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| OTPAuth Premium | $1.99 | one-time |


### 湛江发运系统

[App page](https://appshunter.io/ios/app/id1530311944)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is OTP Auth free?

OTP Auth is free to download, with in-app purchases available.

### Is 湛江发运系统 free?

湛江发运系统 is free to download, with no in-app purchases.

### Do OTP Auth or 湛江发运系统 have ads?

Neither OTP Auth nor 湛江发运系统 shows ads.

### Which is updated more often, OTP Auth or 湛江发运系统?

OTP Auth ships an update every 6 months, and 湛江发运系统 every 21 months. Most recently, OTP Auth was updated on November 3, 2026 and 湛江发运系统 on November 3, 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.*