# OTP Auth vs 物料计量管控

The clearest difference is in-app purchases: 物料计量管控 at none against OTP Auth's 1. 物料计量管控 also leads on iOS requirement (12.0 vs 15.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. OTP Auth sells 1 one-off in-app purchase. 物料计量管控 asks for nothing beyond the download.

OTP Auth ships an update every 6 months, 物料计量管控 every 4 months. The most recent releases landed on November 3, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | OTP Auth | 物料计量管控 |
| --- | --- | --- |
| 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 4 months** |
| Monetization | Free with in-app purchases | — |
| Size | 11 MB | 30 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 |


### 物料计量管控

[App page](https://appshunter.io/ios/app/id1622534487)

**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 物料计量管控 free?

物料计量管控 is free to download, with no in-app purchases.

### Do OTP Auth or 物料计量管控 have ads?

Neither OTP Auth nor 物料计量管控 shows ads.

### Which is updated more often, OTP Auth or 物料计量管控?

OTP Auth ships an update every 6 months, and 物料计量管控 every 4 months. Most recently, OTP Auth was updated on November 3, 2026 and 物料计量管控 on October 27, 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.*