# 水印相机 vs AuthenticatorPlus

The clearest difference is in-app purchases: AuthenticatorPlus at none against 水印相机's 2. 水印相机's advantage is iOS requirement (14.3 vs 16.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. 水印相机 sells 2 in-app purchases, starting at $4.99 per 7 days. AuthenticatorPlus asks for nothing beyond the download.

水印相机 ships an update every 3 weeks, AuthenticatorPlus fortnightly. The most recent releases landed on October 9, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | 水印相机 | AuthenticatorPlus |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Fortnightly** |
| Monetization | — | Free with in-app purchases |
| Size | 80 MB | 4 MB |
| Requires iOS | **14.3** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [钦钦 李](https://appshunter.io/developer/1846240551) | [忠法 周](https://appshunter.io/developer/1670518732) |

## What reviewers say

### 水印相机

[App page](https://appshunter.io/ios/app/id6755288148)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 限时特惠 | $4.99 | per 7 days |
| 周会员 | $6.99 | per 7 days |


### AuthenticatorPlus

[App page](https://appshunter.io/ios/app/authenticatorplus/id6797562959)

This app generates dynamic verification codes and securely manages passwords. It offers encrypted storage for your credentials and supports various authentication standards for enhanced online security.

**Highlights:** Dynamic verification code generation (TOTP/HOTP), Password management with strong password generator, AES-256-GCM encryption for data vault, Biometric and device passcode unlock, Automatic sensitive content hiding, Encrypted backup and restore, Optional iCloud synchronization

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

**In-app purchases:** none


## Frequently asked questions

### Is 水印相机 free?

水印相机 is free to download, with in-app purchases available.

### Is AuthenticatorPlus free?

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

### Do 水印相机 or AuthenticatorPlus have ads?

Neither 水印相机 nor AuthenticatorPlus shows ads.

### Which is updated more often, 水印相机 or AuthenticatorPlus?

水印相机 ships an update every 3 weeks, and AuthenticatorPlus fortnightly. Most recently, 水印相机 was updated on October 9, 2026 and AuthenticatorPlus on October 7, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*