# 私密相册 vs Authenticator

The clearest difference is iOS requirement: 私密相册 at 15.6 against Authenticator's 17.0. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. 私密相册 sells 4 in-app purchases, starting at $2.99 per 7 days and Authenticator sells 3 in-app purchases, starting at $9.99 per 7 days. Whichever you choose, the download price is not the number that matters.

Both ship on a similar rhythm, roughly weekly. Both last shipped on November 9, 2026.

## The numbers

| Metric | 私密相册 | Authenticator |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.5 (2 ratings)](https://appshunter.io/ios/app/authenticator-2fa-code-and-otp/id6769224166/reviews)** |
| Number of ratings | — | **2** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Weekly | Weekly |
| Monetization | — | Free with in-app purchases |
| Size | 14 MB | 40 MB |
| Requires iOS | **15.6** | 17.0 |
| Devices | iPhone, iPad, iPod | **iPhone, iPad, Mac, Apple Watch** |
| Age rating | 4+ | 17+ |
| Developer | [永祥 程](https://appshunter.io/developer/1836971345) | [志兵 袁](https://appshunter.io/developer/6779040430) |

## What reviewers say

### 私密相册

[App page](https://appshunter.io/ios/app/id6754550190)

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 私密相册-限时优惠 | $2.99 | per 7 days |
| 私密相册-特价回馈 | $3.99 | per month |
| 私密相册-历史低价 | $19.99 | per year |
| 私密相册永久解锁 | $24.99 | one-time |


### Authenticator

[App page](https://appshunter.io/ios/app/authenticator-2fa-code-and-otp/id6769224166)

Secure your digital life with an all-in-one app for two-factor authentication, password management, and secure browsing. Protect your accounts from phishing and unauthorized access with robust encryption and convenient sync options.

**Highlights:** Two-Factor Authentication (2FA), Password Vault, Password Generator, Secure Browser, iCloud Sync & Cloud Restore, Apple Watch Support, Face ID / Passcode Lock

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly | $9.99 | per 7 days |
| Yearly | $29.99 | per year |
| Lifetime | $59.99 | one-time |


## Frequently asked questions

### Is 私密相册 free?

私密相册 is free to download, with in-app purchases available.

### Is Authenticator free?

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

### Do 私密相册 or Authenticator have ads?

Neither 私密相册 nor Authenticator shows ads.

### Which is updated more often, 私密相册 or Authenticator?

私密相册 ships an update weekly, and Authenticator weekly. Most recently, 私密相册 was updated on November 9, 2026 and Authenticator on November 9, 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.*