# 2FA Authenticator vs B18百科

The clearest difference is in-app purchases: B18百科 at none against 2FA Authenticator's 2. B18百科 also leads on update cadence (daily vs monthly) and iOS requirement (13.0 vs 15.6). On price, ads and device support there is nothing between them.

Both are free to download. 2FA Authenticator sells 2 in-app purchases, starting at $4.99 per month. B18百科 asks for nothing beyond the download.

2FA Authenticator ships an update monthly, B18百科 daily. The most recent releases landed on October 10, 2026 and September 26, 2026 respectively.

## The numbers

| Metric | 2FA Authenticator | B18百科 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (32 ratings)](https://appshunter.io/ios/app/2fa-authenticator-locker/id6504048697/reviews)** | — |
| Number of ratings | **32** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Monthly | **Daily** |
| Monetization | Freemium | — |
| Size | 92 MB | 27 MB |
| Requires iOS | 15.6 | **13.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Masai Code Ventures LTD](https://appshunter.io/developer/1628307304) | [重庆骏贤至科技有限公司](https://appshunter.io/developer/1754067115) |

## What reviewers say

### 2FA Authenticator

[App page](https://appshunter.io/ios/app/2fa-authenticator-locker/id6504048697)

Secure your online accounts with multi-factor authentication and password management. Generate time-sensitive codes, store passwords, and receive alerts for data breaches. Features cloud backup and biometric encryption for enhanced security.

**Highlights:** Generate 2FA/MFA codes, Store and manage passwords, Password breach detection, Encrypted cloud backup, Biometric encryption (Face ID/Fingerprint), Support for 1000+ apps

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Locker Monthly | $4.99 | per month |
| Annual Premium | $39.99 | per year |


### B18百科

[App page](https://appshunter.io/ios/app/b18/id6780371356)

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

**In-app purchases:** none


## Frequently asked questions

### Is 2FA Authenticator free?

2FA Authenticator is free to download, with in-app purchases available.

### Is B18百科 free?

B18百科 is free to download, with no in-app purchases.

### Do 2FA Authenticator or B18百科 have ads?

Neither 2FA Authenticator nor B18百科 shows ads.

### Which is updated more often, 2FA Authenticator or B18百科?

2FA Authenticator ships an update monthly, and B18百科 daily. Most recently, 2FA Authenticator was updated on October 10, 2026 and B18百科 on September 26, 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.*