# Authenticator 2FA vs WatchBuddy

The clearest difference is in-app purchases: WatchBuddy at none against Authenticator 2FA's 4. WatchBuddy also leads on update cadence (every 5 days vs every 3 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Authenticator 2FA sells 3 in-app purchases, starting at $4.99 per 7 days. WatchBuddy asks for nothing beyond the download.

Authenticator 2FA ships an update every 3 months, WatchBuddy every 5 days. The most recent releases landed on September 27, 2026 and September 21, 2026 respectively.

## The numbers

| Metric | Authenticator 2FA | WatchBuddy |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 23.3% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 5 days** |
| Monetization | Freemium | — |
| Size | 10 MB | 88 MB |
| Requires iOS | **15.0** | 16.6 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [泽雄 陈](https://appshunter.io/developer/1792614874) | [长沙本迈信息科技有限公司](https://appshunter.io/developer/1862340255) |

## What reviewers say

### Authenticator 2FA

[App page](https://appshunter.io/ios/app/authenticator-2fa-mfatotp/id6744550449)

Secure your online accounts with this all-in-one security tool. It offers two-factor authentication, a password manager with local encryption, and a strong password generator. Enjoy peace of mind with encrypted data storage and optional iCloud sync.

**Highlights:** Two-Factor Authentication (TOTP), Password Manager with local encryption, Strong Password Generator, Security Tips, Encrypted Data Storage, Optional iCloud Sync & Backup

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Authenticator - Weekly | $4.99 | per 7 days |
| Authenticator - Yearly | $29.99 | per year |
| Authenticator - Lifetime | $39.99 | one-time |


### WatchBuddy

[App page](https://appshunter.io/ios/app/watchbuddy/id6761092649)

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

**In-app purchases:** none


## Frequently asked questions

### Is Authenticator 2FA free?

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

### Is WatchBuddy free?

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

### Do Authenticator 2FA or WatchBuddy have ads?

Neither Authenticator 2FA nor WatchBuddy shows ads.

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

Authenticator 2FA ships an update every 3 months, and WatchBuddy every 5 days. Most recently, Authenticator 2FA was updated on September 27, 2026 and WatchBuddy on September 21, 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.*