# Authentication App vs D2B

The clearest difference is in-app purchases: D2B at none against Authentication App's 2. Authentication App's advantage is update cadence (every 2 months vs every 4 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Authentication App sells 2 in-app purchases, starting at $9.99 per month. D2B asks for nothing beyond the download.

Authentication App ships an update every 2 months, D2B every 4 months. The most recent releases landed on October 13, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | Authentication App | D2B |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.3 (592 ratings)](https://appshunter.io/ios/app/authentication-app-mfa-totp/id6443597953/reviews)** | — |
| Number of ratings | **592** | — |
| Positive reviews | 74.2% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 4 months |
| Monetization | Freemium | — |
| Size | 66 MB | 41 MB |
| Requires iOS | **14.0** | 15.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Soufiane Benabid](https://appshunter.io/developer/938808835) | [SEER DIGITAL](https://appshunter.io/developer/1083923341) |

## What reviewers say

### Authentication App

[App page](https://appshunter.io/ios/app/authentication-app-mfa-totp/id6443597953)

Enhance your online account security with this two-factor authentication utility. Easily add accounts by scanning QR codes or entering details manually. Securely back up and sync your data with iCloud Keychain for device loss or upgrades.

**Highlights:** Two-factor authentication (2FA), QR code scanning for account setup, Manual account detail entry, Secure backup and sync with iCloud Keychain, Password and Face ID lock, Multi-device sync

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Authentificator - Monthly | $9.99 | per month |
| Authentificator - Yearly | $39.99 | per year |

**What reviewers like**

- 👍 Easy to use and user-friendly interface
- 🔒 Reliable authentication functionality
- ⭐ Excellent overall performance
- 😊 Smooth and stress-free experience
- 💯 Best-in-class authenticator app

**What reviewers complain about**

- 🐛 App doesn't work reliably
- 💰 High pricing relative to competitors
- 😕 Confusing for some users
- ⚠️ Account loss issues reported

**Reported bugs**

- App fails to function properly for some users
- Account data loss or inaccessibility
- Inconsistent performance across devices

**Requested features**

- Better account recovery options
- Improved user onboarding/documentation


### D2B

[App page](https://appshunter.io/ios/app/d2b/id6747258840)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Authentication App free?

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

### Is D2B free?

D2B is free to download, with no in-app purchases.

### Do Authentication App or D2B have ads?

Neither Authentication App nor D2B shows ads.

### Which is updated more often, Authentication App or D2B?

Authentication App ships an update every 2 months, and D2B every 4 months. Most recently, Authentication App was updated on October 13, 2026 and D2B on October 11, 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.*