# Microsoft Authenticator vs BlockToBlock

The clearest difference is price: Microsoft Authenticator at Free against BlockToBlock's $7.99. Microsoft Authenticator also leads on in-app purchases (none vs 1) and chart position (#7 vs unranked). BlockToBlock's advantage is iOS requirement (12.0 vs 17.0). On update cadence, ads and device support there is nothing between them.

Microsoft Authenticator is free to download; BlockToBlock costs $7.99 up front. BlockToBlock sells 1 in-app purchase, starting at $9.99 per month. Microsoft Authenticator asks for nothing beyond the download.

Microsoft Authenticator ships an update every 3 weeks, BlockToBlock fortnightly. The most recent releases landed on October 13, 2026 and September 29, 2026 respectively.

## The numbers

| Metric | Microsoft Authenticator | BlockToBlock |
| --- | --- | --- |
| Price | **Free** | $7.99 |
| Rating | **[4.7 (703K ratings)](https://appshunter.io/ios/app/microsoft-authenticator/id983156458/reviews)** | — |
| Number of ratings | **703K** | — |
| Positive reviews | 11.6% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Fortnightly** |
| Monetization | Free | — |
| Best chart rank | **#7** | — |
| Size | 226 MB | 121 MB |
| Requires iOS | 17.0 | **12.0** |
| Devices | iPhone, iPad, Vision Pro | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Microsoft Corporation](https://appshunter.io/developer/298856275) | [TECH HAS NO FACE  LIMITED](https://appshunter.io/developer/1821669037) |

## What reviewers say

### Microsoft Authenticator

[App page](https://appshunter.io/ios/app/microsoft-authenticator/id983156458)

**Currently charting:** #7 Top Free · Productivity, #37 Top Free (US App Store)

Securely sign into online accounts with multi-factor authentication, passwordless login, or password autofill. Manage multiple accounts, including non-Microsoft services, and access Microsoft products and services seamlessly.

**Highlights:** Multi-factor authentication (MFA), Passwordless sign-in, Password autofill, Support for non-Microsoft accounts, Account management for work/school, Cert-based authentication

**In-app purchases:** none

**What reviewers like**

- 🚀 Seamless authentication
- 🔒 Secure login process
- 👍 Convenient passwordless sign-in
- 🚀 Smooth app performance

**What reviewers complain about**

- 🐛 Broken Apple Watch functionality
- 🐛 Backup and restore issues
- 🐛 Confusing login flow
- 🐛 Accounts disappearing after phone change

**Reported bugs**

- Authenticator app getting locked and requiring Touch ID
- Notification failures and authentication issues
- Accounts not syncing properly between devices

**Requested features**

- Add search and sorting for accounts
- Improve Apple Watch integration
- Provide better backup and restore options
- Streamline login process


### BlockToBlock

[App page](https://appshunter.io/ios/app/blocktoblock/id6748413990)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| BlockToBlock Pro Monthly | $9.99 | per month |


## Frequently asked questions

### Is Microsoft Authenticator free?

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

### Is BlockToBlock free?

BlockToBlock costs $7.99, and also offers in-app purchases.

### Do Microsoft Authenticator or BlockToBlock have ads?

Neither Microsoft Authenticator nor BlockToBlock shows ads.

### Which is updated more often, Microsoft Authenticator or BlockToBlock?

Microsoft Authenticator ships an update every 3 weeks, and BlockToBlock fortnightly. Most recently, Microsoft Authenticator was updated on October 13, 2026 and BlockToBlock on September 29, 2026.

---

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