# KZero Passwordless vs Authenticator・

The clearest difference is rating: KZero Passwordless at 5.0 against Authenticator・'s 4.5. Authenticator・'s advantage is update cadence (every 2 weeks vs every 5 weeks) and ratings volume (6 vs 1). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

KZero Passwordless holds the better App Store score, 5.0 against 4.5. That said, the two scores are not equally well evidenced: Authenticator・ has 6 ratings behind it against 1, so its average is the more settled of the two.

KZero Passwordless ships an update every 5 weeks, Authenticator・ every 2 weeks. The most recent releases landed on October 5, 2026 and September 19, 2026 respectively.

## The numbers

| Metric | KZero Passwordless | Authenticator・ |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/kzero-passwordless/id1672389184/reviews)** | [4.5 (6 ratings)](https://appshunter.io/ios/app/authenticator/id6462883539/reviews) |
| Number of ratings | 1 | **6** |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Every 2 weeks** |
| Monetization | Free | Free |
| Size | 51 MB | 75 MB |
| Requires iOS | **15.1** | 16.0 |
| Devices | iPhone, iPod | **iPhone, iPad, Mac** |
| Age rating | 4+ | 17+ |
| Developer | [Kelvin Zero](https://appshunter.io/developer/1670753149) | [Techgear Inc](https://appshunter.io/developer/524933495) |

## What reviewers say

### KZero Passwordless

[App page](https://appshunter.io/ios/app/kzero-passwordless/id1672389184)

This app provides passwordless authentication for users of the Multi-Pass Pro card. It allows for secure sign-ins to web applications and MPAS services using push notifications and the Pro card. Users can also manage and access information about their Multi-Pass Pro card.

**Highlights:** Passwordless sign-in, Push notification authentication, Manage Multi-Pass Pro card information, Enroll Multi-Pass Pro card, Secure access to web applications

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

**In-app purchases:** none


### Authenticator・

[App page](https://appshunter.io/ios/app/authenticator/id6462883539)

This app provides a secure all-in-one solution for managing your digital life. It combines two-factor authentication, a password manager, a private browser, and an ad blocker to enhance your online security and privacy.

**Highlights:** Two-factor authentication code generation, Secure password vault with auto-fill, Private browsing without history or tracking, Ad blocking for faster loading and privacy, Cross-device synchronization, Secure backup and restore for 2FA data

**Features:** Safari Extension, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is KZero Passwordless free?

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

### Is Authenticator・ free?

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

### Which has better reviews, KZero Passwordless or Authenticator・?

KZero Passwordless is rated higher. KZero Passwordless averages 5.0 out of 5 from 1 ratings, while Authenticator・ averages 4.5 from 6 ratings.

### Do KZero Passwordless or Authenticator・ have ads?

Neither KZero Passwordless nor Authenticator・ shows ads.

### Which is updated more often, KZero Passwordless or Authenticator・?

KZero Passwordless ships an update every 5 weeks, and Authenticator・ every 2 weeks. Most recently, KZero Passwordless was updated on October 5, 2026 and Authenticator・ on September 19, 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.*