# NACVIEW Authenticator vs Bluwi

The clearest difference is update cadence: NACVIEW Authenticator at every 12 months against Bluwi's every 40 months. On price, ads, in-app purchases and device support there is nothing between them.

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

NACVIEW Authenticator ships an update every 12 months, Bluwi every 40 months. The most recent releases landed on October 27, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | NACVIEW Authenticator | Bluwi |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 12 months** | Every 40 months |
| Size | 12 MB | 23 MB |
| Requires iOS | 14.0 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [NACVIEW Sp. z o.o.](https://appshunter.io/developer/1228056785) | [Alfastack Ltd.](https://appshunter.io/developer/1434831942) |

## What reviewers say

### NACVIEW Authenticator

[App page](https://appshunter.io/ios/app/nacview-authenticator/id1561763176)

**Features:** macOS Compatibility

**In-app purchases:** none


### Bluwi

[App page](https://appshunter.io/ios/app/bluwi/id1630780273)

**In-app purchases:** none


## Frequently asked questions

### Is NACVIEW Authenticator free?

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

### Is Bluwi free?

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

### Do NACVIEW Authenticator or Bluwi have ads?

Neither NACVIEW Authenticator nor Bluwi shows ads.

### Which is updated more often, NACVIEW Authenticator or Bluwi?

NACVIEW Authenticator ships an update every 12 months, and Bluwi every 40 months. Most recently, NACVIEW Authenticator was updated on October 27, 2026 and Bluwi on November 3, 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.*