# BÁCSVÍZ vs NAV

The clearest difference is update cadence: NAV at every 6 weeks against BÁCSVÍZ's every 6 months. BÁCSVÍZ's advantage is iOS requirement (12.0 vs 15.0). 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.

BÁCSVÍZ ships an update every 6 months, NAV every 6 weeks. The most recent releases landed on November 6, 2026 and November 1, 2026 respectively.

## The numbers

| Metric | BÁCSVÍZ | NAV |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[1.0 (1 ratings)](https://appshunter.io/ios/app/nav-mobil/id857762448/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 8.9% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 months | **Every 6 weeks** |
| Monetization | — | Free |
| Size | 20 MB | 71 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [HW Stúdió Kft.](https://appshunter.io/developer/514605213) | [Nemzeti Adó- és Vámhivatal](https://appshunter.io/developer/857762451) |

## What reviewers say

### BÁCSVÍZ

[App page](https://appshunter.io/ios/app/bacsviz/id855211895)

**Features:** macOS Compatibility

**In-app purchases:** none


### NAV

[App page](https://appshunter.io/ios/app/nav-mobil/id857762448)

Manage your vehicle tax, check your tax account, and view employment data. Request tax identification certificates and access the latest tax information. Find tax deadlines, customer service hours, and travel regulations.

**Highlights:** Vehicle tax payment, Tax account balance check, Employment data viewing, Tax identification certificate request, Latest tax news and information, Customer service locations and hours, Taxpayer database search, Real estate tax calculator

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is BÁCSVÍZ free?

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

### Is NAV free?

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

### Do BÁCSVÍZ or NAV have ads?

Neither BÁCSVÍZ nor NAV shows ads.

### Which is updated more often, BÁCSVÍZ or NAV?

BÁCSVÍZ ships an update every 6 months, and NAV every 6 weeks. Most recently, BÁCSVÍZ was updated on November 6, 2026 and NAV on November 1, 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.*