# NVS Viewer vs lukuba

The clearest difference is update cadence: lukuba at every 2 months against NVS Viewer's every 60 months. NVS Viewer's advantage is iOS requirement (12.0 vs 15.6). 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.

NVS Viewer ships an update every 60 months, lukuba every 2 months. The most recent releases landed on October 29, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | NVS Viewer | lukuba |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 60 months | **Every 2 months** |
| Size | 9 MB | 83 MB |
| Requires iOS | **12.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [キング通信工業株式会社](https://appshunter.io/developer/886661736) | [HASHIKAKE CO., LTD.](https://appshunter.io/developer/1661072326) |

## What reviewers say

### NVS Viewer

[App page](https://appshunter.io/ios/app/nvs-viewer/id1086866918)

**Features:** macOS Compatibility

**In-app purchases:** none


### lukuba

[App page](https://appshunter.io/ios/app/lukuba/id1661071844)

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

**In-app purchases:** none


## Frequently asked questions

### Is NVS Viewer free?

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

### Is lukuba free?

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

### Do NVS Viewer or lukuba have ads?

Neither NVS Viewer nor lukuba shows ads.

### Which is updated more often, NVS Viewer or lukuba?

NVS Viewer ships an update every 60 months, and lukuba every 2 months. Most recently, NVS Viewer was updated on October 29, 2026 and lukuba 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.*