# SmartIntercom US vs NVR UMViewer

The clearest difference is update cadence: NVR UMViewer at weekly against SmartIntercom US's every 8 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.

SmartIntercom US ships an update every 8 months, NVR UMViewer weekly. The most recent releases landed on September 21, 2026 and September 18, 2026 respectively.

## The numbers

| Metric | SmartIntercom US | NVR UMViewer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/smartintercom-us/id6502848325/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 8 months | **Weekly** |
| Monetization | Free | — |
| Size | 45 MB | 43 MB |
| Requires iOS | 15.1 | 15.1 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Abdelkader Madnoub](https://appshunter.io/developer/1743148721) | [DongHyuk Kim](https://appshunter.io/developer/1436315516) |

## What reviewers say

### SmartIntercom US

[App page](https://appshunter.io/ios/app/smartintercom-us/id6502848325)

This utility app allows seamless building entry via QR code scanning. Users can also initiate calls or video calls to building residents directly through the application.

**Highlights:** QR code building entry, Call building tenants, Video call building tenants, Smart intercom functionality

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

**In-app purchases:** none


### NVR UMViewer

[App page](https://appshunter.io/ios/app/nvr-umviewer/id6749358031)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is SmartIntercom US free?

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

### Is NVR UMViewer free?

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

### Do SmartIntercom US or NVR UMViewer have ads?

Neither SmartIntercom US nor NVR UMViewer shows ads.

### Which is updated more often, SmartIntercom US or NVR UMViewer?

SmartIntercom US ships an update every 8 months, and NVR UMViewer weekly. Most recently, SmartIntercom US was updated on September 21, 2026 and NVR UMViewer on September 18, 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.*