# Smart Aligner vs RMH NDI MViewer

The clearest difference is in-app purchases: Smart Aligner at none against RMH NDI MViewer's 1. RMH NDI MViewer's advantage is device support (3 vs 1). On price, rating, ratings volume and update cadence there is nothing between them.

Both are free to download. RMH NDI MViewer sells 1 in-app purchase, starting at $8.99 per month. Smart Aligner asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 1.0 for Smart Aligner against 1.0 for RMH NDI MViewer. Both are backed by a comparable volume of ratings — 1 and 1 respectively.

Smart Aligner ships an update every 2 months, RMH NDI MViewer monthly. The most recent releases landed on October 18, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | Smart Aligner | RMH NDI MViewer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.0 (1 ratings)](https://appshunter.io/ios/app/smart-aligner/id861898681/reviews) | [1.0 (1 ratings)](https://appshunter.io/ios/app/rmh-ndi-mviewer/id6788793539/reviews) |
| Number of ratings | 1 | 1 |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Monthly** |
| Monetization | **Free** | Freemium |
| Size | 5 MB | 6 MB |
| Requires iOS | 17.6 | **16.0** |
| Devices | iPhone | **iPhone, iPad, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [Multiwave Sensors Inc.](https://appshunter.io/developer/861898684) | [Racespot Media House GmbH](https://appshunter.io/developer/6788779487) |

## What reviewers say

### Smart Aligner

[App page](https://appshunter.io/ios/app/smart-aligner/id861898681)

This application assists with real-time antenna alignment using specialized GNSS tools. It allows users to set site information and generate shareable PDF and CSV reports directly from the field. A simulation mode is included for testing.

**Highlights:** Real-time antenna alignment, Azimuth and tilt adjustment, Site information setup, PDF and CSV report generation, Simulation mode, Direct sharing of reports

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

**In-app purchases:** none


### RMH NDI MViewer

[App page](https://appshunter.io/ios/app/rmh-ndi-mviewer/id6788793539)

Transform your Apple devices into professional NDI monitors and multiviewers for live production and streaming. View NDI sources in full-screen or monitor multiple feeds simultaneously with flexible grid layouts and audio level meters.

**Highlights:** Full-screen NDI source monitoring, Flexible multiview grids (2+6, 2x2, 3x3, 4x4), Audio level meters, Automatic NDI source discovery, Low-latency Metal rendering, Supports full-bandwidth NDI and NDI|HX

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| NDI MViewer Pro | $8.99 | per month |


## Frequently asked questions

### Is Smart Aligner free?

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

### Is RMH NDI MViewer free?

RMH NDI MViewer is free to download, with in-app purchases available.

### Which has better reviews, Smart Aligner or RMH NDI MViewer?

Smart Aligner and RMH NDI MViewer are both rated 1.0 out of 5 on the App Store, from 1 and 1 ratings respectively.

### Do Smart Aligner or RMH NDI MViewer have ads?

Neither Smart Aligner nor RMH NDI MViewer shows ads.

### Which is updated more often, Smart Aligner or RMH NDI MViewer?

Smart Aligner ships an update every 2 months, and RMH NDI MViewer monthly. Most recently, Smart Aligner was updated on October 18, 2026 and RMH NDI MViewer on October 13, 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.*