# Hyper Stereo Helper vs MPO Viewer

The clearest difference is in-app purchases: Hyper Stereo Helper at none against MPO Viewer's 1. Hyper Stereo Helper also leads on device support (3 vs 1) and iOS requirement (13.0 vs 26.0). MPO Viewer's advantage is update cadence (every 3 days vs every 23 months). On price and ads there is nothing between them.

Both are free to download. MPO Viewer sells 1 one-off in-app purchase. Hyper Stereo Helper asks for nothing beyond the download.

Hyper Stereo Helper ships an update every 23 months, MPO Viewer every 3 days. Both last shipped on October 6, 2026.

## The numbers

| Metric | Hyper Stereo Helper | MPO Viewer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.0 (1 ratings)](https://appshunter.io/ios/app/hyper-stereo-helper/id566048516/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 23 months | **Every 3 days** |
| Monetization | Free | — |
| Size | 1 MB | 64 MB |
| Requires iOS | **13.0** | 26.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Yury Golubinsky](https://appshunter.io/developer/475195503) | [G.G. van der Steen](https://appshunter.io/developer/6800212440) |

## What reviewers say

### Hyper Stereo Helper

[App page](https://appshunter.io/ios/app/hyper-stereo-helper/id566048516)

This app assists in creating stereo images of distant subjects by calculating the ideal stereo base. It guides camera placement and pointing, offering features like favorite places storage and synchronization across devices.

**Highlights:** Calculates optimal stereo base, Determines camera placement and pointing, Favorite places list with iCloud sync, Shows parallel and convergent pointing directions, Helps center frames with perpendicular line, Adjustable distance to basis ratio (Angle)

**Features:** macOS Compatibility

**In-app purchases:** none


### MPO Viewer

[App page](https://appshunter.io/ios/app/mpo-viewer/id6800211928)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| MPO Viewer Pro | $4.99 | one-time |


## Frequently asked questions

### Is Hyper Stereo Helper free?

Hyper Stereo Helper is free to download, with no in-app purchases.

### Is MPO Viewer free?

MPO Viewer is free to download, with in-app purchases available.

### Do Hyper Stereo Helper or MPO Viewer have ads?

Neither Hyper Stereo Helper nor MPO Viewer shows ads.

### Which is updated more often, Hyper Stereo Helper or MPO Viewer?

Hyper Stereo Helper ships an update every 23 months, and MPO Viewer every 3 days. Most recently, Hyper Stereo Helper was updated on October 6, 2026 and MPO Viewer on October 6, 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.*