# Visual Vertical vs SVV

The clearest difference is review sentiment: Visual Vertical at 100% against SVV's 0%. SVV's advantage is price (Free vs $11.99) and update cadence (every 2 months vs every 38 months). On ads, in-app purchases and iOS requirement there is nothing between them.

SVV is free to download; Visual Vertical costs $11.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Visual Vertical ships an update every 38 months, SVV every 2 months. The most recent releases landed on September 24, 2026 and September 23, 2026 respectively.

## The numbers

| Metric | Visual Vertical | SVV |
| --- | --- | --- |
| Price | $11.99 | **Free** |
| Rating | **[2.0 (5 ratings)](https://appshunter.io/ios/app/visual-vertical/id419017746/reviews)** | — |
| Number of ratings | **5** | — |
| Positive reviews | **100.0% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 38 months | **Every 2 months** |
| Monetization | Paid | **Free** |
| Size | 10 MB | 2 MB |
| Requires iOS | 16.6 | **15.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 12+ | 4+ |
| Developer | [Clear Health Media](https://appshunter.io/developer/419017749) | [Kuroda ENT Clinic](https://appshunter.io/developer/1369699677) |

## What reviewers say

### Visual Vertical

[App page](https://appshunter.io/ios/app/visual-vertical/id419017746)

This medical app offers a quick, accurate, and low-cost method for measuring subjective visual vertical. It's designed for neurologists and vestibular rehabilitation specialists to test patients, especially for brainstem lesions and otolithic function, using just an iPhone or iPad.

**Highlights:** Measure subjective visual vertical, Accurate and low-cost testing, Suitable for neurology and vestibular rehab, Tests for brainstem lesions, Evaluates otolithic function, Multiple readings and averaged results, Single, one-off readings

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

**In-app purchases:** none


### SVV

[App page](https://appshunter.io/ios/app/svv/id1471979816)

This app measures your perception of verticality to assess gravity perception and vestibular function. It uses a simple line adjustment task to calculate deviations from the true vertical, aiding in the detection of vestibular asymmetry.

**Highlights:** Measures subjective visual vertical, Evaluates gravity perception, Detects vestibular asymmetry, Adjusts perceived vertical line, Calculates mean deviation and standard deviation, Supports remote and game controllers

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

**In-app purchases:** none


## Frequently asked questions

### Is Visual Vertical free?

Visual Vertical costs $11.99, with no in-app purchases.

### Is SVV free?

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

### Do Visual Vertical or SVV have ads?

Neither Visual Vertical nor SVV shows ads.

### Which is updated more often, Visual Vertical or SVV?

Visual Vertical ships an update every 38 months, and SVV every 2 months. Most recently, Visual Vertical was updated on September 24, 2026 and SVV on September 23, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*