# VertiMobile vs SVV

The clearest difference is iOS requirement: VertiMobile at 9.0 against SVV's 15.0. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

VertiMobile ships an update every 3 months, SVV every 2 months. The most recent releases landed on October 1, 2026 and September 23, 2026 respectively.

## The numbers

| Metric | VertiMobile | SVV |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 2 months** |
| Monetization | — | Free |
| Size | 4 MB | 2 MB |
| Requires iOS | **9.0** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [Shanghai ZEHNIT medical technology Co.,Ltd.](https://appshunter.io/developer/1425003490) | [Kuroda ENT Clinic](https://appshunter.io/developer/1369699677) |

## What reviewers say

### VertiMobile

[App page](https://appshunter.io/ios/app/vertimobile/id1425003551)

**Features:** macOS Compatibility

**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 VertiMobile free?

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

### Is SVV free?

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

### Do VertiMobile or SVV have ads?

Neither VertiMobile nor SVV shows ads.

### Which is updated more often, VertiMobile or SVV?

VertiMobile ships an update every 3 months, and SVV every 2 months. Most recently, VertiMobile was updated on October 1, 2026 and SVV on September 23, 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.*