# Otus Plus vs VRFitLevelShifter

The clearest difference is iOS requirement: Otus Plus at 11.0 against VRFitLevelShifter's 16. 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.

Both ship on a similar rhythm, roughly every 3 weeks. The most recent releases landed on September 30, 2026 and September 24, 2026 respectively.

## The numbers

| Metric | Otus Plus | VRFitLevelShifter |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.3 (3 ratings)](https://appshunter.io/ios/app/otus-plus/id1544386595/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 39.7% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | Every 3 weeks |
| Monetization | Free | — |
| Size | 342 MB | 40 MB |
| Requires iOS | **11.0** | 16 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [EDENLUX Corp.](https://appshunter.io/developer/1443712682) | [MtoME Co., Ltd.](https://appshunter.io/developer/362285160) |

## What reviewers say

### Otus Plus

[App page](https://appshunter.io/ios/app/otus-plus/id1544386595)

This application provides sound effects for various uses. It is a tool for accessing audio elements for creative projects or general purposes.

**Highlights:** Sound effects library, Audio access, Creative project tool

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

**In-app purchases:** none


### VRFitLevelShifter

[App page](https://appshunter.io/ios/app/vrfitlevelshifter/id6771265472)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Otus Plus free?

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

### Is VRFitLevelShifter free?

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

### Do Otus Plus or VRFitLevelShifter have ads?

Neither Otus Plus nor VRFitLevelShifter shows ads.

### Which is updated more often, Otus Plus or VRFitLevelShifter?

Otus Plus ships an update every 3 weeks, and VRFitLevelShifter every 3 weeks. Most recently, Otus Plus was updated on September 30, 2026 and VRFitLevelShifter on September 24, 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.*