# Octaves vs Evil Otto

The clearest difference is review sentiment: Octaves at 100% against Evil Otto's 50%. Octaves also leads on rating (4.8 vs 4.5). Evil Otto's advantage is price ($4.99 vs $6.99) and iOS requirement (12.0 vs 14.0). On ratings volume, ads, in-app purchases and monetization model there is nothing between them.

Octaves costs $6.99 and Evil Otto $4.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Octaves holds the better App Store score, 4.8 against 4.5. Both are backed by a comparable volume of ratings — 5 and 4 respectively. Written reviews point the same way: 100% of Octaves's written reviews are positive against 50% of Evil Otto's.

## The numbers

| Metric | Octaves | Evil Otto |
| --- | --- | --- |
| Price | $6.99 | **$4.99** |
| Rating | **[4.8 (5 ratings)](https://appshunter.io/ios/app/octaves-filter-set/id6759557222/reviews)** | [4.5 (4 ratings)](https://appshunter.io/ios/app/evil-otto/id6760843522/reviews) |
| Number of ratings | **5** | 4 |
| Positive reviews | **100.0% of reviews** | 50.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Monetization | Paid | Paid |
| Size | 20 MB | 60 MB |
| Requires iOS | 14.0 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [AudioThing Ltd.](https://appshunter.io/developer/1659941236) | [Audio Damage, Inc.](https://appshunter.io/developer/1248448317) |

## What reviewers say

### Octaves

[App page](https://appshunter.io/ios/app/octaves-filter-set/id6759557222)

This audio plugin offers a unique spectral sound design experience by dividing the audio spectrum into octaves. It provides a retro-scientific approach to sound manipulation, reminiscent of classic avant-garde electronic music studios.

**Highlights:** Octave bandpass filtering, Spectral sound design, Retro-scientific audio approach, Unique sound manipulation effects, Collaboration with Hainbach

**Features:** Vision Pro support

**In-app purchases:** none


### Evil Otto

[App page](https://appshunter.io/ios/app/evil-otto/id6760843522)

This audio effect applies simultaneous upward and downward compression across three frequency bands for detailed sound. It offers precise control over audio dynamics and includes features like sidechain input and real-time metering.

**Highlights:** Three-band OTT compression, Precise control parameters, Sidechain input for rhythmic effects, Real-time metering per band, Factory and user presets, Cross-platform preset compatibility

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

**In-app purchases:** none


## Frequently asked questions

### Is Octaves free?

Octaves costs $6.99, with no in-app purchases.

### Is Evil Otto free?

Evil Otto costs $4.99, with no in-app purchases.

### Which has better reviews, Octaves or Evil Otto?

Octaves is rated higher. Octaves averages 4.8 out of 5 from 5 ratings, while Evil Otto averages 4.5 from 4 ratings.

### Do Octaves or Evil Otto have ads?

Neither Octaves nor Evil Otto shows ads.

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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.*