# Echo Cube vs Evil Otto

The clearest difference is review sentiment: Echo Cube at 100% against Evil Otto's 50%. Echo Cube also leads on rating (5.0 vs 4.5). Evil Otto's advantage is price ($4.99 vs $14.99) and iOS requirement (12.0 vs 14.0). On ratings volume, ads, in-app purchases and monetization model there is nothing between them.

Echo Cube costs $14.99 and Evil Otto $4.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Echo Cube holds the better App Store score, 5.0 against 4.5. Both are backed by a comparable volume of ratings — 3 and 4 respectively. Written reviews point the same way: 100% of Echo Cube's written reviews are positive against 50% of Evil Otto's.

## The numbers

| Metric | Echo Cube | Evil Otto |
| --- | --- | --- |
| Price | $14.99 | **$4.99** |
| Rating | **[5.0 (3 ratings)](https://appshunter.io/ios/app/echo-cube-acoustic-delay/id6758026023/reviews)** | [4.5 (4 ratings)](https://appshunter.io/ios/app/evil-otto/id6760843522/reviews) |
| Number of ratings | 3 | **4** |
| Positive reviews | **100.0% of reviews** | 50.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Monetization | Paid | Paid |
| Size | 28 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

### Echo Cube

[App page](https://appshunter.io/ios/app/echo-cube-acoustic-delay/id6758026023)

This app offers a unique dual delay effect inspired by analog hardware. It features independent control over two delay lines with various sound models and flexible routing options for creative sound design.

**Highlights:** Dual independent delay lines, Time Cube, Garden Hose, Corrugated models, Adjustable time, feedback, and level, Serial, parallel, ping pong routing, Mono sum and mid-side processing, Stereo image shaping

**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 Echo Cube free?

Echo Cube costs $14.99, with no in-app purchases.

### Is Evil Otto free?

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

### Which has better reviews, Echo Cube or Evil Otto?

Echo Cube is rated higher. Echo Cube averages 5.0 out of 5 from 3 ratings, while Evil Otto averages 4.5 from 4 ratings.

### Do Echo Cube or Evil Otto have ads?

Neither Echo Cube 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.*