# Phosphor 3 vs Echo Cube

The clearest difference is price: Phosphor 3 at $5.99 against Echo Cube's $14.99. Phosphor 3 also leads on ratings volume (9 vs 3) and iOS requirement (12.0 vs 14.0). Echo Cube's advantage is rating (5.0 vs 4.7) and review sentiment (100% vs 79%). On ads, in-app purchases and monetization model there is nothing between them.

Phosphor 3 costs $5.99 and Echo Cube $14.99 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 4.7. Both are backed by a comparable volume of ratings — 9 and 3 respectively. Written reviews point the same way: 79% of Phosphor 3's written reviews are positive against 100% of Echo Cube's.

## The numbers

| Metric | Phosphor 3 | Echo Cube |
| --- | --- | --- |
| Price | **$5.99** | $14.99 |
| Rating | [4.7 (9 ratings)](https://appshunter.io/ios/app/phosphor-3/id1499115553/reviews) | **[5.0 (3 ratings)](https://appshunter.io/ios/app/echo-cube-acoustic-delay/id6758026023/reviews)** |
| Number of ratings | **9** | 3 |
| Positive reviews | 78.6% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 11 months | — |
| Monetization | Paid | Paid |
| Size | 27 MB | 28 MB |
| Requires iOS | **12.0** | 14.0 |
| Devices | iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Audio Damage, Inc.](https://appshunter.io/developer/1248448317) | [AudioThing Ltd.](https://appshunter.io/developer/1659941236) |

## What reviewers say

### Phosphor 3

[App page](https://appshunter.io/ios/app/phosphor-3/id1499115553)

This app recreates a vintage digital synthesizer, offering a faithful emulation of a classic sound engine. It includes modern features like MPE, extensive modulation, and a new UI for sonic exploration.

**Highlights:** Vintage digital synthesizer emulation, Additive synthesis engine, MPE support, Extensive modulation routing, Preset manager, Tuning tables

**In-app purchases:** none


### 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


## Frequently asked questions

### Is Phosphor 3 free?

Phosphor 3 costs $5.99, with no in-app purchases.

### Is Echo Cube free?

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

### Which has better reviews, Phosphor 3 or Echo Cube?

Echo Cube is rated higher. Phosphor 3 averages 4.7 out of 5 from 9 ratings, while Echo Cube averages 5.0 from 3 ratings.

### Do Phosphor 3 or Echo Cube have ads?

Neither Phosphor 3 nor Echo Cube 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.*