# Electron ECHO mini piano vs NoizyBeast

The clearest difference is price: NoizyBeast at Free against Electron ECHO mini piano's $1.99. NoizyBeast also leads on update cadence (every 8 days vs every 2 months). Electron ECHO mini piano's advantage is in-app purchases (none vs 1) and iOS requirement (7.0 vs 16.0). On rating, review sentiment, ratings volume and ads there is nothing between them.

NoizyBeast is free to download; Electron ECHO mini piano costs $1.99 up front. NoizyBeast sells 1 one-off in-app purchase. Electron ECHO mini piano asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 5.0 for Electron ECHO mini piano against 5.0 for NoizyBeast. Both are backed by a comparable volume of ratings — 11 and 4 respectively. Written reviews are what separate them: 93% of Electron ECHO mini piano's written reviews are positive against 100% of NoizyBeast's.

Electron ECHO mini piano ships an update every 2 months, NoizyBeast every 8 days. The most recent releases landed on October 23, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Electron ECHO mini piano | NoizyBeast |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| Rating | [5.0 (11 ratings)](https://appshunter.io/ios/app/electron-echo-mini-piano/id799573588/reviews) | [5.0 (4 ratings)](https://appshunter.io/ios/app/noizybeast/id6795836446/reviews) |
| Number of ratings | **11** | 4 |
| Positive reviews | 93.3% of reviews | **100.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 8 days** |
| Monetization | Paid | **Free with in-app purchases** |
| Size | 6 MB | 42 MB |
| Requires iOS | **7.0** | 16.0 |
| Devices | iPhone, iPod | **iPhone, iPad, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [Emil Korngold](https://appshunter.io/developer/799573591) | [Tomocreate, Inc.](https://appshunter.io/developer/1895224165) |

## What reviewers say

### Electron ECHO mini piano

[App page](https://appshunter.io/ios/app/electron-echo-mini-piano/id799573588)

Experience a simulated musical toy from the 1980s, complete with authentic synthesized sounds and optional battery depletion detuning. Learn classic and modern melodies with a free songbook and enjoy features like reverb and octave shifts.

**Highlights:** Simulated 1980s musical toy, Authentic synthesizer sound, Optional battery depletion detuning, Free songbook with melodies, Reverb effect, Octave down shift, Sub-oscillator for bass tones

**Features:** macOS Compatibility

**In-app purchases:** none


### NoizyBeast

[App page](https://appshunter.io/ios/app/noizybeast/id6795836446)

Explore a unique feedback drone synthesizer that generates sound through resonating strings and amplification. Manipulate filters, tape echo, and in-loop effects to create evolving drones, roars, and unique sonic textures. The free version offers full instrument functionality, while a one-time purchase unlocks recording and advanced preset management.

**Highlights:** Feedback loop sound generation, Free-sliding frequency control, In-loop filters and bit crusher, Tempo-synced gate with tap tempo, Multiple decay behaviors, DJ-style output filter

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| NoizyBeast Pro | $9.99 | one-time |


## Frequently asked questions

### Is Electron ECHO mini piano free?

Electron ECHO mini piano costs $1.99, with no in-app purchases.

### Is NoizyBeast free?

NoizyBeast is free to download, with in-app purchases available.

### Which has better reviews, Electron ECHO mini piano or NoizyBeast?

Electron ECHO mini piano and NoizyBeast are both rated 5.0 out of 5 on the App Store, from 11 and 4 ratings respectively.

### Do Electron ECHO mini piano or NoizyBeast have ads?

Neither Electron ECHO mini piano nor NoizyBeast shows ads.

### Which is updated more often, Electron ECHO mini piano or NoizyBeast?

Electron ECHO mini piano ships an update every 2 months, and NoizyBeast every 8 days. Most recently, Electron ECHO mini piano was updated on October 23, 2026 and NoizyBeast on October 31, 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.*