# Danley Tools vs Crescendo Ear

The clearest difference is ads: Danley Tools at none against Crescendo Ear's shown. Crescendo Ear's advantage is iOS requirement (15.0 vs 17.0). On price, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | Danley Tools | Crescendo Ear |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (1 ratings)](https://appshunter.io/ios/app/danley-tools/id1538456260/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 36 months | — |
| Monetization | Free | — |
| Size | 7 MB | 252 MB |
| Requires iOS | 17.0 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [sebastian rivas](https://appshunter.io/developer/506708461) | [Alper Gonen](https://appshunter.io/developer/876904596) |

## What reviewers say

### Danley Tools

[App page](https://appshunter.io/ios/app/danley-tools/id1538456260)

This app provides essential calculators and reference materials for audio engineering professionals and enthusiasts. It offers tools to assist with various calculations needed in sound system design and analysis.

**Highlights:** Audio engineering calculators, Reference materials, Sound system design tools, Analysis assistance

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

**In-app purchases:** none


### Crescendo Ear

[App page](https://appshunter.io/ios/app/crescendo-ear-intervals/id6741465039)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Danley Tools free?

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

### Is Crescendo Ear free?

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

### Do Danley Tools or Crescendo Ear have ads?

Crescendo Ear shows ads; Danley Tools does not.

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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.*