# MusicMath vs DelayTool

The clearest difference is rating: DelayTool at 5.0 against MusicMath's 4.3. DelayTool also leads on price ($0.99 vs $9.99). MusicMath's advantage is update cadence (every 7 months vs every 42 months) and device support (4 vs 2). On review sentiment, ratings volume, ads and in-app purchases there is nothing between them.

MusicMath costs $9.99 and DelayTool $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

DelayTool holds the better App Store score, 5.0 against 4.3. Both are backed by a comparable volume of ratings — 12 and 5 respectively. Written reviews complicate that: 73% of MusicMath's written reviews are positive against 67% of DelayTool's, so the app with the better star average is not the one people write more warmly about.

MusicMath ships an update every 7 months, DelayTool every 42 months. The most recent releases landed on September 19, 2026 and September 18, 2026 respectively.

## The numbers

| Metric | MusicMath | DelayTool |
| --- | --- | --- |
| Price | $9.99 | **$0.99** |
| Rating | [4.3 (12 ratings)](https://appshunter.io/ios/app/musicmath/id381525762/reviews) | **[5.0 (5 ratings)](https://appshunter.io/ios/app/delaytool-bpm-calculator/id982070192/reviews)** |
| Number of ratings | **12** | 5 |
| Positive reviews | **73.3% of reviews** | 66.7% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 7 months** | Every 42 months |
| Monetization | Paid | Paid |
| Size | 12 MB | 2 MB |
| Requires iOS | **13.0** | 26.0 |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Laurent Colson](https://appshunter.io/developer/381525765) | [Joel Perry](https://appshunter.io/developer/972887837) |

## What reviewers say

### MusicMath

[App page](https://appshunter.io/ios/app/musicmath/id381525762)

This musical tool offers a comprehensive suite of calculators for audio professionals and musicians. It includes converters for timecode, tempo, note frequencies, and sample lengths, alongside a tap tempo metronome and detailed note-to-frequency tables with customizable temperaments.

**Highlights:** Timecode calculator with frame format management, Tap tempo with metronome, Tempo to delay (milliseconds/hertz) converter, Note to frequency converter with temperaments, Sample length converter, Frequency to note converter

**Features:** Vision Pro support

**In-app purchases:** none


### DelayTool

[App page](https://appshunter.io/ios/app/delaytool-bpm-calculator/id982070192)

This application helps musicians and sound engineers calculate precise timing values for musical subdivisions. It automatically updates a table of milliseconds and Hertz based on the entered tempo, ideal for setting up delays and oscillators.

**Highlights:** BPM calculator, Tempo input and tap tempo, Automatic table updates, Calculates milliseconds and Hertz, Supports common musical subdivisions, Precise delay and oscillator setup

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

**In-app purchases:** none


## Frequently asked questions

### Is MusicMath free?

MusicMath costs $9.99, with no in-app purchases.

### Is DelayTool free?

DelayTool costs $0.99, with no in-app purchases.

### Which has better reviews, MusicMath or DelayTool?

DelayTool is rated higher. MusicMath averages 4.3 out of 5 from 12 ratings, while DelayTool averages 5.0 from 5 ratings.

### Do MusicMath or DelayTool have ads?

Neither MusicMath nor DelayTool shows ads.

### Which is updated more often, MusicMath or DelayTool?

MusicMath ships an update every 7 months, and DelayTool every 42 months. Most recently, MusicMath was updated on September 19, 2026 and DelayTool on September 18, 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.*