# DelayTool vs BPM Helper

The clearest difference is price: BPM Helper at Free against DelayTool's $0.99. BPM Helper also leads on update cadence (every 4 months vs every 42 months). DelayTool's advantage is rating (5.0 vs 4.5) and in-app purchases (none vs 4). On ratings volume, ads, device support and iOS requirement there is nothing between them.

BPM Helper is free to download; DelayTool costs $0.99 up front. BPM Helper sells 4 one-off in-app purchases. DelayTool asks for nothing beyond the download.

DelayTool holds the better App Store score, 5.0 against 4.5. Both are backed by a comparable volume of ratings — 5 and 8 respectively.

DelayTool ships an update every 42 months, BPM Helper every 4 months. The most recent releases landed on September 18, 2026 and September 24, 2026 respectively.

## The numbers

| Metric | DelayTool | BPM Helper |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | **[5.0 (5 ratings)](https://appshunter.io/ios/app/delaytool-bpm-calculator/id982070192/reviews)** | [4.5 (8 ratings)](https://appshunter.io/ios/app/bpm-helper/id6461267194/reviews) |
| Number of ratings | 5 | **8** |
| Positive reviews | 66.7% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 42 months | **Every 4 months** |
| Monetization | Paid | **Free with in-app purchases** |
| Size | 2 MB | 3 MB |
| Requires iOS | 26.0 | 26.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Joel Perry](https://appshunter.io/developer/972887837) | [Igor Rusinov](https://appshunter.io/developer/1503033744) |

## What reviewers say

### 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


### BPM Helper

[App page](https://appshunter.io/ios/app/bpm-helper/id6461267194)

Instantly discover the tempo of any song by simply tapping along to the beat. The application automatically detects when you stop tapping and displays the calculated BPM.

**Highlights:** Real-time BPM detection, Automatic result locking, Simple tap interface, Instant tempo display

**Features:** macOS Compatibility

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Tiny Tip | $0.99 | one-time |
| Small Tip | $1.99 | one-time |
| Medium Tip | $4.99 | one-time |
| Large Tip | $7.99 | one-time |


## Frequently asked questions

### Is DelayTool free?

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

### Is BPM Helper free?

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

### Which has better reviews, DelayTool or BPM Helper?

DelayTool is rated higher. DelayTool averages 5.0 out of 5 from 5 ratings, while BPM Helper averages 4.5 from 8 ratings.

### Do DelayTool or BPM Helper have ads?

Neither DelayTool nor BPM Helper shows ads.

### Which is updated more often, DelayTool or BPM Helper?

DelayTool ships an update every 42 months, and BPM Helper every 4 months. Most recently, DelayTool was updated on September 18, 2026 and BPM Helper on September 24, 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.*