# MetroBPM vs Metropoly

The clearest difference is price: MetroBPM at $3.99 against Metropoly's $9.99. Metropoly's advantage is update cadence (every 5 days vs every 3 weeks). On ads, in-app purchases, device support and iOS requirement there is nothing between them.

MetroBPM costs $3.99 and Metropoly $9.99 up front. Neither carries in-app purchases, so what you see is what you pay.

MetroBPM ships an update every 3 weeks, Metropoly every 5 days. The most recent releases landed on October 24, 2026 and October 26, 2026 respectively.

## The numbers

| Metric | MetroBPM | Metropoly |
| --- | --- | --- |
| Price | **$3.99** | $9.99 |
| Rating | **[5.0 (6 ratings)](https://appshunter.io/ios/app/metrobpm-live-beat-detector/id6670410153/reviews)** | — |
| Number of ratings | **6** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 5 days** |
| Monetization | Paid | — |
| Size | 7 MB | 2 MB |
| Requires iOS | 17.6 | **16.0** |
| Devices | iPhone, iPad, Mac | iPhone, iPad, Mac |
| Age rating | 4+ | 4+ |
| Developer | [Qi Yang](https://appshunter.io/developer/6814670818) | [Thijmen Dam](https://appshunter.io/developer/1877837946) |

## What reviewers say

### MetroBPM

[App page](https://appshunter.io/ios/app/metrobpm-live-beat-detector/id6670410153)

This app provides a real-time tempo detector and metronome for musicians. It uses your device's microphone to analyze rhythmic music and offers customizable metronome sounds and visualizations. Optimized for live performance with a modern design and live activity support.

**Highlights:** Real-time tempo detection, Live metronome with selectable sounds, Tempo history plot, Tap-to-detect tempo, App icon shortcuts, Live Activity & Dynamic Island support

**Features:** Vision Pro support

**In-app purchases:** none


### Metropoly

[App page](https://appshunter.io/ios/app/metropoly-polyrhythms/id6810826361)

**In-app purchases:** none


## Frequently asked questions

### Is MetroBPM free?

MetroBPM costs $3.99, with no in-app purchases.

### Is Metropoly free?

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

### Do MetroBPM or Metropoly have ads?

Neither MetroBPM nor Metropoly shows ads.

### Which is updated more often, MetroBPM or Metropoly?

MetroBPM ships an update every 3 weeks, and Metropoly every 5 days. Most recently, MetroBPM was updated on October 24, 2026 and Metropoly on October 26, 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.*