# Metronome Beats vs Polyphonic Interlace

The clearest difference is in-app purchases: Polyphonic Interlace at none against Metronome Beats's 9. Polyphonic Interlace also leads on ads (none vs shown) and rating (5.0 vs 4.6). Metronome Beats's advantage is ratings volume (4K vs 1). On price, update cadence and device support there is nothing between them.

Both are free to download. Metronome Beats sells 8 in-app purchases, starting at $0.99 per 7 days. Polyphonic Interlace asks for nothing beyond the download.

Polyphonic Interlace holds the better App Store score, 5.0 against 4.6. That said, the two scores are not equally well evidenced: Metronome Beats has 4K ratings behind it against 1, so its average is the more settled of the two.

Metronome Beats ships an update every 5 days, Polyphonic Interlace every 4 days. The most recent releases landed on October 29, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | Metronome Beats | Polyphonic Interlace |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.6 (4K ratings)](https://appshunter.io/ios/app/metronome-beats-drum-loops/id1472020291/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/polyphonic-interlace/id1575929877/reviews)** |
| Number of ratings | **4K** | 1 |
| Positive reviews | 62.8% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 5 days | **Every 4 days** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 50 MB | 32 MB |
| Requires iOS | 17.2 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Manomaya SA](https://appshunter.io/developer/755733988) | [Brian Ellis](https://appshunter.io/developer/1575929879) |

## What reviewers say

### Metronome Beats

[App page](https://appshunter.io/ios/app/metronome-beats-drum-loops/id1472020291)

This app provides a metronome with customizable drum loops, time signatures, and strumming patterns. It features a speed trainer, timer, and BPM calculator, ideal for musicians practicing any instrument. Enjoy accurate tempo with advanced playback technology.

**Highlights:** Customizable drum loops and strumming patterns, Adjustable time signatures, Speed trainer with progressive BPM increase, Real-time BPM calculator, Flash and vibrate modes, Timer for practice sessions, Multiple metronome sound options

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

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Access | $0.99 | per 7 days |
| Premium Access | $2.99 | per 7 days |
| One week Premium Plan | $3.99 | per 7 days |
| Premium Access | $3.99 | per 7 days |
| One Week Premium | $4.99 | per 7 days |
| One Week Premium | $7.99 | per 7 days |
| One year premium | $39.99 | per year |
| One year premium | $39.99 | per year |

**What reviewers like**

- 👍 Easy to use
- 🎵 Helpful for music practice
- 🎨 Customizable beats and sounds
- ⏱️ Accurate tempo tracking

**What reviewers complain about**

- 💰 Expensive subscription model
- 🔒 Limited free features
- 🐛 Occasional sync issues
- 🔋 Battery drain concerns

**Reported bugs**

- Metronome sound and visual cues out of sync
- Vibration feature not working as expected
- Crashes and freezes on some devices

**Requested features**

- More free beat options
- Ability to create custom beats
- Improved syncing between audio and visuals
- Better battery optimization


### Polyphonic Interlace

[App page](https://appshunter.io/ios/app/polyphonic-interlace/id1575929877)

Experience a unique audio performance featuring a tapestry of pre-recorded voices woven together. Explore stories from New York City through an immersive, surround-sound journey accessible on your smartphone.

**Highlights:** Surround-sound audio experience, Pre-recorded vocal tapestries, Stories from New York City, Interactive music playback, Smartphone accessible

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

**In-app purchases:** none


## Frequently asked questions

### Is Metronome Beats free?

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

### Is Polyphonic Interlace free?

Polyphonic Interlace is free to download, with no in-app purchases.

### Which has better reviews, Metronome Beats or Polyphonic Interlace?

Polyphonic Interlace is rated higher. Metronome Beats averages 4.6 out of 5 from 4K ratings, while Polyphonic Interlace averages 5.0 from 1 ratings.

### Do Metronome Beats or Polyphonic Interlace have ads?

Metronome Beats shows ads; Polyphonic Interlace does not.

### Which is updated more often, Metronome Beats or Polyphonic Interlace?

Metronome Beats ships an update every 5 days, and Polyphonic Interlace every 4 days. Most recently, Metronome Beats was updated on October 29, 2026 and Polyphonic Interlace on October 12, 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.*