# M.ETRO vs k

The clearest difference is update cadence: M.ETRO at every 3 days against k's every 2 weeks. M.ETRO also leads on iOS requirement (9.0 vs 13.0). On price, ads, 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.

M.ETRO ships an update every 3 days, k every 2 weeks. The most recent releases landed on October 27, 2026 and October 20, 2026 respectively.

## The numbers

| Metric | M.ETRO | k |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/k-metronome/id6459061452/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 days** | Every 2 weeks |
| Monetization | — | Free |
| Size | 17 MB | 5 MB |
| Requires iOS | **9.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Paolo Giorgi](https://appshunter.io/developer/1481916003) | [FunkyDrumTutor](https://appshunter.io/developer/518086182) |

## What reviewers say

### M.ETRO

[App page](https://appshunter.io/ios/app/metro/id1543955749)

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

**In-app purchases:** none


### k

[App page](https://appshunter.io/ios/app/k-metronome/id6459061452)

This metronome app helps users master complex rhythms by applying Karnatic rhythmic principles to Western music. It offers advanced features like tuplets, polyrhythms, and flexible sequence design for interactive practice.

**Highlights:** Tuplets (pulse divisions) from 2 to 13, Triplet phrasing and randomisation, Triplet groupings and accents, Fade feature for advanced polyrhythms, Nested tuplets, Flexible user sequence design, Polyrhythm chains (e.g., 4:5), Video tutorials and keyboard shortcuts

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is M.ETRO free?

M.ETRO is free to download, with no in-app purchases.

### Is k free?

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

### Do M.ETRO or k have ads?

Neither M.ETRO nor k shows ads.

### Which is updated more often, M.ETRO or k?

M.ETRO ships an update every 3 days, and k every 2 weeks. Most recently, M.ETRO was updated on October 27, 2026 and k on October 20, 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.*