# k vs Opera GO

k and Opera GO are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Both ship on a similar rhythm, roughly every 2 weeks. The most recent releases landed on October 20, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | k | Opera GO |
| --- | --- | --- |
| 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 2 weeks | Every 2 weeks |
| Monetization | Free | — |
| Size | 5 MB | 177 MB |
| Requires iOS | 13.0 | **12.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [FunkyDrumTutor](https://appshunter.io/developer/518086182) | [Velvet Flare](https://appshunter.io/developer/1732077632) |

## What reviewers say

### 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


### Opera GO

[App page](https://appshunter.io/ios/app/opera-go/id6478173013)

**In-app purchases:** none


## Frequently asked questions

### Is k free?

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

### Is Opera GO free?

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

### Do k or Opera GO have ads?

Neither k nor Opera GO shows ads.

### Which is updated more often, k or Opera GO?

k ships an update every 2 weeks, and Opera GO every 2 weeks. Most recently, k was updated on October 20, 2026 and Opera GO on October 10, 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.*