# SLメトロノーム vs 4 bars Metronome

The clearest difference is ads: 4 bars Metronome at none against SLメトロノーム's shown. 4 bars Metronome also leads on update cadence (every 5 days vs every 31 months). SLメトロノーム's advantage is iOS requirement (13.0 vs 16.4). On price, 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.

SLメトロノーム ships an update every 31 months, 4 bars Metronome every 5 days. The most recent releases landed on October 24, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | SLメトロノーム | 4 bars Metronome |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 31 months | **Every 5 days** |
| Monetization | Ad-supported | — |
| Size | 13 MB | 26 MB |
| Requires iOS | **13.0** | 16.4 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [hiyoshi kiyotaka](https://appshunter.io/developer/952244533) | [Hitoshi Yamaguchi](https://appshunter.io/developer/1606219554) |

## What reviewers say

### SLメトロノーム

[App page](https://appshunter.io/ios/app/sl/id1158668921)

A minimalist metronome app designed for musicians who need essential tempo-keeping features. It offers basic metronome functionality and a beat bell to help maintain rhythm. Ideal for practice sessions where simplicity is key.

**Highlights:** Basic metronome function, Tempo setting (30-250 bpm), Adjustable beat bell, Simple, no-frills interface

**Features:** macOS Compatibility

**In-app purchases:** none


### 4 bars Metronome

[App page](https://appshunter.io/ios/app/4-bars-metronome/id6450316704)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is SLメトロノーム free?

SLメトロノーム is free to download, with no in-app purchases.

### Is 4 bars Metronome free?

4 bars Metronome is free to download, with no in-app purchases.

### Do SLメトロノーム or 4 bars Metronome have ads?

SLメトロノーム shows ads; 4 bars Metronome does not.

### Which is updated more often, SLメトロノーム or 4 bars Metronome?

SLメトロノーム ships an update every 31 months, and 4 bars Metronome every 5 days. Most recently, SLメトロノーム was updated on October 24, 2026 and 4 bars Metronome 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.*