# Oscillator vs METRO_PAD

The clearest difference is update cadence: METRO_PAD at every 6 days against Oscillator's every 30 months. METRO_PAD also leads on iOS requirement (13.0 vs 15.0). Oscillator's advantage is price ($0.99 vs $2.99). On ads, in-app purchases and device support there is nothing between them.

Oscillator costs $0.99 and METRO_PAD $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Oscillator ships an update every 30 months, METRO_PAD every 6 days. The most recent releases landed on August 13, 2026 and September 9, 2026 respectively.

## The numbers

| Metric | Oscillator | METRO_PAD |
| --- | --- | --- |
| Price | **$0.99** | $2.99 |
| Rating | **[3.7 (3 ratings)](https://appshunter.io/ios/app/oscillator/id287657331/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 79.6% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 30 months | **Every 6 days** |
| Monetization | Paid | — |
| Size | 1 MB | 3 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | **iPhone, iPad, iPod, Vision Pro** | iPhone, iPad, iPod |
| Age rating | +4 | 4+ |
| Developer | [Masayuki Akamatsu](https://appshunter.io/developer/284722836) | [YOSHINORI KADOGAKI](https://appshunter.io/developer/1825786744) |

## What reviewers say

### Oscillator

[App page](https://appshunter.io/ios/app/oscillator/id287657331)

Generate simple audio tones with four distinct waveforms including sine, square, saw, and white noise. Control frequency, panning, and amplitude with intuitive sliders and numeric input. Ideal for testing audio or creating experimental music.

**Highlights:** Four waveforms (sine, square, saw, white noise), Exponential frequency control, Numeric frequency input, Panning control, Amplitude control, Multi-touch controls

**Features:** macOS Compatibility

**In-app purchases:** none


### METRO_PAD

[App page](https://appshunter.io/ios/app/metro-pad/id6748433223)

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

**In-app purchases:** none


## Frequently asked questions

### Is Oscillator free?

Oscillator costs $0.99, with no in-app purchases.

### Is METRO_PAD free?

METRO_PAD costs $2.99, with no in-app purchases.

### Do Oscillator or METRO_PAD have ads?

Neither Oscillator nor METRO_PAD shows ads.

### Which is updated more often, Oscillator or METRO_PAD?

Oscillator ships an update every 30 months, and METRO_PAD every 6 days. Most recently, Oscillator was updated on August 13, 2026 and METRO_PAD on September 9, 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.*