# Oscillator vs ToneGen PlusMinus

The clearest difference is price: ToneGen PlusMinus at Free against Oscillator's $0.99. ToneGen PlusMinus also leads on update cadence (every 3 months vs every 30 months). On ads, in-app purchases, device support and iOS requirement there is nothing between them.

ToneGen PlusMinus is free to download; Oscillator costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Oscillator ships an update every 30 months, ToneGen PlusMinus every 3 months. The most recent releases landed on August 13, 2026 and September 14, 2026 respectively.

## The numbers

| Metric | Oscillator | ToneGen PlusMinus |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| 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 3 months** |
| Monetization | Paid | — |
| Size | 1 MB | 39 MB |
| Requires iOS | **15.0** | 15.1 |
| Devices | **iPhone, iPad, iPod, Vision Pro** | iPhone, iPad, iPod |
| Age rating | +4 | 4+ |
| Developer | [Masayuki Akamatsu](https://appshunter.io/developer/284722836) | [Dan Richardson](https://appshunter.io/developer/1723614187) |

## 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


### ToneGen PlusMinus

[App page](https://appshunter.io/ios/app/tonegen-plusminus/id6758056304)

**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 ToneGen PlusMinus free?

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

### Do Oscillator or ToneGen PlusMinus have ads?

Neither Oscillator nor ToneGen PlusMinus shows ads.

### Which is updated more often, Oscillator or ToneGen PlusMinus?

Oscillator ships an update every 30 months, and ToneGen PlusMinus every 3 months. Most recently, Oscillator was updated on August 13, 2026 and ToneGen PlusMinus on September 14, 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.*