# sine wave generator vs Tone Gen Pro

The clearest difference is review sentiment: Tone Gen Pro at 75% against sine wave generator's 14%. Tone Gen Pro also leads on rating (4.5 vs 3.9) and ads (none vs shown). sine wave generator's advantage is in-app purchases (none vs 1) and update cadence (every 10 days vs every 3 months). On price, ratings volume and device support there is nothing between them.

Both are free to download. Tone Gen Pro sells 1 one-off in-app purchase. sine wave generator asks for nothing beyond the download.

Tone Gen Pro holds the better App Store score, 4.5 against 3.9. Both are backed by a comparable volume of ratings — 43 and 48 respectively. Written reviews point the same way: 14% of sine wave generator's written reviews are positive against 75% of Tone Gen Pro's.

sine wave generator ships an update every 10 days, Tone Gen Pro every 3 months. Both last shipped on November 2, 2026.

## The numbers

| Metric | sine wave generator | Tone Gen Pro |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.9 (43 ratings)](https://appshunter.io/ios/app/sine-wave-generator/id1118935547/reviews) | **[4.5 (48 ratings)](https://appshunter.io/ios/app/tone-gen-pro/id1448112303/reviews)** |
| Number of ratings | 43 | **48** |
| Positive reviews | 14.3% of reviews | **75.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | **Every 10 days** | Every 3 months |
| Monetization | **Ad-supported** | Free with in-app purchases |
| Size | 24 MB | 44 MB |
| Requires iOS | **9.0** | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 12+ |
| Developer | [Yuji Yanase](https://appshunter.io/developer/630324479) | [Ibrahim Al-Sammarraie](https://appshunter.io/developer/1448112302) |

## What reviewers say

### sine wave generator

[App page](https://appshunter.io/ios/app/sine-wave-generator/id1118935547)

Generate sine waves using touch input, DTMF tones, or custom frequency and volume settings. This utility app offers multiple modes for creating audio signals.

**Highlights:** Touch-based sine wave generation, DTMF tone signal creation, Custom frequency and volume input, Multi-touch support, Tone signal generation for phones

**In-app purchases:** none


### Tone Gen Pro

[App page](https://appshunter.io/ios/app/tone-gen-pro/id1448112303)

Create various audio signals, including single tones, sweeps, and merged sounds, with extensive parameter control. Ideal for students, musicians, educators, and audio professionals exploring sound.

**Highlights:** Generate single type signals (sine, square, noise), Create sweep (chirp) signals (linear/exponential), Generate click signals with adjustable duty cycle, Merge multiple tones and sweeps, Frequencies up to 20 kHz, Extensive parameter control

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Tone Gen Pro Full | $1.99 | one-time |


## Frequently asked questions

### Is sine wave generator free?

sine wave generator is free to download, with no in-app purchases.

### Is Tone Gen Pro free?

Tone Gen Pro is free to download, with in-app purchases available.

### Which has better reviews, sine wave generator or Tone Gen Pro?

Tone Gen Pro is rated higher. sine wave generator averages 3.9 out of 5 from 43 ratings, while Tone Gen Pro averages 4.5 from 48 ratings.

### Do sine wave generator or Tone Gen Pro have ads?

sine wave generator shows ads; Tone Gen Pro does not.

### Which is updated more often, sine wave generator or Tone Gen Pro?

sine wave generator ships an update every 10 days, and Tone Gen Pro every 3 months. Most recently, sine wave generator was updated on November 2, 2026 and Tone Gen Pro on November 2, 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.*