# Tone Generator vs 偉恆車行

The clearest difference is in-app purchases: 偉恆車行 at none against Tone Generator's 1. 偉恆車行 also leads on ads (none vs shown) and update cadence (every 2 months vs every 4 months). On price and device support there is nothing between them.

Both are free to download. Tone Generator sells 1 one-off in-app purchase. 偉恆車行 asks for nothing beyond the download.

Tone Generator ships an update every 4 months, 偉恆車行 every 2 months. The most recent releases landed on October 15, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | Tone Generator | 偉恆車行 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (138 ratings)](https://appshunter.io/ios/app/tone-generator-frequency-app/id1561496708/reviews)** | — |
| Number of ratings | **138** | — |
| Positive reviews | 83.7% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 4 months | **Every 2 months** |
| Monetization | Free with in-app purchases | — |
| Size | 6 MB | 15 MB |
| Requires iOS | 16.0 | **13.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [Tevfik Yucek](https://appshunter.io/developer/566982862) | [Multisys Network Company Limited](https://appshunter.io/developer/1658932457) |

## What reviewers say

### Tone Generator

[App page](https://appshunter.io/ios/app/tone-generator-frequency-app/id1561496708)

Generate various audio tones like sine, square, sawtooth, and triangle waves across a wide frequency range. Adjust frequencies by swiping and utilize built-in features for fun hearing tests or to clean your device's speaker.

**Highlights:** Sine, square, sawtooth, triangle wave generation, Adjustable frequency via swipe, Built-in hearing test sweep, Speaker cleaning function, Large frequency range

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Advertisements | $2.99 | one-time |


### 偉恆車行

[App page](https://appshunter.io/ios/app/whhauto/id6451449263)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Tone Generator free?

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

### Is 偉恆車行 free?

偉恆車行 is free to download, with no in-app purchases.

### Do Tone Generator or 偉恆車行 have ads?

Tone Generator shows ads; 偉恆車行 does not.

### Which is updated more often, Tone Generator or 偉恆車行?

Tone Generator ships an update every 4 months, and 偉恆車行 every 2 months. Most recently, Tone Generator was updated on October 15, 2026 and 偉恆車行 on October 11, 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.*