# Fast Clock vs WAV Audio File Generator PRO

The clearest difference is price: Fast Clock at Free against WAV Audio File Generator PRO's $9.99. Fast Clock also leads on review sentiment (25% vs 0%) and update cadence (every 2 days vs every 5 days). On rating, ratings volume, ads and in-app purchases there is nothing between them.

Fast Clock is free to download; WAV Audio File Generator PRO costs $9.99 up front. Neither carries in-app purchases, so what you see is what you pay.

On the App Store both sit at effectively the same score — 3.8 for Fast Clock against 3.8 for WAV Audio File Generator PRO. Both are backed by a comparable volume of ratings — 5 and 4 respectively. Written reviews are what separate them: 25% of Fast Clock's written reviews are positive against 0% of WAV Audio File Generator PRO's.

Fast Clock ships an update every 2 days, WAV Audio File Generator PRO every 5 days. The most recent releases landed on October 7, 2026 and October 19, 2026 respectively.

## The numbers

| Metric | Fast Clock | WAV Audio File Generator PRO |
| --- | --- | --- |
| Price | **Free** | $9.99 |
| Rating | [3.8 (5 ratings)](https://appshunter.io/ios/app/fast-clock/id6448879724/reviews) | [3.8 (4 ratings)](https://appshunter.io/ios/app/wav-audio-file-generator-pro/id6739609082/reviews) |
| Number of ratings | **5** | 4 |
| Positive reviews | **25.0% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 days** | Every 5 days |
| Monetization | **Free** | Paid |
| Size | 5 MB | 10 MB |
| Requires iOS | 15.6 | **15.5** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Kevin Snow](https://appshunter.io/developer/305581830) | [Thomas Gruber](https://appshunter.io/developer/342699861) |

## What reviewers say

### Fast Clock

[App page](https://appshunter.io/ios/app/fast-clock/id6448879724)

This application simulates a fast clock for model railroads. It allows for custom logos and maps, and can synchronize with external systems like JMRI or use real-time.

**Highlights:** Model railroad fast clock simulation, Custom logo support, Custom map integration, JMRI time synchronization, Real-time clock option

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

**In-app purchases:** none


### WAV Audio File Generator PRO

[App page](https://appshunter.io/ios/app/wav-audio-file-generator-pro/id6739609082)

Create high-quality WAV audio files with precise control over tones, sweeps, and noise. Supports various waveforms, sampling rates, channels, and bit depths for professional audio production and experimentation.

**Highlights:** Generate tones, sweeps, and noise, Supports Sine, Rectangle, Triangle, Sawtooth waveforms, Adjustable sampling rates (44.1kHz to 192kHz), Mono or stereo channel options, 16-bit or 32-bit bit depth, User-friendly design

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

**In-app purchases:** none


## Frequently asked questions

### Is Fast Clock free?

Fast Clock is free to download, with no in-app purchases.

### Is WAV Audio File Generator PRO free?

WAV Audio File Generator PRO costs $9.99, with no in-app purchases.

### Which has better reviews, Fast Clock or WAV Audio File Generator PRO?

Fast Clock and WAV Audio File Generator PRO are both rated 3.8 out of 5 on the App Store, from 5 and 4 ratings respectively.

### Do Fast Clock or WAV Audio File Generator PRO have ads?

Neither Fast Clock nor WAV Audio File Generator PRO shows ads.

### Which is updated more often, Fast Clock or WAV Audio File Generator PRO?

Fast Clock ships an update every 2 days, and WAV Audio File Generator PRO every 5 days. Most recently, Fast Clock was updated on October 7, 2026 and WAV Audio File Generator PRO on October 19, 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.*