# MultiTone Generator PRO vs Audio / Spectrum Analyzer

The clearest difference is price: Audio / Spectrum Analyzer at Free against MultiTone Generator PRO's $9.99. Audio / Spectrum Analyzer also leads on update cadence (every 2 weeks vs every 6 weeks) and ratings volume (1K vs 99). MultiTone Generator PRO's advantage is in-app purchases (none vs 1) and ads (none vs shown). On review sentiment and device support there is nothing between them.

Audio / Spectrum Analyzer is free to download; MultiTone Generator PRO costs $9.99 up front. Audio / Spectrum Analyzer sells 1 one-off in-app purchase. MultiTone Generator PRO asks for nothing beyond the download.

MultiTone Generator PRO holds the better App Store score, 4.9 against 4.6. That said, the two scores are not equally well evidenced: Audio / Spectrum Analyzer has 1K ratings behind it against 99, so its average is the more settled of the two. Written reviews point the same way: 83% of MultiTone Generator PRO's written reviews are positive against 79% of Audio / Spectrum Analyzer's.

MultiTone Generator PRO ships an update every 6 weeks, Audio / Spectrum Analyzer every 2 weeks. The most recent releases landed on October 10, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | MultiTone Generator PRO | Audio / Spectrum Analyzer |
| --- | --- | --- |
| Price | $9.99 | **Free** |
| Rating | **[4.9 (99 ratings)](https://appshunter.io/ios/app/multitone-generator-pro/id1143928697/reviews)** | [4.6 (1K ratings)](https://appshunter.io/ios/app/audio-spectrum-analyzer/id1508848574/reviews) |
| Number of ratings | 99 | **1K** |
| Positive reviews | **83.3% of reviews** | 78.6% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 6 weeks | **Every 2 weeks** |
| Monetization | Paid | **Free with in-app purchases** |
| Size | 9 MB | 5 MB |
| Requires iOS | **15.5** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Thomas Gruber](https://appshunter.io/developer/342699861) | [Loop-Sessions.LLC.](https://appshunter.io/developer/414215366) |

## What reviewers say

### MultiTone Generator PRO

[App page](https://appshunter.io/ios/app/multitone-generator-pro/id1143928697)

Generate and combine up to 16 different audio tones, including sine, rectangular, triangular, and sawtooth waves. Create frequency sweeps in both directions and play white or pink noise. This intuitive tool offers customizable ranges and sweep times for various audio testing needs.

**Highlights:** Create up to 16 tone combinations, Play sine, rectangular, triangular, and sawtooth waves, Generate frequency sweeps (min-max and max-min), Sweep repeat/wobble function, Play white and pink noise, Customizable frequency and sweep time ranges

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

**In-app purchases:** none


### Audio / Spectrum Analyzer

[App page](https://appshunter.io/ios/app/audio-spectrum-analyzer/id1508848574)

This application analyzes audio input from your microphone, displaying both the waveform and amplitude spectrum in real-time. It offers extensive customization for display, calculation, and signal generation.

**Highlights:** Simultaneous waveform and spectrum display, Configurable display layouts, Selectable FFT size and averaging, Frequency weighting options (Flat, dBA, dBC), Octave band analysis, Audio signal and noise generation, Peak hold and pitch meter

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro (Remove ads, High-Res analysis) | $11.99 | one-time |

**What reviewers like**

- 👍 Customizable features
- ⚙️ Accurate measurements
- 🚀 Helpful for troubleshooting
- 💡 Useful for ghost hunting

**What reviewers complain about**

- 🐛 Crashes and freezes
- 🔋 High battery and CPU usage
- 🚫 Inappropriate ads/content
- 🔒 Security concerns with payment info

**Reported bugs**

- Stuck on latest measurement
- White noise instead of expected functionality
- Disconnects AirPods

**Requested features**

- Sampling rate adjustment
- Wave shape tracking
- Audio file analysis
- Octave analysis


## Frequently asked questions

### Is MultiTone Generator PRO free?

MultiTone Generator PRO costs $9.99, with no in-app purchases.

### Is Audio / Spectrum Analyzer free?

Audio / Spectrum Analyzer is free to download, with in-app purchases available.

### Which has better reviews, MultiTone Generator PRO or Audio / Spectrum Analyzer?

MultiTone Generator PRO is rated higher. MultiTone Generator PRO averages 4.9 out of 5 from 99 ratings, while Audio / Spectrum Analyzer averages 4.6 from 1K ratings.

### Do MultiTone Generator PRO or Audio / Spectrum Analyzer have ads?

Audio / Spectrum Analyzer shows ads; MultiTone Generator PRO does not.

### Which is updated more often, MultiTone Generator PRO or Audio / Spectrum Analyzer?

MultiTone Generator PRO ships an update every 6 weeks, and Audio / Spectrum Analyzer every 2 weeks. Most recently, MultiTone Generator PRO was updated on October 10, 2026 and Audio / Spectrum Analyzer on October 12, 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.*