# Time Guru Metronome vs Audio Function Generator PRO

The clearest difference is price: Time Guru Metronome at $2.99 against Audio Function Generator PRO's $9.99. Time Guru Metronome also leads on update cadence (weekly vs every 6 weeks). Audio Function Generator PRO's advantage is rating (4.8 vs 4.5) and review sentiment (88% vs 79%). On ratings volume, ads, in-app purchases and chart position there is nothing between them.

Time Guru Metronome costs $2.99 and Audio Function Generator PRO $9.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Audio Function Generator PRO holds the better App Store score, 4.8 against 4.5. Both are backed by a comparable volume of ratings — 450 and 269 respectively. Written reviews point the same way: 79% of Time Guru Metronome's written reviews are positive against 88% of Audio Function Generator PRO's.

Time Guru Metronome ships an update weekly, Audio Function Generator PRO every 6 weeks. The most recent releases landed on October 1, 2026 and September 30, 2026 respectively.

## The numbers

| Metric | Time Guru Metronome | Audio Function Generator PRO |
| --- | --- | --- |
| Price | **$2.99** | $9.99 |
| Rating | [4.5 (450 ratings)](https://appshunter.io/ios/app/time-guru-metronome/id421929034/reviews) | **[4.8 (269 ratings)](https://appshunter.io/ios/app/audio-function-generator-pro/id895074703/reviews)** |
| Number of ratings | **450** | 269 |
| Positive reviews | 79.1% of reviews | **87.9% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Weekly** | Every 6 weeks |
| Monetization | Paid | **Free** |
| Best chart rank | **#63** | #156 |
| Size | 7 MB | 13 MB |
| Requires iOS | 17.6 | **15.5** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Avi Bortnick](https://appshunter.io/developer/421929037) | [Thomas Gruber](https://appshunter.io/developer/342699861) |

## What reviewers say

### Time Guru Metronome

[App page](https://appshunter.io/ios/app/time-guru-metronome/id421929034)

**Currently charting:** #63 Top Paid · Music (US App Store)

This app strengthens your internal sense of rhythm by periodically going silent, testing your ability to maintain tempo. It offers random and patterned muting, complex meter sequences, and gradual tempo changes for comprehensive practice.

**Highlights:** Random and patterned muting, Complex meter sequences, Gradual tempo changes, Practice timer, Customizable sound sets, Voice counting

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

**In-app purchases:** none

**What reviewers like**

- 🚀 Excellent metronome app
- 👍 Highly customizable and flexible
- 🎼 Helpful for developing internal rhythm
- 🎯 Effective for practicing odd time signatures
- 💡 Innovative random mute feature

**What reviewers complain about**

- 🐛 Occasional bugs and glitches
- 🔋 High battery consumption
- 🤔 Not very intuitive interface
- 🔊 Could use better volume control

**Reported bugs**

- Skipping beats and glitching
- Unable to delete saved rhythms
- Incompatibility with newer devices

**Requested features**

- Ability to rearrange rhythm patterns
- Option to assign different sounds to beats
- Gradual tempo increase/decrease
- Higher quality sound options
- More time signature options beyond 7 beats


### Audio Function Generator PRO

[App page](https://appshunter.io/ios/app/audio-function-generator-pro/id895074703)

**Currently charting:** #156 Top Paid · Music (US App Store)

Generate various audio test tones, including sine, square, and sawtooth waves. Explore frequency and volume sweeps, custom presets, and different types of noise. Advanced settings allow for fine-tuning signal parameters and creating complex multi-tone sequences.

**Highlights:** Generate sine, square, triangular, and sawtooth tones, Frequency and volume sweep generation, Customizable presets and configurations, Multiple noise types (White, Pink, Violet, etc.), Advanced signal parameter control, Multi-tone and dual function generation

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

**In-app purchases:** none

**What reviewers like**

- ✨ Superb craftsmanship and work
- 🚀 Excellent performance on older devices
- 💡 History feature is a great addition
- 👍 Versatile and powerful app
- 🎶 Great for binaural beats and sound creation

**What reviewers complain about**

- 📉 Linear sweep is useless
- ❓ Missing PWM functionality
- ❓ Missing Terzrauschen (third-octave noise)
- 🐛 Volume button issues
- 🐛 GUI is bad

**Reported bugs**

- Volume button issues (jumps up and down, displays wrong level)
- Update crashes on iPad Air2 when changing screens
- App opens AppStore repeatedly after purchase
- Buttons don't respond, settings don't keep
- Frequencies stick, program is useless

**Requested features**

- Logarithmic sweeps and frequency slider scale
- PWM functionality
- Terzrauschen (third-octave noise)
- Ping-pong sweeps in Multitone windows
- Sweeping of noise/adding noise in Multitone sweep with sweeping bandpass filter


## Frequently asked questions

### Is Time Guru Metronome free?

Time Guru Metronome costs $2.99, with no in-app purchases.

### Is Audio Function Generator PRO free?

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

### Which has better reviews, Time Guru Metronome or Audio Function Generator PRO?

Audio Function Generator PRO is rated higher. Time Guru Metronome averages 4.5 out of 5 from 450 ratings, while Audio Function Generator PRO averages 4.8 from 269 ratings.

### Do Time Guru Metronome or Audio Function Generator PRO have ads?

Neither Time Guru Metronome nor Audio Function Generator PRO shows ads.

### Which is updated more often, Time Guru Metronome or Audio Function Generator PRO?

Time Guru Metronome ships an update weekly, and Audio Function Generator PRO every 6 weeks. Most recently, Time Guru Metronome was updated on October 1, 2026 and Audio Function Generator PRO on September 30, 2026.

### Which is more popular, Time Guru Metronome or Audio Function Generator PRO?

Time Guru Metronome currently peaks at #63 in the App Store charts, and Audio Function Generator PRO at #156. Chart position reflects recent download velocity rather than total install base.

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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.*