# Metron (Pro Metronome) vs ChordMaster

The clearest difference is rating: ChordMaster at 5.0 against Metron (Pro Metronome)'s 3.5. ChordMaster also leads on update cadence (every 11 days vs every 3 months) and monetization model (free with in-app purchases vs paid). Metron (Pro Metronome)'s advantage is ads (none vs shown) and ratings volume (13 vs 3). On price, in-app purchases and device support there is nothing between them.

Both are free to download. Metron (Pro Metronome) sells 1 one-off in-app purchase and ChordMaster sells 3 in-app purchases, starting at $7.99 per month. Whichever you choose, the download price is not the number that matters.

ChordMaster holds the better App Store score, 5.0 against 3.5. Both are backed by a comparable volume of ratings — 13 and 3 respectively.

Metron (Pro Metronome) ships an update every 3 months, ChordMaster every 11 days. The most recent releases landed on October 31, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | Metron (Pro Metronome) | ChordMaster |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.5 (13 ratings)](https://appshunter.io/ios/app/metron-pro-metronome/id321108817/reviews) | **[5.0 (3 ratings)](https://appshunter.io/ios/app/chordmaster-learn-and-train/id6777138096/reviews)** |
| Number of ratings | **13** | 3 |
| Positive reviews | 74.6% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 3 months | **Every 11 days** |
| Monetization | Paid | **Free with in-app purchases** |
| Size | 17 MB | 27 MB |
| Requires iOS | 17.6 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Antonio Nunes](https://appshunter.io/developer/321108820) | [Thanh Nguyen](https://appshunter.io/developer/6776693838) |

## What reviewers say

### Metron (Pro Metronome)

[App page](https://appshunter.io/ios/app/metron-pro-metronome/id321108817)

This app provides an accurate and versatile metronome for musicians of all levels. It offers advanced features like polyrhythms, tempo variations, and a notation-based sequencer for complex rhythmic patterns. Practice runs, excerpts, and compositions with detailed control over tempo and time signatures.

**Highlights:** Polyrhythms (two voices), Notation-based sequencer, Accelerando and ritardando, Tap-pad tempo setting, Customizable time signatures, Pitch pipe, Setlist control

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Metron Pro | $17.99 | one-time |

**What reviewers like**

- ✨ Amazing polyrhythm features
- 🚀 Great for programming tempo changes
- 👍 Highly flexible and functional
- 🔊 Loud and clear sound
- 💡 Innovative programmable rhythm sequencer

**What reviewers complain about**

- 👎 Confusing and not user-friendly
- 😵 Overly complicated interface
- 📉 Poor documentation and instructions
- 🖥️ Outdated website videos
- 🎨 UI could be better

**Reported bugs**

- App crashes frequently
- Inability to restore previous purchases after an update
- Clicks don't work
- Makes hideous electronic squeals and awful digital drones
- Sequencer issues with certain time signatures (e.g., 6/8)

**Requested features**

- Website or video with detailed instructions for complex sequences
- UI overhaul with larger tap targets
- Gesture recognition for controls
- Ability to export MIDI tempo tracks
- Add a feature to show the current bar of the sequence


### ChordMaster

[App page](https://appshunter.io/ios/app/chordmaster-learn-and-train/id6777138096)

This app is a comprehensive music tool for learning instruments, understanding harmony, and practicing effectively. It offers an interactive chord library, song creation features, and music theory exploration. Practice chord changes, identify notes, and train your ear with various exercises.

**Highlights:** Interactive chord library with instrument diagrams, Advanced search and analysis for chord identification, Creative song book with custom accompaniment patterns, Pro training for chord changes and ear training, Music theory exploration with Circle of Fifths, Multi-instrument support (Guitar, Piano, Ukulele, Bass)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| ChordMaster Pro Monthly | $7.99 | per month |
| ChordMaster Pro Yearly | $39.99 | per year |
| ChordMaster Pro Lifetime | $79.99 | one-time |


## Frequently asked questions

### Is Metron (Pro Metronome) free?

Metron (Pro Metronome) is free to download, with in-app purchases available.

### Is ChordMaster free?

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

### Which has better reviews, Metron (Pro Metronome) or ChordMaster?

ChordMaster is rated higher. Metron (Pro Metronome) averages 3.5 out of 5 from 13 ratings, while ChordMaster averages 5.0 from 3 ratings.

### Do Metron (Pro Metronome) or ChordMaster have ads?

ChordMaster shows ads; Metron (Pro Metronome) does not.

### Which is updated more often, Metron (Pro Metronome) or ChordMaster?

Metron (Pro Metronome) ships an update every 3 months, and ChordMaster every 11 days. Most recently, Metron (Pro Metronome) was updated on October 31, 2026 and ChordMaster on November 5, 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.*