# Modacity vs Rational Tonality

The clearest difference is price: Modacity at Free against Rational Tonality's $1.00. Modacity also leads on ratings volume (286 vs 7). Rational Tonality's advantage is rating (5.0 vs 4.3) and in-app purchases (none vs 2). On ads and device support there is nothing between them.

Modacity is free to download; Rational Tonality costs $1.00 up front. Modacity sells 2 in-app purchases, starting at $12.99 per month. Rational Tonality asks for nothing beyond the download.

Rational Tonality holds the better App Store score, 5.0 against 4.3. That said, the two scores are not equally well evidenced: Modacity has 286 ratings behind it against 7, so its average is the more settled of the two.

Modacity ships an update every 2 months, Rational Tonality every 10 days. The most recent releases landed on October 22, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | Modacity | Rational Tonality |
| --- | --- | --- |
| Price | **Free** | $1.00 |
| Rating | [4.3 (286 ratings)](https://appshunter.io/ios/app/modacity-pro-music-practice/id1351617981/reviews) | **[5.0 (7 ratings)](https://appshunter.io/ios/app/rational-tonality/id1634264373/reviews)** |
| Number of ratings | **286** | 7 |
| Positive reviews | 64.7% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 10 days** |
| Monetization | **Free with in-app purchases** | Paid |
| Size | 123 MB | 41 MB |
| Requires iOS | 15.0 | **13.4** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [BotRobot, Inc](https://appshunter.io/developer/1728946488) | [Scott Dixon](https://appshunter.io/developer/1634264375) |

## What reviewers say

### Modacity

[App page](https://appshunter.io/ios/app/modacity-pro-music-practice/id1351617981)

This app provides serious musicians with a professional metronome, chromatic tuner, and practice log. It helps track practice sessions, monitor progress, and improve timing and intonation for all instruments. Unlock advanced features with a premium subscription.

**Highlights:** Professional metronome with subdivisions and accent patterns, Accurate and responsive chromatic tuner, Automatic practice session tracking, Practice statistics and improvement monitoring, Support for all musical instruments, Cloud sync for notes and recordings

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Modacity Premium - Monthly | $12.99 | per month |
| Modacity Premium - Annual | $129.00 | per year |

**What reviewers like**

- 💡 Helps organize practice sessions
- 👍 Useful practice tools (metronome, recording, etc.)
- 🚀 Streamlines practice workflow
- 👍 Tracks practice progress and history
- 💡 Encourages deliberate practice

**What reviewers complain about**

- 💰 Expensive subscription model
- 🐛 Crashes and stability issues
- 🔒 Requires account creation
- 👎 Limited free version functionality
- 👎 Cluttered or unintuitive UI

**Reported bugs**

- Recordings stop playing unexpectedly
- Practice history data sometimes lost or inaccurate
- Crashes when creating new practice items

**Requested features**

- Add video recording capability
- Improve iPad support and layout
- Allow more customization of practice items and lists
- Implement better data export and backup options
- Add more drone and metronome features


### Rational Tonality

[App page](https://appshunter.io/ios/app/rational-tonality/id1634264373)

This app provides reference tones for musicians playing continuous-pitch instruments. It helps achieve resonant ensemble intonation during solo practice sessions. Updates and tutorials are planned soon.

**Highlights:** Reference tones for practice, Continuous-pitch instrument support, Ensemble intonation training, Solo practice aid, Soft launch version

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

**In-app purchases:** none


## Frequently asked questions

### Is Modacity free?

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

### Is Rational Tonality free?

Rational Tonality costs $1.00, with no in-app purchases.

### Which has better reviews, Modacity or Rational Tonality?

Rational Tonality is rated higher. Modacity averages 4.3 out of 5 from 286 ratings, while Rational Tonality averages 5.0 from 7 ratings.

### Do Modacity or Rational Tonality have ads?

Neither Modacity nor Rational Tonality shows ads.

### Which is updated more often, Modacity or Rational Tonality?

Modacity ships an update every 2 months, and Rational Tonality every 10 days. Most recently, Modacity was updated on October 22, 2026 and Rational Tonality on October 10, 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.*