# Pitch trainer vs Previewra

The clearest difference is price: Pitch trainer at Free against Previewra's $0.49. Pitch trainer also leads on iOS requirement (14.0 vs 26.2). Previewra's advantage is in-app purchases (none vs 7) and ads (none vs shown). On device support there is nothing between them.

Pitch trainer is free to download; Previewra costs $0.49 up front. Pitch trainer sells 7 one-off in-app purchases. Previewra asks for nothing beyond the download.

## The numbers

| Metric | Pitch trainer | Previewra |
| --- | --- | --- |
| Price | **Free** | $0.49 |
| Rating | **[4.4 (415 ratings)](https://appshunter.io/ios/app/pitch-trainer-harmonize/id965614965/reviews)** | — |
| Number of ratings | **415** | — |
| Positive reviews | 68.3% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 4 days | — |
| Monetization | Free with in-app purchases | — |
| Size | 54 MB | 2 MB |
| Requires iOS | **14.0** | 26.2 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 9+ | 4+ |
| Developer | [Toshihiko Arai](https://appshunter.io/developer/415194231) | [TAKASHI NOSE](https://appshunter.io/developer/1869272305) |

## What reviewers say

### Pitch trainer

[App page](https://appshunter.io/ios/app/pitch-trainer-harmonize/id965614965)

Develop perfect and relative pitch with this ear training app focused on just intonation. Learn to identify and match harmonic intervals by ear, moving beyond equal temperament. Ideal for musicians and singers seeking precise intonation.

**Highlights:** Just intonation ear training, Perfect and relative pitch development, Double-stop note learning, Harmonic interval matching, Beat-based tone adjustment

**Features:** Vision Pro support

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Buy a coffee | $4.99 | one-time |
| Unlock Moon Stage | $4.99 | one-time |
| Unlock all Rhythm stages | $4.99 | one-time |
| Support generously | $9.99 | one-time |
| Unlock All PRO Features | $9.99 | one-time |
| Remove Ads | $9.99 | one-time |
| Support a lot | $29.99 | one-time |


### Previewra

[App page](https://appshunter.io/ios/app/previewra/id6758436044)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Pitch trainer free?

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

### Is Previewra free?

Previewra costs $0.49, with no in-app purchases.

### Do Pitch trainer or Previewra have ads?

Pitch trainer shows ads; Previewra does not.

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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.*