# PEDRO APP vs Crystals Harmonizer®

The clearest difference is price: PEDRO APP at Free against Crystals Harmonizer®'s $14.99. Crystals Harmonizer®'s advantage is in-app purchases (none vs 1) and iOS requirement (11.0 vs 15.0). On update cadence, ads and device support there is nothing between them.

PEDRO APP is free to download; Crystals Harmonizer® costs $14.99 up front. PEDRO APP sells 1 in-app purchase, starting at $3.99 per month. Crystals Harmonizer® asks for nothing beyond the download.

PEDRO APP ships an update every 6 weeks, Crystals Harmonizer® every 3 months. The most recent releases landed on September 25, 2026 and September 21, 2026 respectively.

## The numbers

| Metric | PEDRO APP | Crystals Harmonizer® |
| --- | --- | --- |
| Price | **Free** | $14.99 |
| Rating | — | **[4.6 (20 ratings)](https://appshunter.io/ios/app/crystals-harmonizer/id1504257443/reviews)** |
| Number of ratings | — | **20** |
| Positive reviews | — | 92.3% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 6 weeks** | Every 3 months |
| Monetization | — | Paid |
| Size | 52 MB | 15 MB |
| Requires iOS | 15.0 | **11.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Fanplus, Inc.](https://appshunter.io/developer/427785206) | [Eventide](https://appshunter.io/developer/546518026) |

## What reviewers say

### PEDRO APP

[App page](https://appshunter.io/ios/app/pedro-app/id1492774580)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| PEDRO EDUCATION CULB 月額会員 | $3.99 | per month |


### Crystals Harmonizer®

[App page](https://appshunter.io/ios/app/crystals-harmonizer/id1504257443)

This app offers advanced pitch shifting, delay, and reverb effects inspired by a classic hardware unit. Create expansive, modulated soundscapes for instruments and vocals, with real-time control over parameters.

**Highlights:** Twin reverse pitch shifters, Reverse granular delays, Real-time RIBBON control, Octave up FLEX button, Long decay reverb, Musical micro-pitching, Standalone and AUv3 plugin

**In-app purchases:** none


## Frequently asked questions

### Is PEDRO APP free?

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

### Is Crystals Harmonizer® free?

Crystals Harmonizer® costs $14.99, with no in-app purchases.

### Do PEDRO APP or Crystals Harmonizer® have ads?

Neither PEDRO APP nor Crystals Harmonizer® shows ads.

### Which is updated more often, PEDRO APP or Crystals Harmonizer®?

PEDRO APP ships an update every 6 weeks, and Crystals Harmonizer® every 3 months. Most recently, PEDRO APP was updated on September 25, 2026 and Crystals Harmonizer® on September 21, 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.*