# Chord Freeze vs Microtonal Interval Eartrainer

The clearest difference is in-app purchases: Microtonal Interval Eartrainer at none against Chord Freeze's 1. Microtonal Interval Eartrainer also leads on iOS requirement (15.0 vs 17.0). On price, ads and device support there is nothing between them.

Both are free to download. Chord Freeze sells 1 one-off in-app purchase. Microtonal Interval Eartrainer asks for nothing beyond the download.

## The numbers

| Metric | Chord Freeze | Microtonal Interval Eartrainer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/microtonal-interval-eartrainer/id6811124765/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 months | — |
| Monetization | Free with in-app purchases | **Free** |
| Size | 2 MB | 7 MB |
| Requires iOS | 17.0 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [David Legrand](https://appshunter.io/developer/6772714445) | [Peter Keay](https://appshunter.io/developer/1776597056) |

## What reviewers say

### Chord Freeze

[App page](https://appshunter.io/ios/app/chord-freeze/id6803195747)

This app provides infinite sustain for your guitar, allowing you to play scales and leads over a held chord. It captures your guitar's authentic sound without using synths or samples, offering a seamless, tick-free experience. Designed for ease of use mid-practice, it works with your existing audio setup.

**Highlights:** Infinite chord sustain, Captures authentic guitar sound, Granular engine for seamless hold, Simple interface with one button and three knobs, Hands-free Auto-Freeze option, Works with audio interfaces or built-in mic, Local audio processing, no tracking

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlimited Freezes | $6.99 | one-time |


### Microtonal Interval Eartrainer

[App page](https://appshunter.io/ios/app/microtonal-interval-eartrainer/id6811124765)

Train your ear and voice to recognize and reproduce complex harmonies and intervals. Explore different tuning systems and practice with interactive exercises. Features include chord and scale recognition, with optional Game Center integration.

**Highlights:** Interval identification, Voice training with hum mode, Chord and scale recognition, Support for various tuning systems (JI, EDO), Spectrum exploration mode, Progress tracking and accomplishment cards

**In-app purchases:** none


## Frequently asked questions

### Is Chord Freeze free?

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

### Is Microtonal Interval Eartrainer free?

Microtonal Interval Eartrainer is free to download, with no in-app purchases.

### Do Chord Freeze or Microtonal Interval Eartrainer have ads?

Neither Chord Freeze nor Microtonal Interval Eartrainer shows ads.

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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.*