# Complete Vocal Technique Intro vs ChordProg Ear Trainer

The clearest difference is in-app purchases: Complete Vocal Technique Intro at none against ChordProg Ear Trainer's 2. ChordProg Ear Trainer's advantage is update cadence (every 5 days vs every 7 months) and rating (4.4 vs 4.0). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. ChordProg Ear Trainer sells 2 in-app purchases, starting at $2.99 per month. Complete Vocal Technique Intro asks for nothing beyond the download.

ChordProg Ear Trainer holds the better App Store score, 4.4 against 4.0. Both are backed by a comparable volume of ratings — 4 and 16 respectively.

Complete Vocal Technique Intro ships an update every 7 months, ChordProg Ear Trainer every 5 days. Both last shipped on November 2, 2026.

## The numbers

| Metric | Complete Vocal Technique Intro | ChordProg Ear Trainer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.0 (4 ratings)](https://appshunter.io/ios/app/complete-vocal-technique-intro/id1221380256/reviews) | **[4.4 (16 ratings)](https://appshunter.io/ios/app/chordprog-ear-trainer/id1454739512/reviews)** |
| Number of ratings | 4 | **16** |
| Positive reviews | — | 75.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 7 months | **Every 5 days** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 78 MB | 116 MB |
| Requires iOS | **13.0** | 14.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 4+ |
| Developer | [Complete Vocal Institute](https://appshunter.io/developer/1123324891) | [DevDa AS](https://appshunter.io/developer/1708225323) |

## What reviewers say

### Complete Vocal Technique Intro

[App page](https://appshunter.io/ios/app/complete-vocal-technique-intro/id1221380256)

Learn a comprehensive singing technique used by professionals worldwide. This app offers practical solutions for vocal issues with clear explanations, illustrations, and sound examples. Explore vocal modes, effects, and healthy singing practices for all music styles.

**Highlights:** Comprehensive vocal technique overview, Pedagogical illustrations and graphs, Extensive library of sound examples, Singing exercises by professional singers, Techniques for all music styles, Control of four vocal modes, In-depth anatomy and physiology descriptions

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

**In-app purchases:** none


### ChordProg Ear Trainer

[App page](https://appshunter.io/ios/app/chordprog-ear-trainer/id1454739512)

This app offers a realistic music training experience by using real audio clips to teach chord progressions, intervals, chords, and scales. It provides over 500 audio clips for practice and is designed to help prepare users for ear training tests.

**Highlights:** Chord progression recognition, Interval recognition exercises, Chord recognition exercises, Scale recognition exercises, 500+ real audio clips, Music theory exploration, Regular updates with new features

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly premium subscription! | $2.99 | per month |
| Yearly Premium Subscription! | $24.99 | per year |


## Frequently asked questions

### Is Complete Vocal Technique Intro free?

Complete Vocal Technique Intro is free to download, with no in-app purchases.

### Is ChordProg Ear Trainer free?

ChordProg Ear Trainer is free to download, with in-app purchases available.

### Which has better reviews, Complete Vocal Technique Intro or ChordProg Ear Trainer?

ChordProg Ear Trainer is rated higher. Complete Vocal Technique Intro averages 4.0 out of 5 from 4 ratings, while ChordProg Ear Trainer averages 4.4 from 16 ratings.

### Do Complete Vocal Technique Intro or ChordProg Ear Trainer have ads?

Neither Complete Vocal Technique Intro nor ChordProg Ear Trainer shows ads.

### Which is updated more often, Complete Vocal Technique Intro or ChordProg Ear Trainer?

Complete Vocal Technique Intro ships an update every 7 months, and ChordProg Ear Trainer every 5 days. Most recently, Complete Vocal Technique Intro was updated on November 2, 2026 and ChordProg Ear Trainer on November 2, 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.*