# Guitar 3D vs ChordProg Ear Trainer

The clearest difference is rating: Guitar 3D at 4.8 against ChordProg Ear Trainer's 4.3. Guitar 3D also leads on review sentiment (99% vs 75%) and ratings volume (736 vs 15). ChordProg Ear Trainer's advantage is update cadence (every 9 days vs every 2 months). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. Guitar 3D sells 7 one-off in-app purchases and ChordProg Ear Trainer sells 3 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

Guitar 3D holds the better App Store score, 4.8 against 4.3. That said, the two scores are not equally well evidenced: Guitar 3D has 736 ratings behind it against 15, so its average is the more settled of the two. Written reviews point the same way: 99% of Guitar 3D's written reviews are positive against 75% of ChordProg Ear Trainer's.

Guitar 3D ships an update every 2 months, ChordProg Ear Trainer every 9 days. The most recent releases landed on September 11, 2026 and September 20, 2026 respectively.

## The numbers

| Metric | Guitar 3D | ChordProg Ear Trainer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (736 ratings)](https://appshunter.io/ios/app/guitar-3d-basic-chords/id1255417133/reviews)** | [4.3 (15 ratings)](https://appshunter.io/ios/app/chordprog-ear-trainer/id1454739512/reviews) |
| Number of ratings | **736** | 15 |
| Positive reviews | **98.9% of reviews** | 75.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 9 days** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 145 MB | 139 MB |
| Requires iOS | 15.0 | **14.0** |
| Devices | **iPhone, iPad, iPod, Apple TV** | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Polygonium](https://appshunter.io/developer/544258399) | [DevDa AS](https://appshunter.io/developer/1708225323) |

## What reviewers say

### Guitar 3D

[App page](https://appshunter.io/ios/app/guitar-3d-basic-chords/id1255417133)

Learn guitar chords, strumming, and fingerpicking with interactive 3D visualizations. Compose your own music using a simple editor and hear real guitar sounds. Ideal for visual learners wanting to play basic guitar quickly.

**Highlights:** 3D right and left hand viewer, Chord chain editor, Auto play & loop, Speed control, Chord training game, Left-handed guitarist support, Chord library

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

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Classical Guitar | $1.99 | one-time |
| Acoustic Guitar | $1.99 | one-time |
| Classical Guitar | $2.99 | one-time |
| Acoustic Guitar | $2.99 | one-time |
| Electro-Classical Guitar | $2.99 | one-time |
| Guitar Bundle | $4.99 | one-time |
| Guitar Bundle | $7.99 | one-time |

**What reviewers like**

- 👍 Excellent visuals
- 👍 Easy to use
- 👍 Helpful for learning chords
- 👍 Great for beginners
- 👍 Intuitive interface

**What reviewers complain about**

- 🐛 Occasional crashes or freezes
- 🐛 Difficulty seeing strings being picked
- 🐛 Slow or disjointed performance
- 🐛 No sound in some cases

**Reported bugs**

- Login screen freezes
- Incompatible with older devices

**Requested features**

- Include more advanced chords and chord progressions
- Add interval display
- Incorporate barred chords
- Integrate with a DAW or guitar pro software
- Provide a song library with popular songs


### 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 (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly premium subscription! | $2.99 | per month |
| Yearly Premium Subscription! | $24.99 | per year |
| Premium Access | $9.99 | one-time |


## Frequently asked questions

### Is Guitar 3D free?

Guitar 3D is free to download, with in-app purchases available.

### Is ChordProg Ear Trainer free?

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

### Which has better reviews, Guitar 3D or ChordProg Ear Trainer?

Guitar 3D is rated higher. Guitar 3D averages 4.8 out of 5 from 736 ratings, while ChordProg Ear Trainer averages 4.3 from 15 ratings.

### Do Guitar 3D or ChordProg Ear Trainer have ads?

Neither Guitar 3D nor ChordProg Ear Trainer shows ads.

### Which is updated more often, Guitar 3D or ChordProg Ear Trainer?

Guitar 3D ships an update every 2 months, and ChordProg Ear Trainer every 9 days. Most recently, Guitar 3D was updated on September 11, 2026 and ChordProg Ear Trainer on September 20, 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.*