# Chord Training Assistant vs AI电纸相框

The clearest difference is in-app purchases: AI电纸相框 at none against Chord Training Assistant's 3. Chord Training Assistant's advantage is iOS requirement (9.0 vs 12.0). On price, ads and device support there is nothing between them.

Both are free to download. Chord Training Assistant sells 3 in-app purchases, starting at $1.99 per month. AI电纸相框 asks for nothing beyond the download.

## The numbers

| Metric | Chord Training Assistant | AI电纸相框 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/chord-training-assistant/id1558325872/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 weeks | — |
| Monetization | Freemium | — |
| Size | 40 MB | 38 MB |
| Requires iOS | **9.0** | 12.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [世杰 宋](https://appshunter.io/developer/1558135988) | [升寅 梁](https://appshunter.io/developer/1885594540) |

## What reviewers say

### Chord Training Assistant

[App page](https://appshunter.io/ios/app/chord-training-assistant/id1558325872)

This app helps musicians learn and practice chords with a vast library of over 800 options. It includes a metronome, practice history tracking, and a chord library, with a VIP plan offering unlimited practice and an ad-free experience.

**Highlights:** Supports 800+ chords, Built-in metronome, Practice history and statistics, Comprehensive chord library, Dark mode support

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Plan | $1.99 | per month |
| Yearly Plan | $13.49 | per year |
| Permanent VIP | $19.99 | one-time |


### AI电纸相框

[App page](https://appshunter.io/ios/app/ai/id6756573715)

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

**In-app purchases:** none


## Frequently asked questions

### Is Chord Training Assistant free?

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

### Is AI电纸相框 free?

AI电纸相框 is free to download, with no in-app purchases.

### Do Chord Training Assistant or AI电纸相框 have ads?

Neither Chord Training Assistant nor AI电纸相框 shows ads.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*