# Chord vs Codalingo

The clearest difference is price: Codalingo at Free against Chord's $3.99. Chord's advantage is in-app purchases (none vs 14) and ads (none vs shown). On iOS requirement there is nothing between them.

Codalingo is free to download; Chord costs $3.99 up front. Codalingo sells 14 in-app purchases, starting at $1.99 per month. Chord asks for nothing beyond the download.

Chord holds the better App Store score, 4.8 against 4.3. Both are backed by a comparable volume of ratings — 81 and 20 respectively. Written reviews point the same way: 57% of Chord's written reviews are positive against 43% of Codalingo's.

Chord ships an update every 4 weeks, Codalingo every 4 months. The most recent releases landed on October 12, 2026 and October 2, 2026 respectively.

## The numbers

| Metric | Chord | Codalingo |
| --- | --- | --- |
| Price | $3.99 | **Free** |
| Rating | **[4.8 (81 ratings)](https://appshunter.io/ios/app/chord/id1500126852/reviews)** | [4.3 (20 ratings)](https://appshunter.io/ios/app/codalingo-learn-dart-flutter/id6480119037/reviews) |
| Number of ratings | **81** | 20 |
| Positive reviews | **57.1% of reviews** | 42.9% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 4 weeks** | Every 4 months |
| Monetization | Paid | **Free with in-app purchases** |
| Size | 46 MB | 113 MB |
| Requires iOS | **15.0** | 15.6 |
| Devices | **iPhone, iPad, iPod, Mac, Apple Watch** | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Roman Sevastyanov](https://appshunter.io/developer/1448837134) | [Ammar Khatib](https://appshunter.io/developer/1613990135) |

## What reviewers say

### Chord

[App page](https://appshunter.io/ios/app/chord/id1500126852)

Unlock musical creativity with a suite of tools for composing and practicing. Generate chord progressions, practice notation, train your ear, and even use your device as a MIDI keyboard. Includes a macOS version for seamless integration.

**Highlights:** Chord progression generation with inversions and extensions, Live playback as piano or synth, MIDI output to macOS, Guitar chord finder, Notation reading practice, Ear training for intervals and voice, macOS version included

**Features:** Apple Watch app, Vision Pro support

**In-app purchases:** none


### Codalingo

[App page](https://appshunter.io/ios/app/codalingo-learn-dart-flutter/id6480119037)

Master Dart and Flutter with interactive quizzes and diverse question formats. Track your progress on the leaderboard and review tricky concepts. Offers a dynamic learning experience for all skill levels.

**Highlights:** Interactive quizzes, Diverse question formats, Leaderboard, Progress review, Targeted practice, Customizable challenges

**Features:** macOS Compatibility

**In-app purchases (14)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Premium | $1.99 | per month |
| Yearly Premium with discount | $4.99 | per year |
| Premium Month | $6.99 | per month |
| Yearly Premium 30% off | $9.99 | per year |
| Yearly Premium (Offer & Trial) | $9.99 | per year |
| Yearly Premium | $17.99 | per year |
| 6 months Premium | $24.99 | per 6 months |
| Premium Year | $29.99 | per year |
| Remove ads | $1.99 | one-time |
| 1 Premium Category | $1.99 | one-time |
| 2 Premium Categories | $2.99 | one-time |
| Unlock Premium | $4.99 | one-time |
| 5 Premium Categories | $4.99 | one-time |
| Lifetime | $49.99 | one-time |


## Frequently asked questions

### Is Chord free?

Chord costs $3.99, with no in-app purchases.

### Is Codalingo free?

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

### Which has better reviews, Chord or Codalingo?

Chord is rated higher. Chord averages 4.8 out of 5 from 81 ratings, while Codalingo averages 4.3 from 20 ratings.

### Do Chord or Codalingo have ads?

Codalingo shows ads; Chord does not.

### Which is updated more often, Chord or Codalingo?

Chord ships an update every 4 weeks, and Codalingo every 4 months. Most recently, Chord was updated on October 12, 2026 and Codalingo on October 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.*