# Music.io vs Chains

The clearest difference is ads: Music.io at none against Chains's shown. Music.io also leads on update cadence (every 4 days vs every 2 weeks) and monetization model (free vs ad-supported). On price, rating, ratings volume and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

On the App Store both sit at effectively the same score — 5.0 for Music.io against 5.0 for Chains. Both are backed by a comparable volume of ratings — 2 and 1 respectively.

Music.io ships an update every 4 days, Chains every 2 weeks. The most recent releases landed on November 3, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Music.io | Chains |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (2 ratings)](https://appshunter.io/ios/app/musicio/id1473016069/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/chains-line-puzzle/id6785922637/reviews) |
| Number of ratings | **2** | 1 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | **Every 4 days** | Every 2 weeks |
| Monetization | **Free** | Ad-supported |
| Size | 97 MB | 107 MB |
| Requires iOS | **9.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 12+ |
| Developer | [idealump, K.K.](https://appshunter.io/developer/968306307) | [Katsiaryna Petruchenya](https://appshunter.io/developer/6771518350) |

## What reviewers say

### Music.io

[App page](https://appshunter.io/ios/app/musicio/id1473016069)

This music puzzle game challenges you to listen to melodies and link notes to recreate famous songs. It's a relaxing and reflective experience designed to sharpen your musical ear and introduce the joys of composition. Suitable for all ages, it offers a unique way to engage with music.

**Highlights:** Unique music puzzle gameplay, Recompose famous songs, Sharpen musical ear, Relaxing and reflective, Suitable for all ages, 10 included songs

**In-app purchases:** none


### Chains

[App page](https://appshunter.io/ios/app/chains-line-puzzle/id6785922637)

Connect spools to create a continuous chain and solve logic puzzles in a steampunk-themed world. Earn rewards for perfect solutions and utilize smart hints to guide your progress without revealing the answer. Enjoy a pressure-free experience with evolving challenges.

**Highlights:** One-line chain logic puzzles, Steampunk visual theme, Smart hint system, Earn up to 3 brass spools per level, 216 levels across 9 packs, Light and dark themes, No timers or lives

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Music.io free?

Music.io is free to download, with no in-app purchases.

### Is Chains free?

Chains is free to download, with no in-app purchases.

### Which has better reviews, Music.io or Chains?

Music.io and Chains are both rated 5.0 out of 5 on the App Store, from 2 and 1 ratings respectively.

### Do Music.io or Chains have ads?

Chains shows ads; Music.io does not.

### Which is updated more often, Music.io or Chains?

Music.io ships an update every 4 days, and Chains every 2 weeks. Most recently, Music.io was updated on November 3, 2026 and Chains on October 31, 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.*