# Polyforge vs Harmony

The clearest difference is update cadence: Harmony at every 3 months against Polyforge's every 28 months. Harmony also leads on iOS requirement (12.0 vs 15.0). Polyforge's advantage is review sentiment (94% vs 74%). On price, rating, ratings volume and ads there is nothing between them.

Both are free to download. Polyforge sells 1 one-off in-app purchase and Harmony sells 10 in-app purchases, starting at $4.99 per 7 days. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 4.7 for Polyforge against 4.7 for Harmony. Both are backed by a comparable volume of ratings — 930 and 834 respectively. Written reviews are what separate them: 94% of Polyforge's written reviews are positive against 74% of Harmony's.

Polyforge ships an update every 28 months, Harmony every 3 months. Both last shipped on November 2, 2026.

## The numbers

| Metric | Polyforge | Harmony |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (930 ratings)](https://appshunter.io/ios/app/polyforge/id1109788041/reviews)** | [4.7 (834 ratings)](https://appshunter.io/ios/app/harmony-relaxing-music-puzzle/id1436170143/reviews) |
| Number of ratings | **930** | 834 |
| Positive reviews | **93.6% of reviews** | 74.4% of reviews |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 28 months | **Every 3 months** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 112 MB | 192 MB |
| Requires iOS | 15.0 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [ImpactBlue Studios Pty Ltd](https://appshunter.io/developer/413227646) | [INFINITY GAMES, LDA](https://appshunter.io/developer/1088875165) |

## What reviewers say

### Polyforge

[App page](https://appshunter.io/ios/app/polyforge/id1109788041)

Create unique crystals by striking their sides in a specific sequence. Experience a blend of engaging gameplay, beautiful visuals, and calming soundscapes. Compete globally for the highest achieved level.

**Highlights:** Forge new shapes, Strike all sides, Avoid striking same side twice, Simple visuals, Serene sound design, Global leaderboards

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $0.99 | one-time |

**What reviewers like**

- 👍 Relaxing and soothing
- 🎨 Beautiful graphics and colors
- 🎶 Calming and enjoyable music
- ⏱️ Simple and easy to play
- 🎯 Challenging and addictive gameplay

**What reviewers complain about**

- 🔁 Repetitive shapes and patterns
- 🎨 Some color combinations hard to see
- ⚠️ Difficulty can be frustrating at times

**Reported bugs**

- Occasional freezing or crashing
- Issues with ad playback

**Requested features**

- More diverse shapes and patterns
- Difficulty settings or modes
- Ability to customize color schemes


### Harmony

[App page](https://appshunter.io/ios/app/harmony-relaxing-music-puzzle/id1436170143)

Engage in a calming puzzle game where you tap squares to mirror musical notes and create relaxing melodies. This game offers a stress-free experience, perfect for unwinding and improving focus.

**Highlights:** Tap squares to mirror music notes, Create relaxing melodies, Anxiety and OCD relief, Multiple instrument options, Minimalist IQ test gameplay, Over 1000 levels

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

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1 Week Subscription | $4.99 | per 7 days |
| 1 Month Subscription | $12.99 | per month |
| Nocturne | $1.99 | one-time |
| Adagio for Strings | $1.99 | one-time |
| Carmina Burana | $3.99 | one-time |
| Four Seasons | $3.99 | one-time |
| Für Elise | $5.99 | one-time |
| La Traviata Discount | $7.99 | one-time |
| 150HINTS+NoADS+UNLOCK WORLDS | $9.99 | one-time |
| ∞HINTS+NoADS+UNLOCK WORLDS | $18.99 | one-time |

**What reviewers like**

- 🎶 Soothing and relaxing music
- 👍 Calming and meditative gameplay
- 🧠 Engaging puzzles and challenges
- 🎨 Beautiful and aesthetically pleasing
- 🥰 Therapeutic and helps with anxiety

**What reviewers complain about**

- 🔇 Sound issues (disappearing or not working)
- 📢 Disruptive and frequent ads
- 💰 Expensive subscription to remove ads
- 🤯 Puzzles can be frustrating at times
- 🤔 Unclear how to access purchased content

**Reported bugs**

- Sound not working after ads
- Losing progress when closing the app
- Inconsistent level tracking

**Requested features**

- More variety in instrument sounds
- Ability to replay completed levels
- Option to disable ads without subscription
- Improved puzzle difficulty progression
- Better integration of purchased content


## Frequently asked questions

### Is Polyforge free?

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

### Is Harmony free?

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

### Which has better reviews, Polyforge or Harmony?

Polyforge is rated higher. Polyforge averages 4.7 out of 5 from 930 ratings, while Harmony averages 4.7 from 834 ratings.

### Do Polyforge or Harmony have ads?

Both Polyforge and Harmony show ads.

### Which is updated more often, Polyforge or Harmony?

Polyforge ships an update every 28 months, and Harmony every 3 months. Most recently, Polyforge was updated on November 2, 2026 and Harmony 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.*