# Polyforge vs Griddie Islands

The clearest difference is update cadence: Griddie Islands at monthly against Polyforge's every 26 months. Polyforge's advantage is review sentiment (94% vs 68%) and iOS requirement (9.0 vs 12.0). 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 Griddie Islands sells 6 one-off in-app purchases. 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 Griddie Islands. Both are backed by a comparable volume of ratings — 930 and 1.1K respectively. Written reviews are what separate them: 94% of Polyforge's written reviews are positive against 68% of Griddie Islands's.

Polyforge ships an update every 26 months, Griddie Islands monthly. The most recent releases landed on October 15, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | Polyforge | Griddie Islands |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.7 (930 ratings)](https://appshunter.io/ios/app/polyforge/id1109788041/reviews) | [4.7 (1.1K ratings)](https://appshunter.io/ios/app/griddie-islands/id1436856200/reviews) |
| Number of ratings | 930 | **1.1K** |
| Positive reviews | **93.6% of reviews** | 68.2% of reviews |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 26 months | **Monthly** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 128 MB | 179 MB |
| Requires iOS | **9.0** | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [ImpactBlue Studios Pty Ltd](https://appshunter.io/developer/413227646) | [Pomelo Games](https://appshunter.io/developer/899606172) |

## 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


### Griddie Islands

[App page](https://appshunter.io/ios/app/griddie-islands/id1436856200)

Place quirky beings on tiny islands to attract fleas that produce money. Merge beings to discover higher levels and increase production in this lively idle merger game. Explore over 50 unique levels.

**Highlights:** Place beings on islands, Fleas produce money, Merge beings to level up, Discover 50+ levels, Idle production mechanics

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

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Cubes 10 pack | $0.99 | one-time |
| Cubes 60 pack | $4.99 | one-time |
| Cubes 200 pack | $9.99 | one-time |
| Cubes 600 pack | $19.99 | one-time |
| Cubes 2100 pack | $49.99 | one-time |
| Cubes 5800 pack | $99.99 | one-time |

**What reviewers like**

- 💫 Charming and clever design
- 🎨 Unique and fun Griddie designs
- 👍 Simple and easy to pick up
- 🕰️ Relaxing and addictive gameplay
- 💰 No excessive monetization

**What reviewers complain about**

- 🐢 Slow progression after early levels
- 🔁 Repetitive Griddie designs after level 50
- 🔋 High battery consumption
- 🔍 Difficulty merging Griddies
- 📺 Inconsistent ad rewards

**Reported bugs**

- Screen going black when placing Griddies
- Inventory getting stuck with no way to clear
- Inconsistent in-app purchase functionality

**Requested features**

- More islands and Griddie designs
- Prestige system or other progression mechanics
- Option to sell or discard unwanted Griddies
- Ability to rotate Griddies
- In-game notes or planning tools


## Frequently asked questions

### Is Polyforge free?

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

### Is Griddie Islands free?

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

### Which has better reviews, Polyforge or Griddie Islands?

Polyforge and Griddie Islands are both rated 4.7 out of 5 on the App Store, from 930 and 1.1K ratings respectively.

### Do Polyforge or Griddie Islands have ads?

Both Polyforge and Griddie Islands show ads.

### Which is updated more often, Polyforge or Griddie Islands?

Polyforge ships an update every 26 months, and Griddie Islands monthly. Most recently, Polyforge was updated on October 15, 2026 and Griddie Islands on October 13, 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.*