# Polygon Defense vs Duck Bop

The clearest difference is iOS requirement: Polygon Defense at 15.0 against Duck Bop's 26.5. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Polygon Defense sells 4 one-off in-app purchases and Duck Bop sells 3 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

Polygon Defense ships an update weekly, Duck Bop every 3 days. The most recent releases landed on October 28, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | Polygon Defense | Duck Bop |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (3 ratings)](https://appshunter.io/ios/app/duck-bop/id6813723214/reviews)** |
| Number of ratings | — | **3** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | Weekly | **Every 3 days** |
| Monetization | — | Free with in-app purchases |
| Size | 127 MB | 47 MB |
| Requires iOS | **15.0** | 26.5 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 12+ |
| Developer | [youngchan yoon](https://appshunter.io/developer/6781591716) | [James Renne](https://appshunter.io/developer/6813723216) |

## What reviewers say

### Polygon Defense

[App page](https://appshunter.io/ios/app/polygon-defense/id6781591712)

**Features:** macOS Compatibility

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 100 Crystals | $0.99 | one-time |
| crystal_200 | $1.99 | one-time |
| 600 Crystals | $4.99 | one-time |
| 1300 Crystals | $9.99 | one-time |


### Duck Bop

[App page](https://appshunter.io/ios/app/duck-bop/id6813723214)

Experience a retro-inspired arcade shooter with vibrant visuals and thrilling power-ups. Chase high scores, battle bosses, and unlock gear in this fast-paced aquatic adventure. Enjoy classic gaming excitement with modern mobile convenience.

**Highlights:** Four playable surfing ducks, Underwater world with bosses, Protective bubble power-up, Collect Duck Coins for gear, Four difficulty levels, 46 language support

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 25,000 Duck Coins | $0.99 | one-time |
| 60,000 Duck Coins | $1.99 | one-time |
| 100,000 Duck Coins | $3.00 | one-time |


## Frequently asked questions

### Is Polygon Defense free?

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

### Is Duck Bop free?

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

### Do Polygon Defense or Duck Bop have ads?

Both Polygon Defense and Duck Bop show ads.

### Which is updated more often, Polygon Defense or Duck Bop?

Polygon Defense ships an update weekly, and Duck Bop every 3 days. Most recently, Polygon Defense was updated on October 28, 2026 and Duck Bop on October 29, 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.*