# Frigate IO vs Harbor Defense

The clearest difference is in-app purchases: Frigate IO at none against Harbor Defense's 5. Frigate IO also leads on update cadence (daily vs every 4 days) and iOS requirement (12.0 vs 15.6). On price, ads and device support there is nothing between them.

Both are free to download. Harbor Defense sells 5 one-off in-app purchases. Frigate IO asks for nothing beyond the download.

Frigate IO ships an update daily, Harbor Defense every 4 days. The most recent releases landed on October 24, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | Frigate IO | Harbor Defense |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (2 ratings)](https://appshunter.io/ios/app/frigate-io/id6468866170/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | Yes | Yes |
| Update frequency | **Daily** | Every 4 days |
| Monetization | Ad-supported | — |
| Size | 214 MB | 155 MB |
| Requires iOS | **12.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 9+ |
| Developer | [Aziza Rahman](https://appshunter.io/developer/1705160547) | [EVERYDIGITALDAY LLC](https://appshunter.io/developer/1886477235) |

## What reviewers say

### Frigate IO

[App page](https://appshunter.io/ios/app/frigate-io/id6468866170)

Engage in thrilling IO-style naval combat against up to 32 players. Command your ship, upgrade its capabilities, and strategize to dominate the high seas. Collect resources to enhance your vessel and captain for ultimate victory.

**Highlights:** Multiplayer naval combat, Ship and captain upgrades, Resource collection, Real-time battles, Leaderboard competition

**Features:** macOS Compatibility

**In-app purchases:** none


### Harbor Defense

[App page](https://appshunter.io/ios/app/harbor-defense/id6760838953)

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

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Coin Pack Small | $0.99 | one-time |
| Coin Pack Medium | $1.99 | one-time |
| Remove Ads | $1.99 | one-time |
| Coin Pack Large | $3.99 | one-time |
| Coin Pack Mega | $6.99 | one-time |


## Frequently asked questions

### Is Frigate IO free?

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

### Is Harbor Defense free?

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

### Do Frigate IO or Harbor Defense have ads?

Both Frigate IO and Harbor Defense show ads.

### Which is updated more often, Frigate IO or Harbor Defense?

Frigate IO ships an update daily, and Harbor Defense every 4 days. Most recently, Frigate IO was updated on October 24, 2026 and Harbor Defense on October 28, 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.*