# Ocean Keeper vs Warbits Halfbrick+

The clearest difference is monetization model: Ocean Keeper at free with in-app purchases against Warbits Halfbrick+'s subscription. Ocean Keeper also leads on rating (4.4 vs 4.0) and update cadence (every 4 days vs every 3 weeks). Warbits Halfbrick+'s advantage is ads (none vs shown). On price, in-app purchases, device support and iOS requirement there is nothing between them.

Both are free to download. Ocean Keeper sells 4 one-off in-app purchases and Warbits Halfbrick+ sells 3 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

Ocean Keeper holds the better App Store score, 4.4 against 4.0. That said, the two scores are not equally well evidenced: Ocean Keeper has 291 ratings behind it against 24, so its average is the more settled of the two. Written reviews point the same way: 48% of Ocean Keeper's written reviews are positive against 29% of Warbits Halfbrick+'s.

Ocean Keeper ships an update every 4 days, Warbits Halfbrick+ every 3 weeks. The most recent releases landed on October 27, 2026 and October 20, 2026 respectively.

## The numbers

| Metric | Ocean Keeper | Warbits Halfbrick+ |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.4 (291 ratings)](https://appshunter.io/ios/app/ocean-keeper-dome-survival/id6642704130/reviews)** | [4.0 (24 ratings)](https://appshunter.io/ios/app/warbits-halfbrick-plus/id6736381750/reviews) |
| Number of ratings | **291** | 24 |
| Positive reviews | **48.0% of reviews** | 28.6% of reviews |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | **Every 4 days** | Every 3 weeks |
| Monetization | **Free with in-app purchases** | Subscription |
| Size | 272 MB | 636 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPad, iPod |
| Age rating | 9+ | 9+ |
| Developer | [RetroStyle Games](https://appshunter.io/developer/346884811) | [Halfbrick Studios](https://appshunter.io/developer/356994313) |

## What reviewers say

### Ocean Keeper

[App page](https://appshunter.io/ios/app/ocean-keeper-dome-survival/id6642704130)

Explore procedurally generated underwater caves as a crashed miner in this roguelike shooter. Dig for resources, battle hordes of sea monsters, and upgrade your mech and weapons to survive. Each playthrough offers a unique challenge with changing layouts and diverse bosses.

**Highlights:** Procedurally generated caves, Mech customization, Horde battles with monsters and bosses, Meta-progression system, Artifact system, Multiple weapon choices, Diverse biomes

**Features:** Vision Pro support

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Full Game Unlock | $2.99 | one-time |
| Heap of meta currency | $2.99 | one-time |
| Chest of meta currency | $4.99 | one-time |
| Crate of meta currency | $9.99 | one-time |

**What reviewers like**

- 🫰🏻 Stunning ocean-themed visuals
- 🎮 Engaging roguelike gameplay
- 🕹️ Addictive and fun horde battles
- 🔝 Rewarding resource gathering and crafting
- 🕰️ Casual gameplay for short sessions

**What reviewers complain about**

- 💰 Pay-to-play model after free trial
- 📱 Illegible UI on mobile devices
- 🤑 Unfair IAP practices, requiring repurchase
- 🐛 Bugs and crashes, especially after purchases

**Reported bugs**

- Game not loading after purchase
- Upgrade options not functioning as expected
- Progress not saving across sessions

**Requested features**

- More items and upgrades to prolong engagement
- Ability to restore purchases and continue progress
- Improved UI scaling and readability on mobile
- Expanded gameplay modes and story elements


### Warbits Halfbrick+

[App page](https://appshunter.io/ios/app/warbits-halfbrick-plus/id6736381750)

Engage in strategic turn-based warfare on gridded maps. Command unique units, utilize special powers, and overcome challenges in campaign, challenge, or multiplayer modes. Build and share custom maps to dominate the galaxy.

**Highlights:** Turn-Based Strategy, Campaign Mode, Challenge Mode, Map Editor, Multiplayer Battles, Grid-based Warfare

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Halfbrick+ | $2.99 | per month |
| Halfbrick+ | $2.99 | per month |
| Halfbrick+ | $29.99 | per year |


## Frequently asked questions

### Is Ocean Keeper free?

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

### Is Warbits Halfbrick+ free?

Warbits Halfbrick+ is free to download, with in-app purchases available.

### Which has better reviews, Ocean Keeper or Warbits Halfbrick+?

Ocean Keeper is rated higher. Ocean Keeper averages 4.4 out of 5 from 291 ratings, while Warbits Halfbrick+ averages 4.0 from 24 ratings.

### Do Ocean Keeper or Warbits Halfbrick+ have ads?

Ocean Keeper shows ads; Warbits Halfbrick+ does not.

### Which is updated more often, Ocean Keeper or Warbits Halfbrick+?

Ocean Keeper ships an update every 4 days, and Warbits Halfbrick+ every 3 weeks. Most recently, Ocean Keeper was updated on October 27, 2026 and Warbits Halfbrick+ on October 20, 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.*