# Sea Boom vs Case Closed

The clearest difference is rating: Case Closed at 5.0 against Sea Boom's 4.0. Case Closed also leads on in-app purchases (none vs 3) and update cadence (every 2 weeks vs every 15 months). Sea Boom's advantage is iOS requirement (9.0 vs 11.0). On price, ratings volume, ads and device support there is nothing between them.

Both are free to download. Sea Boom sells 3 one-off in-app purchases. Case Closed asks for nothing beyond the download.

Case Closed holds the better App Store score, 5.0 against 4.0. Both are backed by a comparable volume of ratings — 2 and 2 respectively.

Sea Boom ships an update every 15 months, Case Closed every 2 weeks. The most recent releases landed on October 22, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Sea Boom | Case Closed |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.0 (2 ratings)](https://appshunter.io/ios/app/sea-boom/id1140146276/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/case-closed/id1507683048/reviews)** |
| Number of ratings | 2 | 2 |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 15 months | **Every 2 weeks** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 68 MB | 52 MB |
| Requires iOS | **9.0** | 11.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Denis Sokolov](https://appshunter.io/developer/1161350207) | [Cornelis Aerts](https://appshunter.io/developer/1542831728) |

## What reviewers say

### Sea Boom

[App page](https://appshunter.io/ios/app/sea-boom/id1140146276)

Defend a vibrant sea reef from an onslaught of monstrous invaders. Guide exiled sea people in their fight to reclaim their home and restore peace to their underwater kingdom.

**Highlights:** Reef defense gameplay, Fight sea monsters, Help exiled sea people, Restore underwater kingdom, Engaging storyline

**Features:** Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Disable Ads | $0.99 | one-time |
| Unlock All Levels | $0.99 | one-time |
| Unlock All Reefs | $0.99 | one-time |


### Case Closed

[App page](https://appshunter.io/ios/app/case-closed/id1507683048)

Engage in a spy-themed puzzle adventure without time limits or in-app purchases. Guide your hero through challenging missions to collect points and close dossiers, ensuring global safety. The game offers a progressive difficulty curve with tutorials for new elements.

**Highlights:** Addictive puzzle gameplay, No time stress or lives system, Completely free with no ads, Progressive difficulty levels, Tutorials for new items, Walkthrough videos accessible

**In-app purchases:** none


## Frequently asked questions

### Is Sea Boom free?

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

### Is Case Closed free?

Case Closed is free to download, with no in-app purchases.

### Which has better reviews, Sea Boom or Case Closed?

Case Closed is rated higher. Sea Boom averages 4.0 out of 5 from 2 ratings, while Case Closed averages 5.0 from 2 ratings.

### Do Sea Boom or Case Closed have ads?

Neither Sea Boom nor Case Closed shows ads.

### Which is updated more often, Sea Boom or Case Closed?

Sea Boom ships an update every 15 months, and Case Closed every 2 weeks. Most recently, Sea Boom was updated on October 22, 2026 and Case Closed on October 24, 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.*