# Sea Crab.io vs Bottomless

The clearest difference is in-app purchases: Sea Crab.io at none against Bottomless's 1. Sea Crab.io also leads on device support (3 vs 1). Bottomless's advantage is update cadence (daily vs every 12 months). On price, ads and iOS requirement there is nothing between them.

Both are free to download. Bottomless sells 1 one-off in-app purchase. Sea Crab.io asks for nothing beyond the download.

Sea Crab.io ships an update every 12 months, Bottomless daily. The most recent releases landed on November 4, 2026 and November 6, 2026 respectively.

## The numbers

| Metric | Sea Crab.io | Bottomless |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (4 ratings)](https://appshunter.io/ios/app/sea-crabio/id6476483273/reviews)** | — |
| Number of ratings | **4** | — |
| In-app purchases | **No** | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 12 months | **Daily** |
| Monetization | Ad-supported | — |
| Size | 147 MB | 121 MB |
| Requires iOS | **15.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 9+ | 12+ |
| Developer | [Muhammad Shahbaz](https://appshunter.io/developer/1583546225) | [Tiago Massita da Fonseca](https://appshunter.io/developer/1879661336) |

## What reviewers say

### Sea Crab.io

[App page](https://appshunter.io/ios/app/sea-crabio/id6476483273)

Embark on an epic underwater journey as a crab, evolving and customizing your species to conquer the sea. Devour everything in your path, defeat formidable foes like sharks and megalodons, and rise to become the ultimate ruler of the ocean empire.

**Highlights:** Collect and upgrade crab species, Customize your crab, Battle giant sea creatures, Single-player open-world RPG, Explore a vast underwater environment, Evolve your crab

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

**In-app purchases:** none


### Bottomless

[App page](https://appshunter.io/ios/app/bottomless-lost-trunks/id6809385814)

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Ad-Free Salvage | $2.99 | one-time |


## Frequently asked questions

### Is Sea Crab.io free?

Sea Crab.io is free to download, with no in-app purchases.

### Is Bottomless free?

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

### Do Sea Crab.io or Bottomless have ads?

Both Sea Crab.io and Bottomless show ads.

### Which is updated more often, Sea Crab.io or Bottomless?

Sea Crab.io ships an update every 12 months, and Bottomless daily. Most recently, Sea Crab.io was updated on November 4, 2026 and Bottomless on November 6, 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.*