# Ark Ahoy! vs Prism Mosaic

The clearest difference is update cadence: Prism Mosaic at every 2 days against Ark Ahoy!'s weekly. Ark Ahoy!'s advantage is iOS requirement (13.0 vs 15.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Ark Ahoy! sells 7 one-off in-app purchases and Prism Mosaic sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Ark Ahoy! ships an update weekly, Prism Mosaic every 2 days. The most recent releases landed on October 31, 2026 and November 6, 2026 respectively.

## The numbers

| Metric | Ark Ahoy! | Prism Mosaic |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | Weekly | **Every 2 days** |
| Size | 175 MB | 428 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [DAVID BOKA](https://appshunter.io/developer/1885475555) | [MUSTAFA SANDIKCILAR](https://appshunter.io/developer/1880469085) |

## What reviewers say

### Ark Ahoy!

[App page](https://appshunter.io/ios/app/ark-ahoy/id6760643516)

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Coins - small | $0.99 | one-time |
| Remove Ads | $1.99 | one-time |
| Coins - medium | $1.99 | one-time |
| Coins - large | $3.99 | one-time |
| Coins - xlarge | $5.99 | one-time |
| Coins - XXLarge | $7.99 | one-time |
| Coins - mega | $14.99 | one-time |


### Prism Mosaic

[App page](https://appshunter.io/ios/app/prism-mosaic-gem-sorting/id6805026237)

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Automatic Ads | $2.99 | one-time |


## Frequently asked questions

### Is Ark Ahoy! free?

Ark Ahoy! is free to download, with in-app purchases available.

### Is Prism Mosaic free?

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

### Do Ark Ahoy! or Prism Mosaic have ads?

Both Ark Ahoy! and Prism Mosaic show ads.

### Which is updated more often, Ark Ahoy! or Prism Mosaic?

Ark Ahoy! ships an update weekly, and Prism Mosaic every 2 days. Most recently, Ark Ahoy! was updated on October 31, 2026 and Prism Mosaic 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.*