# Islands Hashi vs Chessdoku

The clearest difference is ads: Chessdoku at none against Islands Hashi's shown. Islands Hashi's advantage is update cadence (every 2 weeks vs every 5 weeks). On price, in-app purchases, device support and iOS requirement there is nothing between them.

Both are free to download. Islands Hashi sells 2 one-off in-app purchases and Chessdoku sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Islands Hashi ships an update every 2 weeks, Chessdoku every 5 weeks. The most recent releases landed on November 5, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Islands Hashi | Chessdoku |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (2 ratings)](https://appshunter.io/ios/app/chessdoku/id6789803491/reviews)** |
| Number of ratings | — | **2** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | **Every 2 weeks** | Every 5 weeks |
| Monetization | — | Free with in-app purchases |
| Size | 63 MB | 32 MB |
| Requires iOS | **15.0** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [MJK APPS SRL](https://appshunter.io/developer/1479397424) | [Matt Falk](https://appshunter.io/developer/6789803493) |

## What reviewers say

### Islands Hashi

[App page](https://appshunter.io/ios/app/islands-hashi/id6779113246)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 50 Keys – Unlock Any Sea | $1.99 | one-time |
| Hashi Complete | $22.90 | one-time |


### Chessdoku

[App page](https://appshunter.io/ios/app/chessdoku/id6789803491)

This logic puzzle game combines Sudoku-style placement with chess piece attack rules. Solve over 1,500 unique puzzles across five distinct game modes, with a daily challenge for all players. Enjoy a pure, offline experience with no ads or tracking.

**Highlights:** Sudoku-style piece placement, Chess piece attack logic, Five unique game modes, 1,500 puzzles, Daily challenge, Offline play, Hint system with deductions

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock Everything | $4.99 | one-time |


## Frequently asked questions

### Is Islands Hashi free?

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

### Is Chessdoku free?

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

### Do Islands Hashi or Chessdoku have ads?

Islands Hashi shows ads; Chessdoku does not.

### Which is updated more often, Islands Hashi or Chessdoku?

Islands Hashi ships an update every 2 weeks, and Chessdoku every 5 weeks. Most recently, Islands Hashi was updated on November 5, 2026 and Chessdoku on October 31, 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.*