# Casthore vs Goban3D

The clearest difference is in-app purchases: Casthore at none against Goban3D's 1. Casthore also leads on iOS requirement (18.0 vs 26.0). Goban3D's advantage is ads (none vs shown) and update cadence (every 4 days vs every 3 months). On price and device support there is nothing between them.

Both are free to download. Goban3D sells 1 in-app purchase, starting at $7.99 per year. Casthore asks for nothing beyond the download.

Casthore ships an update every 3 months, Goban3D every 4 days. The most recent releases landed on October 7, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | Casthore | Goban3D |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/goban3d/id6550923415/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 3 months | **Every 4 days** |
| Monetization | **Ad-supported** | Free with in-app purchases |
| Size | 23 MB | 246 MB |
| Requires iOS | **18.0** | 26.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Everton Borges](https://appshunter.io/developer/1573929700) | [Adam Gibbons](https://appshunter.io/developer/1757328884) |

## What reviewers say

### Casthore

[App page](https://appshunter.io/ios/app/casthore/id1630158978)

Engage in a challenging quiz game set on an interstellar mission to represent Earth. Progress through seven levels of increasing difficulty, answering questions across a wide range of subjects to prove your knowledge and advance your mission.

**Highlights:** Seven progressive difficulty levels, Random and subject-specific questions, Timed question responses, Scoring system with cumulative points, Multiple subject categories, Game restart and question reactivation options, Periodic new question updates

**Features:** macOS Compatibility

**In-app purchases:** none


### Goban3D

[App page](https://appshunter.io/ios/app/goban3d/id6550923415)

Experience the ancient game of Go with stunning 3D visuals or a clean 2D interface. Play against the world's strongest AI offline, challenge friends online via Game Center, or enjoy local matches on a single device. Offers extensive accessibility features for all players.

**Highlights:** Play Go in 3D or 2D, Offline AI play with KataGo, Online matches with friends, Local pass-and-play mode, Multiple board sizes (9x9, 13x13, 19x19), Extensive accessibility features, Customizable board and stone textures

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads (Yearly) | $7.99 | per year |


## Frequently asked questions

### Is Casthore free?

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

### Is Goban3D free?

Goban3D is free to download, with in-app purchases available.

### Do Casthore or Goban3D have ads?

Casthore shows ads; Goban3D does not.

### Which is updated more often, Casthore or Goban3D?

Casthore ships an update every 3 months, and Goban3D every 4 days. Most recently, Casthore was updated on October 7, 2026 and Goban3D on October 15, 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.*