# Wormhole Calc vs Shogi Puzzle

The clearest difference is price: Wormhole Calc at Free against Shogi Puzzle's $0.99. Shogi Puzzle's advantage is ads (none vs shown) and update cadence (every 4 days vs every 5 months). On in-app purchases and iOS requirement there is nothing between them.

Wormhole Calc is free to download; Shogi Puzzle costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Wormhole Calc ships an update every 5 months, Shogi Puzzle every 4 days. The most recent releases landed on October 21, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | Wormhole Calc | Shogi Puzzle |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 5 months | **Every 4 days** |
| Size | 7 MB | 28 MB |
| Requires iOS | 16.0 | **15.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Satoshi Horiguchi](https://appshunter.io/developer/310504293) | [Sugahara Yuta](https://appshunter.io/developer/1554982278) |

## What reviewers say

### Wormhole Calc

[App page](https://appshunter.io/ios/app/wormhole-calc/id1487966122)

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

**In-app purchases:** none


### Shogi Puzzle

[App page](https://appshunter.io/ios/app/shogi-puzzle/id1639639348)

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

**In-app purchases:** none


## Frequently asked questions

### Is Wormhole Calc free?

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

### Is Shogi Puzzle free?

Shogi Puzzle costs $0.99, with no in-app purchases.

### Do Wormhole Calc or Shogi Puzzle have ads?

Wormhole Calc shows ads; Shogi Puzzle does not.

### Which is updated more often, Wormhole Calc or Shogi Puzzle?

Wormhole Calc ships an update every 5 months, and Shogi Puzzle every 4 days. Most recently, Wormhole Calc was updated on October 21, 2026 and Shogi Puzzle on October 27, 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.*