# SHOTIMER vs Shogi Vault

The clearest difference is in-app purchases: SHOTIMER at none against Shogi Vault's 1. SHOTIMER also leads on ads (none vs shown). Shogi Vault's advantage is update cadence (every 4 days vs every 2 months). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Shogi Vault sells 1 one-off in-app purchase. SHOTIMER asks for nothing beyond the download.

SHOTIMER ships an update every 2 months, Shogi Vault every 4 days. The most recent releases landed on October 25, 2026 and November 6, 2026 respectively.

## The numbers

| Metric | SHOTIMER | Shogi Vault |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 2 months | **Every 4 days** |
| Monetization | — | Free with in-app purchases |
| Size | 40 MB | 129 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Yuki Maitani](https://appshunter.io/developer/1616391781) | [takeshi maya](https://appshunter.io/developer/6799314218) |

## What reviewers say

### SHOTIMER

[App page](https://appshunter.io/ios/app/shotimer-chess-clock/id6504449480)

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

**In-app purchases:** none


### Shogi Vault

[App page](https://appshunter.io/ios/app/shogi-vault-shogi-study/id6799314216)

This app helps you study Japanese chess (Shogi) by analyzing your games with an on-device AI engine. You can also build opening research, record variations, and solve tsume shogi problems.

**Highlights:** AI game analysis, On-device AI engine, Variation tree with comments, Import/export game files, Tsume shogi problem solver, Optional account sync

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 将棋Vault Pro(買い切り) | $24.99 | one-time |


## Frequently asked questions

### Is SHOTIMER free?

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

### Is Shogi Vault free?

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

### Do SHOTIMER or Shogi Vault have ads?

Shogi Vault shows ads; SHOTIMER does not.

### Which is updated more often, SHOTIMER or Shogi Vault?

SHOTIMER ships an update every 2 months, and Shogi Vault every 4 days. Most recently, SHOTIMER was updated on October 25, 2026 and Shogi Vault 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.*