# Byoyomi-kun Game Clock — Voice Timer · Shogi, Go, Chess

> Voice Timer · Shogi, Go, Chess (iPhone/iPad app by Daisaku Inoue.)

- Source: https://appshunter.io/ios/app/byoyomi-kun-game-clock/id6760514705 (this page in markdown: same URL + `.md`)
- Developer: [Daisaku Inoue](https://appshunter.io/developer/1884778005)
- Category: Games, Board, Strategy
- Price: Free with in-app purchases
- Age rating: 4+
- Requires: iOS 13.0 · 29 MB
- Languages: American English
- Released: 2026-03-30
- Data updated: 2026-05-31
- User reviews in markdown: https://appshunter.io/ios/app/byoyomi-kun-game-clock/id6760514705/reviews.md

## What is Byoyomi?

A clean, flexible game clock for Shogi, Go, Chess, and other board games.

  Time Controls:
  • Byoyomi – countdown system used in Shogi and Go
  • Sudden Death
  • Fischer Increment
  • Consideration Time

  Features:
  • Save custom presets for quick setup
  • Japanese voice countdown with 8 unique characters (Japanese audio only)
  • Clean, distraction-free interface

## Pricing and in-app purchases

Base price: Free.

**One-time purchases**

| Purchase | Price | Type |
| --- | --- | --- |
| 広告を削除 | $2.99 | one-time |



## Version history (last 2 releases)

### 1.0.1 — 2026-04-07

Updated character icons and display names.

### 1.0.0 — 2026-03-30

No release notes.

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-05-31.*