igotimer vs 対局時計Simple
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
igotimer
This application serves as a game clock specifically designed for the board game Go. It offers multiple time control modes, customizable settings for main time and overtime periods, and audible countdowns in various languages or beeps.
- Four time control modes
- Customizable main time
- Configurable byoyomi/kouryo time
- Handicap settings
- Audible countdowns (Japanese, English, beeps)
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'IgoTimer' is a game clock application(App) used in Go(game). - The App has four modes of Time Controls (Sudden death, Byo-yomi, Kouryo-time and Canadian overtime). - You can set up the main time, the byoyomi time, the kouryo time and the handicap. - Counting the seconds (byoyomi, kouryotime) in Japanese, English or beeps is available.
対局時計Simple
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シンプルな対局時計です。 大会でよく使われる対局時計を意識しています。 基本的には将棋・囲碁での使用を想定しています。 選択できるルールは ・スタンダード（持ち時間：最大60分、秒読み：最大60秒） ・フィッシャー（持ち時間：最大60分、追加時間：最大10秒/一手） ・切れ負け（持ち時間：最大60分） の3種類です。 お気に入りの時間設定を1つ保存しておくことができます。
Screenshots
Verdict
The clearest difference is iOS requirement: igotimer at 9.2 against 対局時計Simple's 13.0. On price, update cadence, ads and in-app purchases there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
igotimer ships an update every 5 months, 対局時計Simple every 8 months. The most recent releases landed on October 1, 2026 and September 22, 2026 respectively.
| Parameter | igotimer | 対局時計Simple |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) — better | — |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 1 — better | — |
| Update frequency | Every 5 months — better | Every 8 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 9.2 — better | 13.0 |
| Further details — not scored | ||
| Size | 2 MB | 64 MB |
| Age rating | 4+ | 4+ |
| Developer | Takashi Takeda | Tsubasa Hizono |
In-app purchases
igotimer
No in-app purchases
対局時計Simple
No in-app purchases
