Corner Timer vs Boxing Timekeeper
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Corner Timer
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Corner Timer is a focused round timer that helps boxers stay with the rhythm of each session and concentrate on movement and breathing. Train at your level, from beginners learning the fundamentals to experienced boxers building demanding routines. Keep your favorite music playing and move with a ring timer that signals every round. Adjust the session and its five-level intensity rating to match your condition, then review your training history and progress graphs at a glance. Large controls remain practical with gloves or sweaty hands. Oversized numbers make the time and current round readable when an iPhone or iPad is placed across the gym. Red identifies training, blue identifies rest, and a high-contrast pause state keeps every phase clear. Key features - Create and edit presets with up to 15 rounds - Set round, rest, preparation, and optional warning times - Keep external music playing and request system-controlled ducking for bells - Classic, double, and digital boxing bells with 1% volume adjustment - Lock Screen Live Activity and background bell alerts - Large portrait and landscape timer layouts for iPhone and iPad - On-device workout history, notes, and a five-level intensity slider - Read-only workout details, monthly progress graphs, and shareable 9:16 results - Private iCloud sync between supported devices using the same Apple Account - Premium weekly plans, round-by-round guidance, and progress reports No account, advertising, analytics, or tracking is included. Presets, notes, and workout records stay on your device and may sync through your private iCloud database. The developer does not operate a server that stores this workout data. Terms of Use (Apple Standard EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://corner-timer-support.netlify.app/privacy.html
Boxing Timekeeper
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Boxing TimeKeeperは、ボクシングや格闘技のトレーニングに使えるシンプルなラウンドタイマーです。 大きく見やすいタイマー表示と、グローブを着けたままでも操作しやすい画面設計を採用。縦向き・横向きの両方に対応し、iPhoneとiPadで利用できます。 主な機能 ・ラウンド数、ラウンド時間、休憩時間、開始前カウントダウンの設定 ・ラウンド開始・終了時のベル音 ・ラウンド終了10秒前のクラップ音 ・リングベルとクラップ音の個別音量調整 ・好きな音声ファイルをクラップ音として設定 ・端末で録音した音をクラップ音として設定 ・録音開始前の3秒カウントダウン ・画面タップによる開始と一時停止 ・停止中の状態が分かりやすいグレー表示 ・縦向き・横向き表示への対応 録音した音声や読み込んだ音声、タイマー設定は端末内にのみ保存されます。アカウント登録、広告、個人情報の収集はありません。 Sound Credits: https://tarohida.github.io/boxing-timekeeper-support/credits.html
Screenshots
Verdict
The clearest difference is in-app purchases: Boxing Timekeeper at none against Corner Timer's 1. Corner Timer's advantage is update cadence (every 2 days vs every 4 weeks). On price, ads, device support and iOS requirement 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. Corner Timer sells 1 in-app purchase, starting at $0.99 per month. Boxing Timekeeper asks for nothing beyond the download.
Corner Timer ships an update every 2 days, Boxing Timekeeper every 4 weeks. The most recent releases landed on September 24, 2026 and October 5, 2026 respectively.
| Parameter | Corner Timer | Boxing Timekeeper |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 2 days — better | Every 4 weeks |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Devices | iPhone, iPad | iPhone, iPad |
| Requires iOS | 17.0 | 17.0 |
| Further details — not scored | ||
| Size | 23 MB | 3 MB |
| Age rating | 4+ | 4+ |
| Developer | Mingyu Kim | Taro Hida |
In-app purchases
Corner Timer
- Corner Timer Premium$0.991 Month
Boxing Timekeeper
No in-app purchases









