bigstopwatch vs WTW PRO 2
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
bigstopwatch
This app offers a stopwatch with both analog and digital displays. The majority of the screen acts as a large button for starting and stopping measurements, with other functions accessible via text labels.
- Analog and digital display
- Large start/stop button
- Countdown preparation
- Lap/split time recording
- Reset measurement
- View next/previous lap
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アナログ風の表示とデジタル表示を兼ね備えたストップウォッチです。 画面のほぼ全体が、計測をスタート・ストップするボタンになっています。その他の機能は、以下の文字の部分に割り当てられています。 「COUNTDOWN」カウントダウンの準備 「LAP/SPLIT」ラップ／スプリットタイムの記録 「RESET」計測のリセット 「NEXT」一つ次のラップ／スプリットタイムを表示 「BACK」一つ前のラップ／スプリットタイムを表示
WTW PRO 2
This application is designed exclusively for security cameras provided by Tsukamoto Wireless. It offers dedicated features for managing and monitoring your surveillance system.
- Security camera management
- Dedicated surveillance features
- Monitoring capabilities
- Tsukamoto Wireless integration
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防犯カメラの塚本無線が提供する防犯カメラ専用アプリケーション。
Screenshots
Verdict
The clearest difference is review sentiment: bigstopwatch at 95% against WTW PRO 2's 0%. WTW PRO 2's advantage is update cadence (every 3 months vs every 9 months) and device support (3 vs 1). On price, ads, in-app purchases and monetization model 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.
bigstopwatch ships an update every 9 months, WTW PRO 2 every 3 months. The most recent releases landed on October 23, 2026 and October 24, 2026 respectively.
| Parameter | bigstopwatch | WTW PRO 2 |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (76 ratings) — better | — |
| Positive reviews | 94.6% of reviews — better | 0.0% of reviews |
| Number of ratings | 76 — better | — |
| Update frequency | Every 9 months | Every 3 months — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone | iPhone, iPad, iPod — better |
| Requires iOS | 27.0 | 11.0 — better |
| Further details — not scored | ||
| Size | 3 MB | 126 MB |
| Age rating | 4+ | 4+ |
| Developer | Yuki Yasoshima | Wireless Tsukamoto CO., LTD. |
Customer experience
bigstopwatch
WTW PRO 2
Bugs and requests
bigstopwatch
Reported bugs
2 issues- Unreliable performance when multitasking on iOS 8+
- Occasional freezing when switching between apps
Requested features
3 requests- Add a pure black background option
- Implement a countdown timer feature
- Add the ability to save and export lap times
WTW PRO 2
Not enough reviews yet to summarise bugs or requests.
In-app purchases
bigstopwatch
No in-app purchases
WTW PRO 2
No in-app purchases
