Comparison

Voice Over Stopwatch vs Kachakaレストラン

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Voice Over Stopwatch

This stopwatch app provides vocal announcements for elapsed time, even when running in the background. Customize announcement intervals from 5 seconds to 10 minutes and select your preferred voice. It also includes features for managing records and presentation modes.

Highlights
  • Vocal elapsed time announcements
  • Background operation support
  • Customizable notification intervals
  • Multiple voice and language options
  • Record keeping for up to 1,000 measurements
  • Presentation mode with bell settings
Features
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This app is a straightforward stopwatch with vocal announcements. It can notify you of elapsed time during music playback and while running in the background, utilizing local notifications. You can choose from ten notification intervals, ranging from 5 seconds to 10 minutes. This feature proves useful when you can't actively monitor your device. Buttons: - App Information (i button): Access app details. - Records: Review a log of up to 1,000 measurements. - Settings: Open the Settings screen. Settings: - Voice Type: Select a language and voice style. - Interval: Choose the time interval for announcements. - Delay Time: Set a delay time before starting the measurement. - Use Beep: Enable operation sounds. - Presentation Mode: Define the timing for the first, second, and third bell, such as during an academic presentation. You can change the mode by swiping left or right on the spinning wheel. - Bell Setting: Save and restore a presentation setting. - Use Voice: Enable vocal announcements in place of the presentation bell. - Bell Test: Play the bell sound at any time, regardless of the current time.

About

Kachakaレストラン

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スマートファニチャー"カチャカ"が配膳ロボットとして、配膳・下膳操作がしやすくなるアプリ"Kachakaレストラン"がリリースされました! ● 目的地の指定がより簡単に 配膳・下膳に特化して、カチャカをどこに向かわせるかより選択しやすいUIになりました。 ● カチャカの状態を直感的に把握 カチャカが現在どこに向かっているのか大きく表示され、遠くからでも他の作業をしながらでも直感的に把握することができます。 ● 料理を受け取った後の返却も カチャカが料理をお届けしたあと、お客様がカチャカを元の場所に戻すことができるようになっています。配膳・下膳の完全自動化を行えます。 ● その他便利な機能 ・目的地に到着した後にカチャカがメッセージを話すことができます。 ・配膳、下膳モードを設定して、モードに応じてカチャカの設定を変えることができます。 ・ゲストから操作ができない管理者モード 要件: ・ご使用には「Kachaka(カチャカ)」が必要です。販売は日本国内でのみ行っています。 ・iOS14.0以降に対応しています。 ・タブレットでの使用を想定しているため、スマートフォンでレイアウトが崩れる可能性があります。

Screenshots

Voice Over Stopwatch3 screens
Kachakaレストラン4 screens

Verdict

The call

The clearest difference is in-app purchases: Kachakaレストラン at none against Voice Over Stopwatch's 1. Voice Over Stopwatch's advantage is update cadence (every 3 months vs every 10 months) and device support. On price 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Voice Over Stopwatch sells 1 one-off in-app purchase. Kachakaレストラン asks for nothing beyond the download.

UpkeepUpdate frequency

Voice Over Stopwatch ships an update every 3 months, Kachakaレストラン every 10 months. The most recent releases landed on November 6, 2026 and October 30, 2026 respectively.

Scorecard3 real differences · 7 level
Voice Over Stopwatch versus Kachakaレストラン: the parameters behind the verdict, then further details
ParameterVoice Over StopwatchKachakaレストラン
PriceFreeFree
Rating4.3 (4 ratings) — better—
Positive reviews50.0% of reviews—
Number of ratings4 — better—
Update frequencyEvery 3 months — betterEvery 10 months
AdsYes—
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
DevicesiPhone, iPad, iPod — better—
Requires iOS15.0 — better15.6
Further details — not scored
Size32 MB61 MB
Age rating4+4+
DeveloperTakafumi AMANOPreferred Robotics, Inc.

In-app purchases

1 purchases

Voice Over Stopwatch

One-time1
  • Remove Ads$1.99
None

Kachakaレストラン

No in-app purchases

Questions

Is Voice Over Stopwatch free?
Voice Over Stopwatch is free to download, with in-app purchases available.
Is Kachakaレストラン free?
Kachakaレストラン is free to download, with no in-app purchases.
Which is updated more often, Voice Over Stopwatch or Kachakaレストラン?
Voice Over Stopwatch ships an update every 3 months, and Kachakaレストラン every 10 months. Most recently, Voice Over Stopwatch was updated on November 6, 2026 and Kachakaレストラン on October 30, 2026.

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