You will be pleasantly surprised by how useful the app is in many scenarios. Here is an incomplete list of possible use cases.

USEFUL
• Workout -- we have you covered whether it simple workout or complex workout routines.
• Habits -- shape up some time-bounded habits.
• Kids -- give your kids a disciplinary countdown.
• Be on time -- get reminders before it's too late.
• Routines -- perform daily time-bound routines.
• Exams/tests -- be informed before the time's up.
• And many more...

CUSTOMIZABLE
• You can have a per-second voice countdown for the last 15 seconds.
• You can have a timer that reminds you every 5 seconds for the last minute, and every minute otherwise.
• The combinations of configurations are countless.
• You can choose the reminder language from 30+ languages.
• You can choose the reminder speed.
• You can even choose from different voices.
• You can also customize what the timer reminders are.
• You can set up advanced timers, each with different configurations.
• You can even chain timers together to build a powerful reminder system that you can find nowhere else.

THOUGHTFUL
• The app provides single-tap access to timers, without any setup.
• The app has no ads or in-app purchases.
• The app is very small, so it doesn't waste your precious storage space.
• The app is super fast, so it's available the second you need it.
• The app fully support VoiceOver.

Supported Operation System
• macOS 11.0 or later
• Apple Silicon or Intel Core processor

Mac App Store : https://apps.apple.com/app/1timer-voice-timer/id1505462559