Ten thousand hours

Contains ads
Content rating
Everyone
1K+
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Content rating
Everyone
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About this app

How much time per day are you devoting to achieving your goals?


It takes 1,000 hours of hard work to pass the exam.

It takes 3,000 hours of hard work to become an expert.

It takes 10,000 hours of hard work to become a top expert.


How much time are you devoting a day to your goals?

Manage the time you invest in the field you want through the app and keep working hard.

(Backup to my Google account is possible. There is no problem even if you change your smartphone)
Become an expert in your desired field by dedicating effort.
Updated on
Aug 15, 2026

Data safety

Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region, and age. The developer provided this information and may update it over time.
  • No data shared with third parties
    Learn more about how developers declare sharing
  • No data collected
    Learn more about how developers declare collection
  • Data is encrypted in transit
  • Data can’t be deleted

What’s new

Fixed a crash issue with the overlay timer feature on newer Android devices.