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Screenshots

  • Know Time screenshot 1
  • Know Time screenshot 2
  • Know Time screenshot 3
  • Know Time screenshot 4

About Know Time

a simple and practical app designed to help you manage your daily routines and sleep habits. Easily calculate sleep duration, record your sleep times, and get personalized suggestions to improve your rest. With a clean interface and smooth experience, Know Time makes healthy living easier. Key Features: Calculate your sleep duration with just a few taps Record and review your sleep history Get smart suggestions for better sleep Light and dark themes for comfortable viewing Feedback and support built right in

What’s new

Version 1.2.0 · Updated April 16, 2026

- We have updated part of the UI.

App privacy

The developer, 剑波 王, reported these privacy practices to Apple.

Data Not Collected

The developer does not collect any data from this app.

Alternatives to Know Time

Looking for apps like Know Time? Here are 6 similar apps on the App Store. The highest rated is ZenZettel (5.0/5), and 3 of the 6 are free to download.

Know Time vs. alternatives
App Rating Price Last updated
Know Time – 0.99 USD April 16, 2026
Simple Week Checklist – 1.99 USD Nov 27, 2023
ZenZettel 5.0 / 5 (1) Free Jan 27, 2026
BeautyRecording 5.0 / 5 (3) 2.99 USD Jul 7, 2025
TimeWhisperer - Interval Timer 4.0 / 5 (1) Free Sep 24, 2026
DefectLog - Snag & Punch List 5.0 / 5 (1) Free Feb 1, 2026
SoundFocus - pomodoro – 0.29 USD Jan 11, 2026