Set a timer using a 60-minute analog interface. Wind the timer with a rotary gesture and tap to start, pause, or reset. View remaining time in large, high-contrast display. Disable Auto-Lock to keep device awake during use.
Practice mental arithmetic with addition, subtraction, multiplication, division, and mixed modes. Use 1 to 5 digit numbers in column format. Track daily scores and view progress graphs. Compete in rankings via Game Center.
Track cessation progress with real-time statistics and motivational features. Calculate life expectancy, money saved, and cigarettes not smoked. Share achievements with friends to boost motivation. Set and monitor personal goals.
Learn with hiragana and katakana lessons, JLPT N5-N3 , kanji, and vocabulary. Practice pronunciation with audio. Use diverse learning modes including flashcards, quizzes, and spaced repetition for effective retention.
Solve puzzles with themed grids and hints. Customize difficulty levels and track progress. Share completed puzzles with friends. Access a growing library of daily challenges.
Learn to tell time with an interactive analog clock. Adjust hour, minute, and second hands to set specific times. Track remaining time with a red indicator and receive alerts when the timer ends. Start timers directly from the Today widget.
By reading and writing hiragana, katakana, and vocabulary in interactive dungeons. Practice vocabulary through game-like challenges. Track progress and unlock new levels as skills improve. Share achievements with friends. No ads or in- purchases.
Calculator offers advanced functions including exponents, logs, and sinus operations. Swiping accesses different function categories. Large buttons for easy input. Landscape view reveals additional functions. Balloon help provides guidance.
Display full- digital time with seconds on dynamic island and . Choose from various digital font styles and customize colors. Show date and week information. Set hourly chimes and voice time announcements.