Chrono Rainbow

See today, the seasons, and your progress through the year—all in one colorful calendar.

Chrono Rainbow brings Western and Japanese calendars, Rokuyou, seasonal markers, and your progress through the year into one beautifully designed experience.

Choose from nine distinctive display themes and enjoy each day in a style that feels like your own.

Key Features

• See today and your progress through the year Discover where today falls within the year through day counts and a colorful rainbow progress view. Each passing day adds another color to the year, helping you notice the progress you have already made.

• Explore Western years and Japanese eras Browse the relationship between Western years and Japanese eras, from Meiji through Reiwa. Move between different ways of looking at the past and the years ahead.

• Explore Rokuyou and Japan's 24 solar terms See traditional calendar markers such as Rokuyou, solstices, equinoxes, and the 24 solar terms alongside your everyday calendar.

• Keep birthdays and anniversaries together Register birthdays, anniversaries, and other meaningful dates so they are easy to revisit whenever you open the app.

• Choose from nine display themes Explore Simple, Pop, Fantasy, Japanese, Natural, Underwater, Starry, Retro, and Cyber. Each theme brings its own backgrounds, colors, typography, cards, and visual details to your calendar.

• Enjoy seasonal scenery and gentle motion Japanese and Natural themes change with the seasons. Pop, Starry, and Underwater add subtle ambient details such as drifting clouds, rainbows, shooting stars, bubbles, and fish. Motion respects the system Reduce Motion setting.

• Customize your theme color With the Simple theme, choose from a selection of free accent colors. The Chrono Colors Plan unlocks additional theme colors, including an extensive collection inspired by traditional Japanese hues.

More with the Chrono Colors Plan

• Unlock additional theme colors, including colors inspired by traditional Japanese hues
• Remove the event registration limit
• Choose from available alternate app icons for your Home Screen

See each day through calendars, seasons, and the progress of your year. Chrono Rainbow adds a gentle touch of color to the time that matters to you.

End-User License Agreement https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Chrono Rainbow is an independent application and is not endorsed, sponsored, or approved by Apple Inc. Product names, service names, and company names mentioned in this app are trademarks or registered trademarks of their respective companies.