Tide & Sky
Waves, weather, sun & moon
Free · In‑App Purchases
Tide & Sky draws tides, sun, moon, weather and waves on a single timeline. Swipe and time moves: the sky changes colour, the sun and moon travel their arcs, and the water rises and falls.
WHAT YOU SEE
• The tide curve, with the times and levels of high and low tide
• Sunrise, sunset, moonrise, moonset and the lit fraction of the moon
• Daylight length and how much it changed since yesterday
• Weather from Apple WeatherKit: temperature, rain chance, wind and pressure
• Weather, wind and waves beside the clock follow the selected timeline time; unavailable forecasts are hidden
• Wave height, period and direction for stations in Japan
• Stars, clouds and rain over the sky
• Ten days forward and back
PLACES
• Compare saved places at the same moment
• 2,522 tide stations: 229 in Japan (Japan Meteorological Agency) and 2,293 worldwide
• Save the spots you visit and switch between them with one tap
• Find a spot by name, by prefecture, or on the map
• Every spot is shown in its own local time
EVERYWHERE
• Home Screen and Lock Screen widgets
• Apple Watch app and complications
• Share today's conditions as an image
PREMIUM (monthly or yearly)
• No ads
• Alerts before or after high tide, low tide, sunrise, sunset, moonrise and moonset
• A daily summary of tides, sun and moon, with weather, wind and waves when a forecast is available
• Choose what the main screen shows, its time span, and a fixed 24-hour view
• Choose what widgets show and the hours they cover
Everything else is free, including every station, the widgets, the Apple Watch app and share cards.
Tide levels are astronomical predictions from the moon and the sun. They do not include changes caused by air pressure or wind, and must not be used for navigation. Always check official sources.
Terms of Use (Apple standard EULA):
https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Ratings & Reviews
- This app hasn’t received enough ratings or reviews to display an overview.
• Added an hourly fishing conditions guide based on tides, sun, moon, weather, and waves. Tap a bar to see the score breakdown.
• Improved chart colors, score-height differences, and detail popover placement.
The developer, AO Inc., indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .
Data Used to Track You
The following data may be used to track you across apps and websites owned by other companies:
- Identifiers
Data Linked to You
The following data may be collected and linked to your identity:
- Purchases
- Location
- Identifiers
- Usage Data
Data Not Linked to You
The following data may be collected but it is not linked to your identity:
- Diagnostics
Accessibility
The developer has not yet indicated which accessibility features this app supports. Learn More
Information
- Seller
- AO Inc.
- Size
- 30.7 MB
- Category
- Weather
- Compatibility
Requires iOS 18.0 or later.
- iPhone
Requires iOS 18.0 or later. - iPad
Requires iPadOS 18.0 or later. - Apple Watch
Requires watchOS 10.0 or later.
- iPhone
- Languages
English and 14 more
- English, Arabic, Dutch, French, German, Indonesian, Italian, Japanese, Korean, Polish, Portuguese, Simplified Chinese, Spanish, Traditional Chinese, Turkish
- Age Rating
4+
- 4+
- Contains
Advertising
- In-App Purchases
Yes
- Tide & Sky Premium Yearly $17.99
- Tide & Sky Premium Monthly $1.99
- Copyright
- © 2026 AO Inc.