海天気.jp - 海の天気予報アプリ Android
海天気.jp - 海の天気予報アプリ is #50 in Weather Free on Google Play in Japan and charting in 1 of 15 countries we track.
Updated 27 Sep 2026 · rankings refresh through the day
DeveloperRisesystem.inc
CategoryWeather
PriceFree
Released–
Installs50k+
Rating–
Updated–
Content ratingEveryone
Best rank now
#50
Measured
海天気.jp - 海の天気予報アプリ on Google Play
App details
App ID
com.risesystem.umitenki
Publisher
RISE SYSTEM CO.,LTD.
Publisher country
Japan
Content rating
Everyone
海天気.jp - 海の天気予報アプリ downloads
Worldwide, per day, and installs to date. The band is open; the exact number is free with an account.
How this is calculated
Google Play shows an exact lifetime install count; downloads per day are its daily change (measured). When Play hasn't refreshed the count, they come from new ratings and Top Free chart positions. Confidence is the chance the real number is within half to double ours.
Where 海天気.jp - 海の天気予報アプリ's downloads come from Modelled
Last 30 days: organic search, browsing the store, features and paid ads.
Active users
All platforms, worldwide. Free with an account.
Stickiness (DAU / MAU)
how many monthly users open it on a given day
How this is calculated
Monthly users come from lifetime installs across every store, fitted on monthly active user figures companies publish; daily users = monthly × the typical daily/monthly ratio for the category. Confidence is the chance the real number is within half to double ours.
Business model: Ad-led
How 海天気.jp - 海の天気予報アプリ makes money: subscriptions, one-off purchases and ads.
Ads
Ads
/mo
of revenue
Where it ranks on Google Play
Every top 200 chart it appears in across 15 countries.
| Country | Charts | Rank |
|---|---|---|
| WeatherFree | #50 |
Apps near 海天気.jp - 海の天気予報アプリ on the chart
Weather Free, around #50.
About 海天気.jp - 海の天気予報アプリ
Displays pinpoint weather, wind, temperature, and wave height forecasts up to 84 hours ahead for more than 8,000 marine spots nationwide in hourly chronological order. The amount of rainfall is expressed with an easy-to-understand umbrella mark down to less than 1mm, so you can visually see how much rain is likely to fall!
■ 14-day weather forecast
Weather forecast up to 14 days ahead is provided in chronological order every 3 hours. For grasping the flow of weather useful for marine leisure planning!
■ Movement of rain clouds/lightning around marine spots
Visual playback of the movement of rain clouds from the past to the future (6 hours ahead). If the sky becomes cloudy, immediately check the movement of rain clouds/lightning.
■Information unique to sea fishing spots
Covers information that is a must for sea fishing, such as tide data (tide graph), seawater temperature distribution map, and tidal current animation.
---- More useful functions! ----
■ Municipal pinpoint weather forecast
Not only marine spots, but also weather forecasts for municipalities (municipal offices) nationwide are provided in hourly time series.
~ Please use it not only for marine leisure scenes but also for everyday life such as shopping, commuting to work / school ~
■ Browsing history of marine spots and municipalities
From "browsing history", list the history of recently viewed marine spots and municipalities. Frequent pages are easier to access.
■ Bookmark your favorite marine spots "My Points"
List multiple marine spots that you often go to!
"My Point" is a function that allows you to quickly check the weather of the marine spot you are going to.
■ Route search from your current location
By linking the current location information with the app, you can search for routes to fishing spots on the map app.
■ 14-day weather forecast
Weather forecast up to 14 days ahead is provided in chronological order every 3 hours. For grasping the flow of weather useful for marine leisure planning!
■ Movement of rain clouds/lightning around marine spots
Visual playback of the movement of rain clouds from the past to the future (6 hours ahead). If the sky becomes cloudy, immediately check the movement of rain clouds/lightning.
■Information unique to sea fishing spots
Covers information that is a must for sea fishing, such as tide data (tide graph), seawater temperature distribution map, and tidal current animation.
---- More useful functions! ----
■ Municipal pinpoint weather forecast
Not only marine spots, but also weather forecasts for municipalities (municipal offices) nationwide are provided in hourly time series.
~ Please use it not only for marine leisure scenes but also for everyday life such as shopping, commuting to work / school ~
■ Browsing history of marine spots and municipalities
From "browsing history", list the history of recently viewed marine spots and municipalities. Frequent pages are easier to access.
■ Bookmark your favorite marine spots "My Points"
List multiple marine spots that you often go to!
"My Point" is a function that allows you to quickly check the weather of the marine spot you are going to.
■ Route search from your current location
By linking the current location information with the app, you can search for routes to fishing spots on the map app.