About this app
Ranked Top 10 in Weather on the Japan App Store — the app that plans your fishing weekend. "Where should I fish this weekend?" Sakana Switch answers with a catch probability %. Tide, weather, season and your own results, combined into one clear score. WEEKEND BEST PLAN We scan all your saved spots and rank the best place, day and time for this weekend. A Thursday-evening notification means your weekend is planned by Friday night. TRIP PLANS Save "this day, this spot" as a plan, with a reminder the night before so you never miss the tide you were aiming for. TODAY'S FORECAST Hourly fish activity % from tides, wind, pressure, season and your own records — with the best time window and wind comfort at a glance. ALWAYS IN SIGHT A home screen widget shows today's score at a glance, and an optional morning notification only fires on days worth fishing. YOUR RESULTS MAKE IT SMARTER Log catches (or blanks) and the forecast adapts to your home spots. Collect species in your fish dex along the way. 1,200+ SPOTS ACROSS JAPAN Harbors, breakwaters, beaches and river mouths across 39 prefectures, with facility info like toilets and parking. Built for beginners and families. PREMIUM Full weekend rankings + next weekend, 14-day forecasts, unlimited trip plans with reminders, unlimited spots and a personal analytics dashboard. Scores don't guarantee catches. Check conditions, wear a life jacket, and enjoy safely.
Latest release
What’s New
- Based on users requests, we added 40 fishing spots across Japan, bringing the total to 1,218 locations. - Improved weather forecast display to prioritize actual forecast data whenever available. - Fixed an issue that incorrectly displayed “Severe weather alert” on days without severe weather.
Audience growth
Ratings growth
Baseline captured. Growth appears after the crawler observes a changed rating count.
Momentum comes from crawler snapshots for the tracked storefront. “Viral growth signal” means unusually fast recent rating gains; it is an indicator, not download data.
Price tracking
Price intelligence
First snapshot captured. The trend line starts after the next crawler price observation.
- First observed Aug 29, 2026 · 11:29 PM Free