Comparison

Wind & Tides vs SailFlow

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Wind & Tides

Get detailed weather forecasts specifically for sailing in San Francisco Bay. Access NOAA weather, tide and current information for the Golden Gate Bridge, and real-time wind measurements from key locations.

Highlights
  • NOAA weather forecast
  • Tides and currents
  • Golden Gate Bridge wind
  • Angel Island wind measurements
Features
Currently charting
Read full description

A wind map up to 14 days ahead, NOAA nautical charts with your GPS position, the marine forecast from your local NWS office, live buoy reports, tides and currents: everything you check before leaving the dock, in one app for your home waters. One-time purchase. No subscription, no account, no ads. The wind map and NOAA charts cover US waters wherever NOAA publishes a chart. The marine forecast, live buoy reports, tides and currents are per region: 30 regions so far, listed below. If your home waters aren't there yet, request them at windandtides.com. Built for boating, sailing, fishing, kayaking, paddleboarding, windsurfing, wing foiling, kiteboarding, and open water swimming. Sailors have used Wind and Tides since 2011, and the marine and weather forecasts, tides, currents and buoy reports each link back to their NOAA source page. SUPPORTED REGIONS California • San Francisco Bay • San Francisco Offshore • Monterey Bay • Morro Bay and Port San Luis • Santa Barbara • Los Angeles • Catalina and Channel Islands • Newport Beach and Dana Point • San Diego Pacific Northwest • San Juan Islands • Port Angeles • Port Townsend • Puget Sound Hawaii • Honolulu and Oahu South Shore Northeast • Portland Maine and Casco Bay • Boston and Massachusetts Bay • Cape Cod Bay and Plymouth • Buzzards Bay and New Bedford • Martha's Vineyard and Nantucket • Newport and Narragansett Bay • Block Island • Long Island Sound East • Long Island Sound West Mid-Atlantic • Chesapeake Bay North • Chesapeake Bay South Florida and Gulf Coast • Fort Lauderdale • Miami and Biscayne Bay • Tampa Bay and St. Petersburg • Pensacola • Galveston Bay WHAT'S INSIDE • NOAA ENC nautical charts: depths, hazards, buoys, channel markers, with your GPS position, course and speed • Wind map: speed and direction animated over the chart, up to 14 days ahead • NWS coastal waters forecasts from your local forecast office: wind, seas, small craft advisories, and gale warnings through day 5 • NOAA tide predictions • NOAA current predictions • NDBC live buoy observations • NWS gridded weather forecasts • Wind models: NOAA HRRR, NBM, and GFS; ECMWF open data Wind and Tides surfaces public NOAA, NWS, and NDBC data and ECMWF open data, and is not affiliated with these organizations. Don't see your region? Request it at windandtides.com.

About

SailFlow

Get hyper-accurate, real-time marine weather forecasts and live wind reports. This app uses proprietary weather systems and integrates public data for detailed wind, wave, tide, and radar information. Customize alerts and track your favorite sailing spots.

Highlights
  • Proprietary Tempest Weather Systems
  • Live wind and current station reports
  • AI-enhanced Nearcast forecasting
  • Radar, satellite, and precipitation maps
  • Tides charts and wave height
  • Customizable wind notifications
  • Nautical charts
Features
Currently charting
Read full description

Whether you’re racing, cruising, day sailing, you need precise sailing forecasts and real-time wind. SailFlow delivers both. Powered by 90,000+ exclusive Tempest Weather Stations and 150,000+ total sources, SailFlow’s weather and wind app delivers unmatched accuracy. With stations on buoys, piers, and key waterfront locations, you get real conditions exactly where you sail. Plan with confidence using our Tempest Rapid Refresh Model combined with government data to deliver industry-leading Nearcast AI predictions. Then go deeper with radar, high-resolution forecast maps, and fully customizable alerts so you never miss a session. Real wind. Better sails. - Coastal observations from proprietary Tempest Weather Systems along with all public domain marine forecasts and reports (NOAA, NWS, METAR, ASOS, CWOP) including all major airports creating over 150,000 unique stations. - Exclusive Tempest Weather Systems deployed at key coastal locations report wind, rain, barometric pressure and more than 24 other weather observations. - Apple Watch compatibility - Live wind from our stations support powerful wind flow visualization – augmented by current station reports with advanced quality control. - Our Proprietary AI-enhanced Nearcast provides enhanced forecasting for temperature, wind gust, speed, direction, humidity, dewpoint, precipitation rate, probability of precipitation, and cloud cover percentage which is perfect for sailing. - Public domain forecast models including High Resolution Rapid Refresh (HRRR), North American Mesoscale Forecast System (NAM), Global Forecast System (GFS), Canadian Meteorological Centre Model (CMC) and Icosahedral Non Hydrostatic Model (ICON). - Create your own favorite station list to keep an eye on your go-to weather stations at all your marine and sailing spots. Check the tides in minutes so you never miss a day on the water. - Maps: Live and Forecasted Wind Map, Forecasted Temperature, Radar, Satellite, Precipitation and Clouds, as well as Nautical Charts. - Free subscription for unlimited wind notifications/alerts with customizable thresholds to email, text, or in-app. - Monitor National Weather Service (NWS) Marine forecasts, high surf warnings, and other to better anticipate waves and current conditions, for safer, more informed decisions on the water. Additional weather parameters: - Tides charts - Wave height, wave period - Water temperature - Sunrise / sunset - Moonrise / moonset - Historical wind statistics - Windy days per month - Wind direction distribution Go Beyond the Basics: Upgrade to Plus, Pro, or Gold membership to gain access to more weather stations, ad-free browsing, and more. - Access exclusive Pro and hurricane-proof stations at premier coastal locations and unlock SailFlow’s hyper-accurate Pro forecasts, updated daily by expert meteorologists for sailing hotspots coast to coast. - Detailed weather at points of interest to coastal residents and property owners near the ocean, rivers, and other bodies of water. On the water features: - Sea surface temperatures - Sea surface currents - Detailed historical wind statistics - Historical wind speed average by year Does your spot need a station? Join the Tempest Weather Network! Get a Tempest Weather System for your club, dock, or backyard. Get support: help.weatherflow.com/hc/en-us/categories/200419268-iKitesurf-iWindsurf-SailFlow-FishWeather-WindAlert Connect with Tempest: - facebook.com/tempestwx - twitter.com/tempest_wx - youtube.com/@tempestwx - instagram.com/tempest.earth Contact Tempest: help.weatherflow.com/hc/en-us/requests/new Website: tempest.earth By purchasing a subscription or downloading SailFlow you agree that you have read and accept our Privacy Policy and Terms of Use. got.wf/privacy got.wf/terms

Screenshots

Wind & Tides4 screens
SailFlow4 screens

Verdict

The call

The clearest difference is price: SailFlow at Free against Wind & Tides's $4.99. SailFlow also leads on update cadence (every 3 weeks vs every 8 months) and review sentiment (84% vs 63%). Wind & Tides's advantage is in-app purchases (none vs 10). On rating, ads and chart position there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

SailFlow is free to download; Wind & Tides costs $4.99 up front. SailFlow sells 10 in-app purchases, starting at $3.99 per month. Wind & Tides asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 4.8 for Wind & Tides against 4.7 for SailFlow. That said, the two scores are not equally well evidenced: SailFlow has 5.9K ratings behind it against 408, so its average is the more settled of the two. Written reviews are what separate them: 63% of Wind & Tides's written reviews are positive against 84% of SailFlow's.

UpkeepUpdate frequency

Wind & Tides ships an update every 8 months, SailFlow every 3 weeks. Both last shipped on November 1, 2026.

Scorecard8 real differences · 3 level
Wind & Tides versus SailFlow: the parameters behind the verdict, then further details
ParameterWind & TidesSailFlow
Price$4.99Free — better
Rating4.8 (408 ratings) — better4.7 (5.9K ratings)
Positive reviews62.5% of reviews84.1% of reviews — better
Number of ratings4085.9K — better
Update frequencyEvery 8 monthsEvery 3 weeks — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree — betterFree with in-app purchases
Best chart rank#66#43 — better
DevicesiPhone, iPadiPhone, iPad, iPod, Apple Watch — better
Requires iOS18.015.0 — better
Further details — not scored
Size58 MB137 MB
Age rating4+4+
DeveloperTwo Bit LabsWeatherFlow

Customer experience

Wind & Tides

All ratings408 ratings
Positive95.1%
Neutral2.9%
Negative2.0%
Written reviews16 reviews
Positive62.5%
Neutral12.5%
Negative25.0%

SailFlow

All ratings5,827 ratings
Positive96.6%
Neutral1.8%
Negative1.7%
Written reviews364 reviews
Positive84.1%
Neutral4.1%
Negative11.8%

User reviews

Wind & Tides

From 408 App Store ratings

What we love

  • 👍 Simple and easy to use
  • 👍 Go-to app for SF Bay marine weather and tides
  • 👍 Essential for sailing and wing boarding
  • 👍 Concise and useful sailing information
  • 👍 Reliable for daily use (historically)

Room to improve

  • 🐛 Inaccurate wind forecasts after format change
  • 🐛 Tide/current predictions differ significantly from other sources
  • 🐛 Angel Island weather station not reporting
  • 🐛 App not working for extended periods
  • 🐛 Basic functionality for the price

SailFlow

From 5.9K App Store ratings

What we love

  • 🚀 Easy to navigate
  • 🚀 Accurate wind forecasts
  • 🚀 Helpful for planning
  • 🚀 Great data and graphics
  • 🚀 Reliable and trustworthy

Room to improve

  • 🐛 Occasional inaccurate forecasts
  • 🐛 Crashes or freezes
  • 💰 Expensive subscription
  • 🔍 Difficult to find specific locations
  • 🔍 Confusing interface at times

Bugs and requests

Wind & Tides

Reported bugs

4 issues
  • Completely inaccurate wind forecasts
  • App not working for over 10 days
  • Wind speed impossible to get
  • Outage with host server (Total Server Solutions, LLC)

Requested features

5 requests
  • Revert to previous format for wind forecasts
  • Include afternoon wind projections
  • Fix Angel Island weather station
  • Include tide and current data 2-3 hours earlier
  • Expand coverage beyond San Francisco

SailFlow

Reported bugs

3 issues
  • Recent update caused app to crash
  • Favorites list not working properly
  • Wind direction arrow pointing incorrectly

Requested features

5 requests
  • Add more local weather stations
  • Improve map and location search
  • Provide more forecast models
  • Add support for Apple Watch
  • Fix wind direction arrow issue

In-app purchases

None

Wind & Tides

No in-app purchases

10 purchases

SailFlow

Subscriptions10
  • Plus$3.991 Month
  • Plus7 Days trial$5.491 Month
  • Gold$14.991 Month
Show 7 more
  • Pro7 Days trial$14.991 Month
  • Pro - Pay As You Go (auto-renewing)$19.991 Month
  • Gold7 Days trial$21.991 Month
  • Plus$44.991 Year
  • Plus7 Days trial$44.991 Year
  • Pro7 Days trial$119.991 Year
  • Gold$179.991 Year

Questions

Is Wind & Tides free?
Wind & Tides costs $4.99, with no in-app purchases.
Is SailFlow free?
SailFlow is free to download, with in-app purchases available.
Which has better reviews, Wind & Tides or SailFlow?
Wind & Tides is rated higher. Wind & Tides averages 4.8 out of 5 from 408 ratings, while SailFlow averages 4.7 from 5.9K ratings.
Do Wind & Tides or SailFlow have ads?
Neither Wind & Tides nor SailFlow shows ads.
Which is updated more often, Wind & Tides or SailFlow?
Wind & Tides ships an update every 8 months, and SailFlow every 3 weeks. Most recently, Wind & Tides was updated on November 1, 2026 and SailFlow on November 1, 2026.
Which is more popular, Wind & Tides or SailFlow?
Wind & Tides currently peaks at #66 in the App Store charts, and SailFlow at #43. Chart position reflects recent download velocity rather than total install base.

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