SailFlow vs Actual Currents
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
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.
- 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
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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
Actual Currents
Visualize real-time tidal currents with animated particles and a detailed heatmap on an interactive nautical map. Plan your trips with confidence by scrubbing through time to see how currents change throughout the day, with options for global ocean currents and wind overlays.
- Animated tidal current visualization
- Real-time wind overlay
- Interactive nautical map
- Time scrubber for predictions
- Route planning with current analysis
- Global ocean currents view
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Actual Currents brings tidal currents to life with real-time animated particle visualization on a nautical-grade interactive map. See the actual flow of water in your area — not just tide times, but the speed and direction of tidal currents rendered as thousands of flowing particles over a detailed heatmap. Plan your trip with confidence by scrubbing through time to see how currents change throughout the day. FEATURES • Animated tidal current visualization with speed-colored particles and GPU-accelerated heatmap • Time scrubber — view current predictions for any time, past or future • Globe view with global ocean currents when zoomed out • Real-time wind overlay with global weather data • ENC nautical chart data with navigation aids, depth soundings, and depth contours • Satellite, bathymetry, and nautical basemap options • Route planning with current-aware analysis • Trip logging with GPS drift tracking • Location search to jump to any harbor or waterway COVERAGE • US Atlantic coast — Maine to Florida • US Pacific coast — Washington to California • Gulf of Mexico • Global ocean surface currents BUILT FOR BOATERS Whether you're sailing, fishing, kayaking, or navigating commercially, understanding tidal currents is critical for safety and efficiency. Actual Currents gives you an intuitive, visual understanding of water movement that tide tables alone can't provide. SUBSCRIPTION TIERS • Basic (free) — Real-time currents within ±3 hours of now • Pro ($4.99/mo) — Full historical and forecast access • Unlimited ($39.99/yr) — Full historical and forecast access with 7-day free trial Terms of Use: https://www.actualcurrents.com/terms.html Privacy Policy: https://www.actualcurrents.com/privacy.html
Screenshots
Verdict
The clearest difference is ratings volume: SailFlow at 5.8K against Actual Currents's 20. SailFlow also leads on review sentiment (84% vs 60%) and chart position (#34 vs unranked). On price, rating, update cadence and ads 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
Both are free to download. SailFlow sells 10 in-app purchases, starting at $3.99 per month and Actual Currents sells 3 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.
On the App Store both sit at effectively the same score — 4.7 for SailFlow against 4.7 for Actual Currents. That said, the two scores are not equally well evidenced: SailFlow has 5.8K ratings behind it against 20, so its average is the more settled of the two. Written reviews are what separate them: 84% of SailFlow's written reviews are positive against 60% of Actual Currents's.
SailFlow ships an update every 3 weeks, Actual Currents fortnightly. The most recent releases landed on September 29, 2026 and September 28, 2026 respectively.
| Parameter | SailFlow | Actual Currents |
|---|---|---|
| Price | Free | Free |
| Rating | 4.7 (5.8K ratings) | 4.7 (20 ratings) |
| Positive reviews | 84.4% of reviews — better | 60.0% of reviews |
| Number of ratings | 5.8K — better | 20 |
| Update frequency | Every 3 weeks | Fortnightly — better |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Best chart rank | #34 — better | — |
| Devices | iPhone, iPad, iPod, Apple Watch — better | iPhone, iPad, iPod |
| Requires iOS | 15.0 | 15.0 |
| Further details — not scored | ||
| Size | 137 MB | 22 MB |
| Age rating | 4+ | 4+ |
| Developer | WeatherFlow | Luka Catipovic |
Customer experience
SailFlow
Actual Currents
Bugs and requests
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
Actual Currents
Not enough reviews yet to summarise bugs or requests.
In-app purchases
SailFlow
- Plus$3.991 Month
- Plus7 Days trial$5.491 Month
- Gold$14.991 Month
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- 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
Actual Currents
- Pro monthly$2.991 Month
- Unlimited monthly$4.991 Month
- Unlimited Yearly7 Days trial$39.991 Year
Questions
Is SailFlow free?
Is Actual Currents free?
Which has better reviews, SailFlow or Actual Currents?
Do SailFlow or Actual Currents have ads?
Which is updated more often, SailFlow or Actual Currents?
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