WindAlert vs Seascore
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
WindAlert
Access hyper-local weather observations and advanced forecasts powered by a vast network of proprietary weather stations. Get real-time wind speed, direction, and detailed weather parameters for various activities. Receive customized alerts and visualize weather patterns on interactive maps.
- Real-time wind speed and direction
- Proprietary Tempest Weather Systems
- AI-enhanced Nearcast forecasting
- Live and forecasted wind map
- Customized point alerting
- Multiple public domain forecast models
- Tides charts and wave data
Read full descriptionHide full description
WindAlert gives you the weather in your neighborhood, from observations onsite or right next door, get the most accurate wind speed and wind direction. With over 90,000 proprietary Tempest Weather Systems deployed, receive real-time local weather right where you are. Advanced forecasts provide the most accurate Nearcast predictions to our customers. Beyond our unmatched proprietary weather, we supplement with weather sources from government agencies including NOAA and NWS, and bring in reports from AWOS, ASOS, METAR, and even CWOP. Radar, forecast, and live wind map, along with customized point alerting are included to provide a broad view of the weather. Download WindAlert for: - Neighborhood weather observations from proprietary Tempest Weather Systems along with all public domain reports (NOAA, NWS, METAR, ASOS, CWOP) including all major airports creating over 125,000 unique stations in one focused wind app. - Our exclusive Tempest Weather Systems with haptic rain sensors, sonic anemometers, along with local barometric pressure sensors provide ground truth observations. - Apple Watch compatibility - Live wind from our stations support a better windy conditions flow map – augmented by current station reports with advanced quality control. - Proprietary AI-enhanced Nearcast forecasting supplies enhanced forecasting for temperature, wind gust, speed, direction, humidity, dewpoint, precipitation rate, probability of precipitation, and cloud cover percentage. - Multiple 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). - Free subscription for unlimited wind notifications/alerts with customizable thresholds to email, text, or in-app. - Advanced location management: create your own Favorite station list to keep a constant eye on your go-to weather stations. - Maps: Live and Forecasted Wind Map, Forecasted Temperature, Radar, Satellite, Precipitation and Clouds, as well as Nautical Charts. - Customized map visualization based on prioritizing impacted activities such as drone pilot, small aircraft, farming, running, dog walking, gardening, trucking, hauling, kayaking, surfing, you name it! - National Weather Service (NWS) Marine Forecast - All the additional weather parameters you want in a wind speed app: - Tides charts - Wave Height, Wave Period - Water Temperature - Sunrise / Sunset - Moonrise / Moonset - Historical Wind Statistics - Windy days per month based on average and gust - Wind direction distribution Want more weather? - Upgrade to plus, pro, or gold membership to gain access to more weather stations and forecast locations. - Pro and Gold members have access to professional hurricane-proof weather stations in partnership with WeatherFlow Networks for high risk coastal locations. - 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 statistics by year What else can you do? - Join the Tempest Weather Network! - Add a Tempest Weather System for your backyard. - Tempest observations can be displayed in the WindAlert application. - Share information with the broader community and increase the science record. Connect with Tempest: - Facebook: tempestwx - Twitter: tempest_wx - YouTube: @tempestwx - Instagram:tempest.earth Contact us: help.weatherflow.com/hc/en-us/requests/new website: tempest.earth By purchasing a subscription or downloading an app you agree that you have read and accept our Privacy Policy and Terms of Use. https://got.wf/privacy https://got.wf/terms
Seascore
This app simplifies complex marine forecasts into an easy-to-understand score from 1-10, indicating the ideal conditions for boating. It analyzes wind, waves, and marine forecasts to help users plan their time on the water.
- Simple 1-10 boating score
- Analyzes wind speed and gusts
- Evaluates wave height and conditions
- Provides marine forecasts
- Hour-by-hour boating windows
- Tailored to different boat types
Read full descriptionHide full description
Stop guessing if the water will be good. Seascore turns complex marine forecasts into a simple 1–10 score that tells you how great the day is for getting on the water. Whether you’re cruising, fishing, sailing, or just heading out for a sunset ride, SeaScore analyzes the conditions that matter most: • Wind speed and gusts • Wave height and conditions • Marine forecasts • Hour-by-hour boating windows A 10/10 means it’s one of the best boating days you’ve had recently. A lower score helps you know when conditions may be uncomfortable or better saved for another day. Different boats have different needs. A calm day might be perfect for a powerboat, while a breezier day could be ideal for sailing. Seascore helps you understand what kind of day the water is offering. Plan ahead. Pick the best time. Spend more days on the water. Your boating forecast, simplified.
Screenshots
Verdict
The clearest difference is in-app purchases: Seascore at none against WindAlert's 10. Seascore also leads on review sentiment (100% vs 82%) and rating (5.0 vs 4.8). WindAlert's advantage is ratings volume (4.7K vs 5) and chart position (#51 vs unranked). On price, update cadence, ads and iOS requirement 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. WindAlert sells 10 in-app purchases, starting at $3.99 per month. Seascore asks for nothing beyond the download.
Seascore holds the better App Store score, 5.0 against 4.8. That said, the two scores are not equally well evidenced: WindAlert has 4.7K ratings behind it against 5, so its average is the more settled of the two. Written reviews point the same way: 82% of WindAlert's written reviews are positive against 100% of Seascore's.
Both ship on a similar rhythm, roughly every 2 weeks. The most recent releases landed on November 1, 2026 and October 31, 2026 respectively.
| Parameter | WindAlert | Seascore |
|---|---|---|
| Price | Free | Free |
| Rating | 4.8 (4.7K ratings) | 5.0 (5 ratings) — better |
| Positive reviews | 82.0% of reviews | 100.0% of reviews — better |
| Number of ratings | 4.7K — better | 5 |
| Update frequency | Every 2 weeks | Every 2 weeks |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | Free — better |
| Best chart rank | #51 — better | — |
| Devices | iPhone, iPad, iPod, Apple Watch — better | iPhone, iPad |
| Requires iOS | 15.0 — better | 16.0 |
| Further details — not scored | ||
| Size | 136 MB | 1 MB |
| Age rating | 4+ | 4+ |
| Developer | WeatherFlow | Noreaster Group, LLC |
Customer experience
WindAlert
Seascore
Bugs and requests
WindAlert
Reported bugs
3 issues- Favorites management issues
- Inconsistent data updates
- Compatibility problems with newer devices
Requested features
5 requests- Add wave height and period data
- Improve user interface and navigation
- Provide more customization options
- Integrate with other weather data sources
- Expand coverage to more locations
Seascore
Not enough reviews yet to summarise bugs or requests.
In-app purchases
WindAlert
- Plus$3.991 Month
- Plus7 Days trial$5.491 Month
- Gold$14.991 Month
Show 7 moreShow fewer
- 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
Seascore
No in-app purchases









