Buoys vs WaveWatch
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Buoys
Access live ocean conditions directly from your lock screen with a convenient widget. Monitor swell, wave height, and water temperature in real-time from over 1,400 NOAA buoy stations.
- Lock screen widget for live swell data
- Real-time swell conditions from NOAA buoys
- Favorite buoy list
- Global map of active stations
- Wave height, period, and direction metrics
- Water temperature data
Read full descriptionHide full description
Buoys puts live ocean conditions on your lock screen with a compact widget. Check the swell at a glance without unlocking your phone. Get real-time swell conditions from any NOAA buoy station, updated automatically throughout the day. Perfect for surfers, anglers, boaters, and anyone who needs to real-time ocean conditions. FEATURES - Create a list of your favorite buoys and see conditions for each - Explore the map of over 1,300 buoys globally - Add buoys to Favorites from the map, or by station ID (find IDs at ndbc.noaa.gov) - View metrics including wave height, swell height, swell period, swell direction, and water temperature - Add the lock screen widget to view live data for the 1st buoy in your Favorites - Tap on one of your favorite buoys to see metrics over the last 24 hours - Data sourced directly from NOAA's National Data Buoy Center GETTING STARTED 1. Open Buoys and add at least one buoy to Favorites (by ID or from the Map). Order the list so your preferred widget buoy is first. 2. To add the widget: long press the lock screen and tap "Customize", or go to Settings > Wallpaper > Customize 3. Tap "Add Widgets" and search for Buoys 4. Select the widget and that's it! The widget shows data for the first buoy in your Favorites
WaveWatch
Get precise marine and weather data for water sports. Track wave height, swell, wind, and sea surface temperature. Access 10-day hourly forecasts with interactive maps and GPS integration for safe and enjoyable time on the water.
- Wave height and direction tracking
- Detailed swell analysis
- 10-day hourly weather forecasts
- Interactive time-based weather maps
- GPS integration for location detection
- Offline data storage
Read full descriptionHide full description
WaveWatch is the ultimate marine weather companion for sailors, surfers, boaters, and water sports enthusiasts. Get detailed marine and weather data with precision accuracy for safe and enjoyable time on the water. MARINE WEATHER DATA • Wave Height & Direction - Track wave heights, periods, and directions • Swell Analysis - Detailed swell height, period, and direction data • Wind Waves - Separate wind wave and swell components • Sea Surface Temperature - Current water temperatures • Ocean Currents - Velocity and direction of ocean currents WEATHER FORECASTS • 10-Day Hourly Forecasts - Detailed weather predictions • Wind Speed & Direction - Color-coded wind visualization • Temperature & Precipitation - Air temp, feels-like, rain probability • Visibility & Pressure - Essential navigation data • UV Index & Sunrise/Sunset - Sun protection and daylight planning INTERACTIVE FEATURES • Time-Based Weather Maps - Scroll through forecast timelines • Location Search - Find any coastal area worldwide • GPS Integration - Automatic location detection • Nearby Places - Discover harbors, beaches, and launch points • Favorites System - Save your most-used locations PROFESSIONAL MARINE TOOLS • Multiple Unit Systems - Nautical (knots), Metric, Imperial • Wind Scale Visualization - Color-coded Beaufort scale • Marine-Specific Forecasts - Purpose-built for water activities • High Precision Data - Professional-grade accuracy PRIVACY & RELIABILITY • Zero Data Collection - Your information stays on your device • Offline Capabilities - Local storage for critical data • Fast Performance - Optimized for mobile use • Reliable Sources Perfect for sailing trips, surfing sessions, fishing trips, yacht cruising, and any water-based activity. Whether you're a professional sailor or weekend boater, WaveWatch provides the marine intelligence you need to make informed decisions on the water.
Screenshots
Verdict
The clearest difference is update cadence: WaveWatch at every 11 days against Buoys's every 3 weeks. WaveWatch also leads on iOS requirement (15.1 vs 18.0). On price, ads, in-app purchases and monetization model 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. Neither carries in-app purchases, so what you see is what you pay.
Buoys ships an update every 3 weeks, WaveWatch every 11 days. The most recent releases landed on November 5, 2026 and October 31, 2026 respectively.
| Parameter | Buoys | WaveWatch |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (3 ratings) — better | — |
| Positive reviews | — | 100.0% of reviews |
| Number of ratings | 3 — better | — |
| Update frequency | Every 3 weeks | Every 11 days — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 18.0 | 15.1 — better |
| Further details — not scored | ||
| Size | 3 MB | 31 MB |
| Age rating | 4+ | 4+ |
| Developer | Erik Savage | Adrian Huma |
Customer experience
Buoys
WaveWatch
In-app purchases
Buoys
No in-app purchases
WaveWatch
No in-app purchases









