PredictWind vs Erie Live
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
PredictWind
Get detailed marine weather forecasts, including wind, wave, tide, and current predictions. Compare multiple global weather models and access high-resolution maps. Optimize your routes and plan departures with AI-powered insights and historical climate data.
- Multiple global weather model comparison
- High-resolution forecast maps
- AI-powered weather routing
- Departure planning tools
- Tidal and ocean current maps
- 10-day forecast and climate data
- Live wind observations and webcams
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Official weather supplier to the 37th America's Cup and The Ocean Race. Founded by Olympian and two-time America's Cup winner Jon Bilger, and used by over 2 million sailors, cruisers, fishers, boaters, paddlers, wingfoilers and kiters. Free wind, wave, tide, current and rain forecasts for anywhere on the water, from your home harbour to the middle of an ocean. FORECASTS YOU CAN CROSS-CHECK Compare the world's top-ranking models side by side: ECMWF, AIFS, ICON, UKMO and GFS, plus our own PWAi, PWG and PWE models. Add high-resolution regional models including HRRR, RRFS, AROME, ICON D2, UKMO 2K and our exclusive 1 km PWG & PWE, where available. When the models agree, go. When they don't, you know to wait. MAPS BUILT FOR THE WATER High-resolution forecast maps down to 1 km in selected areas for wind, gust, wave, rain, cloud, pressure, CAPE, air and sea temperature, ocean data and solunar, with animated streamlines, wind barbs or arrows and synoptic displays. Split-screen maps compare models or conditions, such as wind alongside currents. DASHBOARD TO SEE EVERYTHING Our new Dashboard brings together your Daily Briefing, wind, wave and tidal current maps, forecast graphs and a 10-day forecast, all in one view. WEATHER ROUTING PredictWind calculates the optimal route for comfort or speed, factoring in wind, wave, tide, ocean current, depth and your sailing yacht's or powerboat's dimensions and performance. Power Routing finds fuel-efficient routes tailored to your powerboat. Plan longer passages with ECMWF ensemble forecasts out to 30 days. DEPARTURE PLANNING See the conditions you'd meet across four departure times, then choose the departure window that suits your boat and your crew. TIDAL AND OCEAN CURRENT MAPS Tidal current maps at 100 m resolution in high-current areas, a 400 m model within 90 km of the coast and 4 km out to 600 km offshore, coupled with global ocean currents for the complete picture. AI ROUTING AND DEPARTURE SUMMARIES Trained for what matters to boaters, our AI summaries give you expert insight to help you make the right call and keep your family, friends and crew safe. PLAN AHEAD WITH CLIMATE DATA Explore 10 years of wind, wave and weather data, with monthly averages and wind and wave roses. Compare typical morning, afternoon and night conditions to choose when and where to sail, race or explore. PASSAGE GUIDE Find the best time of year for passages worldwide, with months rated Good, Marginal or Avoid, plus written summaries of historical conditions and seasonal planning advice. SEE WHAT'S HAPPENING RIGHT NOW Live wind observations, webcams and AIS coverage of more than 280,000 vessels, so you know the real conditions before you leave the dock. Hybrid satellite imagery, global rain radar and lightning overlays help you track approaching weather, rain and thunderstorms. ALSO INCLUDED • Daily Briefing: the forecast as a plain-text summary. • Tables: detailed wind, wave and rain analysis side by side. • Graphs: compare multiple forecasts at once. • Forecast Validation: see which model has been most accurate near you, checked against actual wind observations. • Weather Alerts: get told when your conditions arrive, including GMDSS extreme weather warnings. • Local Knowledge: the best spots, amenities and activities at your destination. • GPS Tracking: a free tracking page for your blog or website with wind data overlaid. • AI Polars: learn your boat's performance for more accurate routing. Requires a DataHub and Professional subscription. • Forecast Replay, Sail Crossover charts and comfort routing modes for maximum roll, vertical acceleration and slamming. Free to download, with forecasts for any location. Basic, Standard and Professional subscriptions add higher-resolution models, longer-range data and expert tools. Terms and conditions: https://www.predictwind.com/about-us/terms-and-conditions Privacy policy: https://www.predictwind.com/about-us/privacy-policy
Erie Live
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Erie Live is the lake in your pocket — live freighter traffic, real conditions, fishing intel, and a daily Captain's Brief for the Great Lakes, at a glance. SIX LAKES, LIVE Every freighter, tug, and passenger vessel broadcasting AIS — across all five Great Lakes plus Lake St. Clair — gliding across the map in real time. Ships move smoothly between position reports with their actual heading, and anything that hasn't reported for 15 minutes freezes and dims instead of sailing on plausibly-but-wrong. Tap any vessel for its name, type, length, speed, heading, destination, and recent track; when a freighter is inbound, see its predicted pass. DEPTH, SOUNDINGS & A WAVE FORECAST Shade the lake by bathymetry, tap anywhere for the water depth at that spot, and switch on numbered soundings. Scrub a time slider through recent weather radar and into a clearly-labeled model forecast, and turn on the wave field to see predicted wave heights morph across the lake — a self-calibrating estimate, labeled as an estimate, that checks itself against real buoys over time. FISHING, HONESTLY Fishing spots across the lake — reefs, river mouths, and shore spots — with the species, depth, and season anglers actually care about, shown as typical patterns and never a fake "biting right now." Tap a steelhead river like the Rocky, Chagrin, or Grand for LIVE USGS flow and water temperature, updated every few minutes — the real-time signal that tells you whether the river is blown out or dropping into shape. EVERYTHING ON THE WATER Marinas with fuel and pump-out, public boat launches, yacht clubs, swim beaches, and lighthouses — the places that matter for a day on the lake, one tap away, each verified and dated. WHAT'S THAT SHIP? Point your phone at the horizon and Erie Live names the ship you're looking at — bearing, distance, direction, and speed — computed on your device. THE CAPTAIN'S BRIEF A short, plain-English morning brief written for how YOU take the lake. Pick your comfort band — Comfort, Typical, Sporty, or Shore — and it reads today's actual conditions against it: go or no-go, tonight's sunset cruise window, and predicted freighter passes. Every brief is AI-generated from real observations and labeled with when it was generated. Opt into one push a day, at 7am. REAL CONDITIONS, HONESTLY PRESENTED Waves, wind, gusts, and water and air temperature straight from NOAA buoys, the official NWS open-lake forecast, and CO-OPS water levels. Active marine alerts are shown verbatim. Every reading carries its freshness stamp; stale stations grey out and missing data shows as a dash — never a guess. BOATING FRIENDS (OPTIONAL) Sign in with Apple to boat with friends: share your live location for a set time, log your catches, record your trips, and see how you stack up on boat-class leaderboards. Every social feature is opt-in, and you can report or block anyone — objectionable content and abusive users aren't welcome. NO ACCOUNT NEEDED TO START The whole core app — map, brief, conditions, fishing, and points of interest — works with no sign-up at all. Only the social features use Sign in with Apple. A COMPANION, NOT A NAVIGATION TOOL Erie Live is for awareness and enjoyment, not navigation. Verify conditions with official sources before heading out. AIS coverage depends on shore receivers, and not every boat broadcasts AIS. Download Erie Live and know your lake.
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Verdict
The clearest difference is in-app purchases: Erie Live at none against PredictWind's 10. PredictWind's advantage is chart position (#26 vs unranked). On price, ads, device support 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. PredictWind sells 10 in-app purchases, starting at $6.99 per month. Erie Live asks for nothing beyond the download.
| Parameter | PredictWind | Erie Live |
|---|---|---|
| Price | Free | Free |
| Rating | 4.8 (33K ratings) — better | — |
| Positive reviews | 84.4% of reviews | — |
| Number of ratings | 33K — better | — |
| Update frequency | Every 9 days | — |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | — |
| Best chart rank | #26 — better | — |
| Devices | iPhone, iPad | iPhone, Apple Watch |
| Requires iOS | 16.0 — better | 17.0 |
| Further details — not scored | ||
| Size | 111 MB | 13 MB |
| Age rating | 4+ | 4+ |
| Developer | PredictWind Limited | Just Reed LLC |
Bugs and requests
PredictWind
Reported bugs
3 issues- App crashes or freezes on some devices
- Inconsistent performance across different locations
- Subscription issues and billing problems
Requested features
5 requests- Improved integration with other apps and charts
- More frequent weather model updates
- Earlier weather forecast updates
- Ability to customize alert settings
- Improved offline functionality
Erie Live
Not enough reviews yet to summarise bugs or requests.
In-app purchases
PredictWind
- Basic - Monthly7 Days trial$6.991 Month
- Basic - 3 Monthly7 Days trial$12.003 Months
- Basic - Annual7 Days trial$29.001 Year
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- Standard - Monthly7 Days trial$49.001 Month
- Standard - 3 Monthly$99.003 Months
- Professional - Monthly7 Days trial$99.001 Month
- Standard - 3 Monthly7 Days trial$99.003 Months
- Standard - Annual7 Days trial$249.001 Year
- Professional - 3 Monthly7 Days trial$249.003 Months
- Professional - Annual7 Days trial$499.001 Year
Erie Live
No in-app purchases









