Comparison

PredictWind vs Tide Alert (NOAA)

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

Head to head
About

PredictWind

Get accurate marine weather forecasts and powerful tools for wind, waves, and currents. Plan your trips with routing and departure planning features, and stay informed with live observations and alerts. Ideal for all marine activities.

Highlights
  • Accurate marine weather forecasts
  • Wind, wave, and current data
  • Weather routing and departure planning
  • High-resolution marine weather maps
  • Live wind observations and webcams
  • Weather alerts
Features
Read full description

Accurate marine weather forecasts and powerful tools utilizing wind, wave and currents, save you time, keep you safe and ensure you get the most out of every day on the water. Access the world’s top-ranking forecast models for reliable and accurate wind and weather data, including ECMWF, AIFS, ICON, UKMO, GFS, and more. Our very own PWAi, PWG & PWE models deliver unmatched accuracy in the short-to-medium range. View high resolution marine weather maps for wind, gust, CAPE, wave, rain, cloud, pressure, air temperature, sea temperature, ocean data and solunar. Suitable for sailing yacht, powerboat and any other marine weather activity. In addition to marine forecasts, PredictWind also provides a suite of powerful marine weather tools to save you time and keep you safe at sea using Wind, Wave, Tidal and Ocean currents. Weather Routing takes your start and end points then calculates your route factoring in tides, currents, wind and wave data, depth and your Sailing Yacht or Powerboats unique dimensions to give you the best route for comfort or speed. Departure Planning quickly summarizes the forecast marine weather conditions you’ll encounter along your route if leaving on day 1, 2, 3, or 4. Use this data to select the perfect departure date, every time for your Sailing Yacht or Powerboat. ADDITIONAL FEATURES - Daily Briefing: Powerful marine weather data condensed into a simple text forecast. - Maps: High resolution forecasts maps with animated streamlines, wind barbs or arrows. - Tables: The ultimate dashboard for detailed analysis of Wind, Wave, Rain and more. - Graphs: Compare multiple marine forecasts at the same time. - Live Wind Observations and Webcams: Know what’s happening with the weather right now at your local spot. - Local Knowledge: Hear about the best marine spots, amenities and activities at your destination. - Weather Alerts: Set your preferences then get alerts when conditions are just the way you like them for Wind, wave and other parameters. - Ocean Data: See what’s happening under the waves with ocean and tidal currents, and sea temperature. - GPS Tracking: Get a free customized GPS tracking page for your blog or website showing wind data overlaid. - AIS Data: View over 280,000 vessels worldwide on the AIS network to see marine traffic. Terms and conditions: https://www.predictwind.com/about-us/terms-and-conditions
 Privacy policy: https://www.predictwind.com/about-us/privacy-policy

About

Tide Alert (NOAA)

Get accurate tide predictions, lunar phases, and weather data with personalized alerts. Features offline access, customizable charts, and Apple Watch integration. Ideal for anyone who enjoys coastal activities.

Highlights
  • Personalized high and low tide alerts
  • Offline tide information
  • Lunar phase calendar
  • Swell chart with height, period, and direction
  • Compare tide charts across multiple stations
  • Customizable tide charts and alerts
  • Apple Watch integration
Features
Read full description

Tide Alert is the #1 app for tide predictions, tidal currents, and lunar phases, all in one beautiful interface. Powered by NOAA tide forecasts, it delivers accurate high tide and low tide times, current speeds, slack tide windows, swell data, water temperature, and wind conditions for thousands of stations along the US coastline. Set custom alerts for high tide, low tide, or any tide level you choose and never miss a window again. With full offline support, your tide data is always available, even without cell service. What's New: Tidal Currents & Slack Tides • View real-time tidal current speed overlayed on the tide chart. • See slack tide periods with estimated begin and end times. • Current data sourced from NOAA current prediction stations. Compare Tide Charts • Compare multiple stations side by side. • Add stations to compare directly from the map. Monthly High & Low • Redesigned monthly view with visual tide range bars. • See the month's lowest, highest, and average tidal range at a glance. Apple Watch • New ocean conditions view with wind, swell height, water temperature, and current speed. • Tap the wave icon on the main screen to check conditions instantly. Wind, Swell & Water Temperature • Hourly wind speed, gust, and direction forecasts. • Swell chart with height, period, and direction. • Water temperature from NOAA and Open-Meteo. Who is Tide Alert for? Anyone who needs to know the tides. Fishermen timing their catch. Surfers checking swell and tides together. Kayakers and paddleboarders planning safe launches. Boaters and sailors navigating harbors. Crabbers and clammers working low tides. Beach photographers chasing golden hour at low tide. Dog walkers, birdwatchers, and tide pool explorers. Divers planning slack water entries. Key Features: • Tide predictions for thousands of NOAA stations across the US. • Tidal current speed and slack tide annotations on the chart. • Custom tide alerts — get notified for high tide, low tide, or any level. • Full offline access to tide data and charts for favorite stations. • Interactive map with station discovery and quick actions. • Compare tide charts across multiple stations. • Monthly high & low tide overview with daily range bars. • Wind, swell, and water temperature conditions. • Sunrise, sunset, moonrise, and moonset on the chart. • Moon phase calendar. • Apple Watch app with tide chart, conditions, and complications. • Home Screen, Lock Screen, and StandBy widgets. • iOS Shortcuts and Siri voice commands. • Customizable chart symbols and reference levels. • Supports all US time zones and daylight saving time. Tide Alert is free to try with all features available during the trial period. After the trial, a subscription is required to continue. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ DISCLAIMER — See https://tidealert.app/disclaimer.html Use Tide Alert at your own risk. Tide data does not account for the effects of wind, storms, rain, freshwater runoff, or floods. The tide graph uses predicted high and low tide events with approximated segments between them. Do NOT use Tide Alert for NAVIGATION or any purpose that may result in personal injury or property damage. Tide Alert is not liable for any loss, injuries, or damage caused by its use. Tide Alert is not associated with NOAA.

Screenshots

PredictWind4 screens
Tide Alert (NOAA)4 screens

Verdict

The call

The clearest difference is update cadence: PredictWind at every 9 days against Tide Alert (NOAA)'s every 3 weeks. PredictWind also leads on review sentiment (84% vs 75%). On price, rating, ratings volume 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. PredictWind sells 16 in-app purchases, starting at $6.99 per month and Tide Alert (NOAA) sells 3 in-app purchases, starting at $6.99 per 3 months. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 4.8 for PredictWind against 4.8 for Tide Alert (NOAA). Both are backed by a comparable volume of ratings — 33K and 45K respectively. Written reviews are what separate them: 84% of PredictWind's written reviews are positive against 75% of Tide Alert (NOAA)'s.

UpkeepUpdate frequency

PredictWind ships an update every 9 days, Tide Alert (NOAA) every 3 weeks. Both last shipped on October 31, 2026.

Scorecard2 real differences · 9 level
PredictWind versus Tide Alert (NOAA): the parameters behind the verdict, then further details
ParameterPredictWindTide Alert (NOAA)
PriceFreeFree
Rating4.8 (33K ratings)4.8 (45K ratings) — better
Positive reviews84.4% of reviews — better74.7% of reviews
Number of ratings33K45K — better
Update frequencyEvery 9 days — betterEvery 3 weeks
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
Best chart rank#21 — better#34
DevicesiPhone, iPad, iPodiPhone, iPad, Mac, Apple Watch — better
Requires iOS15.5 — better16.0
Further details — not scored
Size40 MB37 MB
Age rating4+4+
DeveloperPredictWind LimitedRivolu LLC

Customer experience

PredictWind

All ratings32,885 ratings
Positive96.8%
Neutral2.1%
Negative1.2%
Written reviews461 reviews
Positive84.4%
Neutral3.0%
Negative12.6%

Tide Alert (NOAA)

All ratings44,710 ratings
Positive96.2%
Neutral2.2%
Negative1.6%
Written reviews146 reviews
Positive74.7%
Neutral6.8%
Negative18.5%

User reviews

PredictWind

From 33K App Store ratings

What we love

  • 👍 Accurate weather forecasts
  • 🚀 Comprehensive data and features
  • 💡 Useful for sailing, fishing, and other outdoor activities
  • 👍 Easy to use and navigate
  • 🚀 Reliable and dependable

Room to improve

  • 🐛 Occasional inaccuracies in weather predictions
  • 💰 Expensive subscription costs
  • 🔒 Difficult to cancel subscription
  • 🔒 Locked into using proprietary hardware and services
  • 🔒 Limited free features

Tide Alert (NOAA)

From 45K App Store ratings

What we love

  • 🚀 Accurate and easy to use
  • 👍 Straightforward and intuitive interface
  • 💡 Useful tide and moon phase information
  • 🚀 Convenient widget and alerts
  • 👍 Reliable and consistent performance

Room to improve

  • 🐛 Occasional crashes and sync issues
  • 🔋 High battery consumption
  • 💰 Subscription requirement for full features

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

Tide Alert (NOAA)

Reported bugs

2 issues
  • App crashes on launch after iOS updates
  • Tide data not syncing correctly with visual indicators

Requested features

3 requests
  • Add support for negative tide levels
  • Improve sync between app and Apple Watch
  • Implement family sharing for subscription

In-app purchases

16 purchases

PredictWind

Subscriptions11
  • Basic - Monthly7 Days trial$6.991 Month
  • Basic - 3 Monthly$12.003 Months
  • Basic - 3 Monthly7 Days trial$12.003 Months
Show 8 more
  • Basic - Annual7 Days trial$29.001 Year
  • 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
One-time5
  • Basic Subscription, 1 Month$3.99
  • Basic Subscription, 3 Months$11.99
  • Basic Subscription, 12 Months$28.99
Show 2 more
  • Standard Subscription, 1 Month$48.99
  • Professional Subscription, 1 Month$99.99
3 purchases

Tide Alert (NOAA)

Subscriptions2
  • 3 Months Full Access$6.993 Months
  • Tide Alert 1 Year Subscription$19.991 Year
One-time1
  • Tide Alert Gold$99.99

Questions

Is PredictWind free?
PredictWind is free to download, with in-app purchases available.
Is Tide Alert (NOAA) free?
Tide Alert (NOAA) is free to download, with in-app purchases available.
Which has better reviews, PredictWind or Tide Alert (NOAA)?
Tide Alert (NOAA) is rated higher. PredictWind averages 4.8 out of 5 from 33K ratings, while Tide Alert (NOAA) averages 4.8 from 45K ratings.
Do PredictWind or Tide Alert (NOAA) have ads?
Neither PredictWind nor Tide Alert (NOAA) shows ads.
Which is updated more often, PredictWind or Tide Alert (NOAA)?
PredictWind ships an update every 9 days, and Tide Alert (NOAA) every 3 weeks. Most recently, PredictWind was updated on October 31, 2026 and Tide Alert (NOAA) on October 31, 2026.
Which is more popular, PredictWind or Tide Alert (NOAA)?
PredictWind currently peaks at #21 in the App Store charts, and Tide Alert (NOAA) at #34. Chart position reflects recent download velocity rather than total install base.

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