Comparison

NOAA Buoy Reports & Ship Data vs SailWindow

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

Head to head
About

NOAA Buoy Reports & Ship Data

Access detailed buoy and ship observation data without weather forecasts or tide information. View current conditions, historical trends, and storm locations on an intuitive map. Monitor your favorite locations with customizable widgets.

Highlights
  • Intuitive map interface
  • Quick-view Favorites
  • Tropical Storm/Hurricane/Cyclone locations
  • Full buoy current conditions
  • Past buoy data (Premium)
  • Interactive graphs
  • Home Screen Widgets
Features
Currently charting
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NOAA Buoy Reports is the no-nonsense app focused exclusively on real-time buoy and ship observations worldwide - without the clutter of tide or weather forecasts. NOAA Buoy Reports includes: • Intuitive map interface • Quick-view Favorites • Locations of Tropical Storms, Hurricanes, and Cyclones from the NHC • Full buoy current conditions (always free) • Ship observations (free preview) • Buoy Cams (free preview) • Past buoy data up to 45 days (Premium feature) • Wave heights and directions (when available) • Wind, gusts, and directions (when available) • Air and Water temperatures (when available) • Atmospheric pressure (when available) • Interactive graphs • Add your own Wind, Wave, or Temperature graph levels • Units in Metric or English • Readings in your local time • Share data via iMessage, Email, Facebook, etc. • Full Dark Mode support • Home Screen, Lock Screen, and StandBy Mode Widgets to monitor your favorites Coverage includes more than 1000 buoys and 200 ships worldwide, spanning the Atlantic and Pacific Oceans near the U.S. and Canada, the Great Lakes, the Caribbean, and waters around Ireland and Great Britain. Simply tap any buoy or ship on the map to view its latest reported conditions. Tap again for a full summary or an interactive graph of recent trends, so you can see not only what’s happening now, but how conditions have changed over time. Add favorites to quickly view the locations that matter most to you, and monitor them anytime with the included widgets. This app DOES NOT provide tide data, or maritime or other weather forecasts. There are dedicated apps for these from other publishers that do an excellent job. This app specializes exclusively in buoy and ship observation data. Please note that not all buoys have all types of data available, and buoys do experience intermittent outages — a life at sea can be harsh! Additionally, note that some buoys may be seasonal, and may be physically removed from the water during winter months, such as in the Great Lakes. Raw source data courtesy of NOAA, National Data Buoy Center (NDBC), and the National Hurricane Center (NHC). Juggernaut Technology, Inc. is not associated with NOAA, NDBC, NHC, or any other government organization. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula

About

SailWindow

This app provides sailors with a focused marine weather view, combining forecast conditions, alerts, and buoy observations. It helps users quickly assess if conditions are good, questionable, or unsafe for sailing.

Highlights
  • Sailing window summary (Good, Caution, No-Go)
  • NOAA marine forecast text
  • Wind, wave, and temperature charts
  • Active marine and weather alerts
  • Nearby buoy observations
  • Saved sailing locations
  • Local notification rules
Currently charting
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SailWindow helps sailors quickly understand whether the next few hours look good, questionable, or unsafe on the water. Choose a sailing location and get a focused marine weather view built from NOAA, NWS, and NDBC data. SailWindow combines forecast conditions, active marine alerts, nearby buoy observations, and NOAA marine text forecasts into a clear summary for planning your time on the water. Features include: • Sailing window summary with Good, Caution, and No-Go conditions • NOAA marine forecast text matched automatically to your selected location • Wind, gust, wave height, wave period, wave direction, temperature, rain, and thunder risk charts when available • Active marine and weather alerts • Nearby NOAA/NDBC station and buoy observations • Station map with selectable buoy markers • Saved sailing locations • Local notification rules for changing conditions SailWindow is designed for pre-sail planning and situational awareness. Weather and marine conditions can change quickly. Always check official sources, local conditions, and required safety equipment before going out.

Screenshots

NOAA Buoy Reports & Ship Data4 screens
SailWindow4 screens

Verdict

The call

The clearest difference is price: NOAA Buoy Reports & Ship Data at Free against SailWindow's $0.99. NOAA Buoy Reports & Ship Data also leads on ratings volume (2.5K vs 2). SailWindow's advantage is in-app purchases (none vs 2) and ads (none vs shown). On chart position, 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

CostPrice · In-app purchases · Ads · Monetization

NOAA Buoy Reports & Ship Data is free to download; SailWindow costs $0.99 up front. NOAA Buoy Reports & Ship Data sells 2 in-app purchases, starting at $7.99 per year. SailWindow asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

SailWindow holds the better App Store score, 5.0 against 4.7. That said, the two scores are not equally well evidenced: NOAA Buoy Reports & Ship Data has 2.5K ratings behind it against 2, so its average is the more settled of the two.

UpkeepUpdate frequency

NOAA Buoy Reports & Ship Data ships an update every 2 weeks, SailWindow every 5 days. The most recent releases landed on October 29, 2026 and September 26, 2026 respectively.

Scorecard7 real differences · 4 level
NOAA Buoy Reports & Ship Data versus SailWindow: the parameters behind the verdict, then further details
ParameterNOAA Buoy Reports & Ship DataSailWindow
PriceFree — better$0.99
Rating4.7 (2.5K ratings)5.0 (2 ratings) — better
Positive reviews73.5% of reviews—
Number of ratings2.5K — better2
Update frequencyEvery 2 weeksEvery 5 days — better
AdsYesNo — better
In-app purchasesYesNo — better
MonetizationFree with in-app purchases — betterPaid
Best chart rank#153#84 — better
DevicesiPhone, iPad — betteriPhone
Requires iOS18.018.0
Further details — not scored
Size16 MB3 MB
Age rating4+4+
DeveloperJuggernaut Technology, Inc.DIMITRY BRAZNICHENKO

Customer experience

NOAA Buoy Reports & Ship Data

All ratings2,460 ratings
Positive93.2%
Neutral3.0%
Negative3.9%
Written reviews68 reviews
Positive73.5%
Neutral2.9%
Negative23.5%

SailWindow

All ratings2 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

Bugs and requests

NOAA Buoy Reports & Ship Data

Reported bugs

4 issues
  • Buoy data not available most of the time
  • Ships rarely contribute data
  • Wave height data missing for certain areas
  • Upgraded version still doesn't work

Requested features

4 requests
  • GPS coordinates for buoys
  • Ability to filter by data type
  • Display past wave heights
  • Bring back removed buoys

SailWindow

Not enough reviews yet to summarise bugs or requests.

In-app purchases

2 purchases

NOAA Buoy Reports & Ship Data

Subscriptions1
  • Pro Annual Subscription$7.991 Year
One-time1
  • Buoy Reports Premium$29.99
None

SailWindow

No in-app purchases

Questions

Is NOAA Buoy Reports & Ship Data free?
NOAA Buoy Reports & Ship Data is free to download, with in-app purchases available.
Is SailWindow free?
SailWindow costs $0.99, with no in-app purchases.
Which has better reviews, NOAA Buoy Reports & Ship Data or SailWindow?
SailWindow is rated higher. NOAA Buoy Reports & Ship Data averages 4.7 out of 5 from 2.5K ratings, while SailWindow averages 5.0 from 2 ratings.
Do NOAA Buoy Reports & Ship Data or SailWindow have ads?
NOAA Buoy Reports & Ship Data shows ads; SailWindow does not.
Which is updated more often, NOAA Buoy Reports & Ship Data or SailWindow?
NOAA Buoy Reports & Ship Data ships an update every 2 weeks, and SailWindow every 5 days. Most recently, NOAA Buoy Reports & Ship Data was updated on October 29, 2026 and SailWindow on September 26, 2026.
Which is more popular, NOAA Buoy Reports & Ship Data or SailWindow?
NOAA Buoy Reports & Ship Data currently peaks at #153 in the App Store charts, and SailWindow at #84. Chart position reflects recent download velocity rather than total install base.

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