Comparison

ESA Instruments vs NotiWind

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

Head to head
About

ESA Instruments

Features
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ESA Instruments is the new App from Astra Yacht that transform your iPhone/iPad in a full function marine display. Connect ESA Instruments to an Astra Yacht GAMP (http://www.astrayacht.com/wp/en/shop/multiplexer-gamp-nmea-0183-esa/) and you can visualize every information coming from the boat instruments. Moreover, if you haven't any electronic instruments on board, you can use ESA Instruments App combined with the Astra Yacht box EBI. EBI has an internal GPS at high speed, and it's able to receive wind data directly from the most popular wind sensors both wired and wireless, and it can be connected to 4 other NMEA 0183 sensors (such as speed-depth sensor, electronic compass, AIS, wind sensor). Data from various sensors can be displayed via Wi-Fi directly on Apple devices through the App ESA Instruments that, in addition to the visualization of data in a very light and flexible way, allows you to easily calibrate your sensors thanks to a user friendly settings procedure. With ESA Instruments you can visualize data in various format: - page with a single data ; - page with two data; - page with tree data; - page with four data; - page with analog wind indicator; - page with GPS data; - page with graphic wind history (5', 10', 20' or 60' time period). in every page you can select the data you want to display in a very simple way.

About

NotiWind

Get real-time wind notifications for your favorite watersports spots. Set custom notification times and minimum wind speeds to be alerted when conditions are right. Supports over 50 locations worldwide with data from real weather stations.

Highlights
  • Real-time wind notifications
  • Customizable notification times
  • Set minimum wind speed thresholds
  • Support for over 50 global spots
  • Data from real weather stations
  • Multiple notifications per spot
Features
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The Windsurfers/Kitesurfers/Sailors Alarm Clock & Notifier Are you a Kiter, Windsurfer or a Sailor ...? With NotiWind, you get real time WIND NOTIFICATIONS for your favorite Spots! Do you wake up at 5am to check if wind is up in your Spot and your wife/girlfriend or husband/boyfriend is upset because also today you've woken her up for nothing? Or you just want to check the wind in Six Four or Riva del Garda or any of the other available spots? NotiWind is for you! Setup the notification time range, set minimal wind speed for any number of available spots! When right conditions are met, you will be notified! Not only you can setup wind notifications for different spots but also multiple notification for the same spot. For example, you can setup a certain sound notification for north wind and a different sound for south wind in another moment of the day (or day of the week). More than 50 available spots with data from REAL weather stations: ITALY: LAGO DI COMO: Valmadrera, Lecco, Cremia, Dongo, Dervio, Abbadia Lariana, Mandello, Gera Lario LAGO DI GARDA: Pra, Riva del Garda, Malcesine, Torbole LAGO MAGGIORE: Tronzano, Maccagno LIGURIA: Andora, Loano, Genova TOSCANA: Vada VENETO: Chioggia, Porto Marghera EMILIA ROMAGNA: Porto Corsini, Rimini, Riccione PUGLIA: Siponto (Manfredonia), Vieste, Barletta, Bari SARDEGNA: Poetto ... FRANCE: Six Four la Plage, Arcachon SPAIN: Tarifa, Tenerife, Gran Canaria, Fuerteventura SWISS: Silvaplana USA: Kanaha GREECE, CYPRUS, CROATIA, NETHERLANDS, ... Complete list at https://www.notiwind.com Wanna make your meteo station available in NotiWind for free? Let us know: write at staff at surfdose dot com NotiWind is offered by SurfDose http://www.surfdose.com, the place to mark your Windsurf, Kite and SUP sessions. PLEASE NOTE: For the App to works properly, ensure all notifications options for NotiWind are enabled and "Do Not Disturb" mode is disabled. On some phone you need to set NotiWind as a "Priority App". Web: https://www.notiwind.com Twitter: https://www.twitter.com/surfdose Facebook: https://www.facebook.com/surfdose

Screenshots

ESA Instruments4 screens
NotiWind1 screens

Verdict

The call

The clearest difference is update cadence: NotiWind at every 3 weeks against ESA Instruments's every 6 months. NotiWind also leads on iOS requirement (9.0 vs 15.6). On price, ads, in-app purchases and device support 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. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

ESA Instruments ships an update every 6 months, NotiWind every 3 weeks. The most recent releases landed on September 30, 2026 and October 6, 2026 respectively.

Scorecard2 real differences · 6 level
ESA Instruments versus NotiWind: the parameters behind the verdict, then further details
ParameterESA InstrumentsNotiWind
PriceFreeFree
Positive reviews—100.0% of reviews
Update frequencyEvery 6 monthsEvery 3 weeks — better
AdsNoNo
In-app purchasesNoNo
Monetization—Free
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.69.0 — better
Further details — not scored
Size3 MB19 MB
Age rating4+4+
DeveloperAstra YachtLuigi Arnaldo Paiella

In-app purchases

None

ESA Instruments

No in-app purchases

None

NotiWind

No in-app purchases

Questions

Is ESA Instruments free?
ESA Instruments is free to download, with no in-app purchases.
Is NotiWind free?
NotiWind is free to download, with no in-app purchases.
Do ESA Instruments or NotiWind have ads?
Neither ESA Instruments nor NotiWind shows ads.
Which is updated more often, ESA Instruments or NotiWind?
ESA Instruments ships an update every 6 months, and NotiWind every 3 weeks. Most recently, ESA Instruments was updated on September 30, 2026 and NotiWind on October 6, 2026.

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