Comparison

ESA Instruments vs Dinghy Sailing

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
Read full description

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

Dinghy Sailing

This app provides sailing navigation instruments, replacing expensive digital equipment. Mount your device to your vessel to display up to eight instruments, including race timers and flags. Customize your display by enabling, disabling, and rearranging instruments.

Highlights
  • Replaces expensive digital instruments
  • Displays up to eight instruments
  • Race timer functionality
  • Flag display
  • Customizable instrument layout
  • Vertical device mounting
Features
Read full description

Dinghy Sailing is a useful tool for sailors. It can replace expensive digital instruments. Mount your iPad or iPhone to your vessel in a vertical position (either landscape or portrait). Dinghy Sailing displays up to eight instruments. Use the tabs to select the race timer, flags and instrument editor. You can enable/disable each instrument and drag to rearrange the order of the instruments on display.

Screenshots

ESA Instruments4 screens
Dinghy Sailing4 screens

Verdict

The call

The clearest difference is update cadence: Dinghy Sailing at every 9 days against ESA Instruments's every 6 months. ESA Instruments's advantage is iOS requirement (15.6 vs 18.0). 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, Dinghy Sailing every 9 days. The most recent releases landed on September 11, 2026 and September 16, 2026 respectively.

Scorecard2 real differences · 7 level
ESA Instruments versus Dinghy Sailing: the parameters behind the verdict, then further details
ParameterESA InstrumentsDinghy Sailing
PriceFreeFree
Rating—5.0 (1 ratings) — better
Number of ratings—1 — better
Update frequencyEvery 6 monthsEvery 9 days — better
AdsNoNo
In-app purchasesNoNo
Monetization—Free
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS15.6 — better18.0
Further details — not scored
Size3 MB2 MB
Age rating4+4+
DeveloperASTRA Yacht srlGordon Aspin

In-app purchases

None

ESA Instruments

No in-app purchases

None

Dinghy Sailing

No in-app purchases

Questions

Is ESA Instruments free?
ESA Instruments is free to download, with no in-app purchases.
Is Dinghy Sailing free?
Dinghy Sailing is free to download, with no in-app purchases.
Do ESA Instruments or Dinghy Sailing have ads?
Neither ESA Instruments nor Dinghy Sailing shows ads.
Which is updated more often, ESA Instruments or Dinghy Sailing?
ESA Instruments ships an update every 6 months, and Dinghy Sailing every 9 days. Most recently, ESA Instruments was updated on September 11, 2026 and Dinghy Sailing on September 16, 2026.

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