Comparison

Fish Hawk vs Mercury Marine

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

Head to head
About

Fish Hawk

This app provides real-time trolling speed, water temperature, and downrigger depth data directly to your iOS device. It also features a Catch Log for recording fishing details and allows easy sharing of catch information with friends.

Highlights
  • Real-time trolling speed display
  • Water temperature readings
  • True running depth of downrigger weight
  • Catch Log for recording fish details
  • Share catch log information with friends
Features
Read full description

Turn your phone into a powerful on-the-water display with the Fish Hawk app. When paired with a Fish Hawk X4D system or Fish Hawk ONE, you can monitor speed and temperature at the lure, and true downrigger depth, anywhere on your boat—no extra hardware required. The built-in Catch Log makes it easy to record exactly what’s working. Instantly save depth, temperature, and speed at the moment of a catch, along with optional notes, so you can repeat success with confidence. Quickly share your catch data with friends and other boats via text or email, helping everyone stay dialed in and on fish.

About

Mercury Marine

This app allows Mercury Marine owners to manage their vessel's propulsion system. View live engine data, track maintenance, locate points of interest, and even lock/unlock your boat remotely. It's your ultimate boating companion for staying informed and in control.

Highlights
  • Live VesselView engine data
  • Lock & unlock vessel remotely
  • Track and log maintenance
  • Locate dealers, marinas, and fuel
  • View warranty and owner's manuals
  • Boating checklists and weather forecasts
Features
Read full description

The Mercury Marine app is the ultimate boating companion for Mercury Marine owners providing you with the convenience to track and manage all aspects of your vessel’s Mercury propulsion system from one location. Use the app to view important information about your product as well as enable all your Mercury connected products to view live VesselView engine data, lock & unlock your vessel, and much more from your mobile device. The Mercury Marine app can be used alone or connect via Bluetooth to SmartCraft Connect Mobile, SmartCraft Connect level 2 & 3, or VesselView Mobile Module to maximize your experience. Stay Informed. All you need is your engine serial number to create a profile, establish yourself as the owner and then access important information like warranty status, owner's manuals, product videos, tutorials, and more Stay on top of maintenance needs as well as quickly access maintenance parts and spec information Use the map feature to locate various points of interest including your nearest Mercury Authorized dealer, marinas, fuel, and restaurants Look up alarm code descriptions Live Engine Data* When connected to SmartCraft Connect or VesselView Mobile hardware, boaters can monitor vital propulsion information with precision and accuracy with VesselView data on your mobile device Customize your live data view to track the most important information for you time on the water Zero in on your fuel management using the fuel tracking page to monitor current burn rates as well as predicting the remaining distances Test performance of your vessel using the Holeshot feature and see the true performance of your vessel. Convenience & Security* With the NEW Mercury Marine Keyless hardware, use the Mercury Marine App to effortlessly unlock or lock your boat without the need for physical keys. Proximity lock & unlock turns your phone into a mobile key without needing to remove anything from your pocket. Claim ownership and grant guest access or restrict access to your vessel Stay Informed* When connected, your mobile device will automatically receive descriptive alarms no longer requiring you to decipher alarm codes or beeps. Track & Log Maintenance specific to your engine as well as receive reminders. Handy range rings use your GPS location and actual fuel burn to show how far you can go with the fuel or battery charge remaining. More to Explore Set-up and manage various configuration settings Boating Checklists – Access checklists for pre-departure, aquatic invasive species prevention and more. Digital Compass to ensure you are never lost on the water Local Weather Forecasts * To access these features requires a Bluetooth connection Important Information · The Mercury Marine App is free to install on your mobile device for any Mercury owner · To access engine data features, app requires a SmartCraft® Connect or VesselView Mobile module installed on your Mercury Marine powered vessel · To access keyless features, app requires a SmartCraft® Connect and the Mercury Keyless system to be installed on your Mercury Marine powered vessel SmartCraft Connect is compatible with Mercury Outboards & Mercruiser Engines –2004 and newer, 40hp and above; 2022 and newer, 25hp and above Avator Electric Outboards – Compatible with all modules; The SmartCraft Connect module is included on Avator 20e & above; Available for purchase with the Avator 7.5e outboard · Continued use of GPS and Bluetooth running in the background can dramatically decrease battery life · Range and runtime data are only estimates. Weather conditions, boat and load can impact results · The app’s GPS charts are not intended to be your sole source of navigation

Screenshots

Mercury Marine4 screens

Verdict

The call

The clearest difference is update cadence: Mercury Marine at every 3 months against Fish Hawk's every 22 months. Mercury Marine also leads on iOS requirement (14.2 vs 17.0). Fish Hawk's advantage is review sentiment (33% vs 8%). On price, ads, in-app purchases and monetization model 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

Fish Hawk ships an update every 22 months, Mercury Marine every 3 months. The most recent releases landed on November 1, 2026 and November 3, 2026 respectively.

Scorecard3 real differences · 7 level
Fish Hawk versus Mercury Marine: the parameters behind the verdict, then further details
ParameterFish HawkMercury Marine
PriceFreeFree
Rating—1.6 (37 ratings) — better
Positive reviews33.3% of reviews — better8.3% of reviews
Number of ratings—37 — better
Update frequencyEvery 22 monthsEvery 3 months — better
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPodiPhone, iPad, iPod — better
Requires iOS17.014.2 — better
Further details — not scored
Size1 MB157 MB
Age rating4+4+
DeveloperGrayden Outdoors LLCMercury Marine LLC

Customer experience

Fish Hawk

All ratings5 ratings
Positive60.0%
Neutral20.0%
Negative20.0%
Written reviews3 reviews
Positive33.3%
Neutral33.3%
Negative33.3%

Mercury Marine

All ratings37 ratings
Positive10.8%
Neutral0.0%
Negative89.2%
Written reviews36 reviews
Positive8.3%
Neutral2.8%
Negative88.9%

In-app purchases

None

Fish Hawk

No in-app purchases

None

Mercury Marine

No in-app purchases

Questions

Is Fish Hawk free?
Fish Hawk is free to download, with no in-app purchases.
Is Mercury Marine free?
Mercury Marine is free to download, with no in-app purchases.
Do Fish Hawk or Mercury Marine have ads?
Neither Fish Hawk nor Mercury Marine shows ads.
Which is updated more often, Fish Hawk or Mercury Marine?
Fish Hawk ships an update every 22 months, and Mercury Marine every 3 months. Most recently, Fish Hawk was updated on November 1, 2026 and Mercury Marine on November 3, 2026.

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