Comparison

Cortex Monitor vs PredictWind Tracker

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

Head to head
About

Cortex Monitor

This app allows remote monitoring of your boat's onboard sensors and connected devices. Track battery, pressure, position, and add external sensors for wind, depth, and more. Receive real-time alerts and control key systems remotely.

Highlights
  • Remote sensor monitoring
  • Real-time alerts
  • Remote circuit control
  • Vessel tracking
  • Geo-fence alarms
  • Anchor watch functionality
Features
Read full description

Vesper Monitor works with your on board Vesper Marine Cortex M1 device to monitor both the built-in Cortex sensors and other sensors on your boat that you connect to your Cortex Hub. - Setup is easy and free - Use the Cortex Hub’s built-in sensors for battery level, barometric pressure and boat position. - Connect your Cortex Hub to NMEA 2000, or an external sensor, to add monitoring for wind, depth, bilge high water, temperature, shore power or security. - Unlock your Cortex Hub to receive real-time sensor information, alerts and remotely control key circuits like air conditioning, lights or refrigeration. - Once you’ve unlocked your Cortex Hub you can also track your vessel, set geo-fence alarms and use Vesper Marine’s Award Winning smartAIS AnchorWatch to know your boat is safe at anchor.

About

PredictWind Tracker

Automatically update your personalized GPS tracking page for real-time location sharing. Ideal for boaters, it allows friends and family to monitor your position and route with weather or satellite maps. Link to add blogs and videos for a permanent record of your journey.

Highlights
  • Automatic GPS tracking updates
  • Real-time location sharing
  • Weather and satellite map overlays
  • Add blogs and video links
  • Personalized tracking page
Features
Read full description

This app is designed to automatically update your personalized PredictWind GPS tracking page, ideal for Starlink users or those on LTE/cellular connections. Record and share your tracks to friends families and followers so they monitor your boats position and route in real time with weather or satellite maps. Link through to add blogs, video links for a permanent record of your journey. Note: You need a PredictWind GPS tracking page to use this app. To set up a PredictWind GPS tracking page contact https://www.predictwind.com/contact-us Terms & Conditions: https://www.predictwind.com/about-us/terms-and-conditions Privacy Policy: https://www.predictwind.com/about-us/privacy-policy

Screenshots

Cortex Monitor4 screens
PredictWind Tracker1 screens

Verdict

The call

The clearest difference is rating: PredictWind Tracker at 4.4 against Cortex Monitor's 1.9. PredictWind Tracker also leads on ads (none vs shown) and update cadence (every 2 months vs every 10 months). Cortex Monitor's advantage is in-app purchases (none vs 3) and review sentiment (20% vs 0%). On price, ratings volume 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. PredictWind Tracker sells 3 in-app purchases, starting at $49.00 per month. Cortex Monitor asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

PredictWind Tracker holds the better App Store score, 4.4 against 1.9. Both are backed by a comparable volume of ratings — 14 and 7 respectively. Written reviews complicate that: 20% of Cortex Monitor's written reviews are positive against 0% of PredictWind Tracker's, so the app with the better star average is not the one people write more warmly about.

UpkeepUpdate frequency

Cortex Monitor ships an update every 10 months, PredictWind Tracker every 2 months. The most recent releases landed on October 7, 2026 and October 5, 2026 respectively.

Scorecard7 real differences · 3 level
Cortex Monitor versus PredictWind Tracker: the parameters behind the verdict, then further details
ParameterCortex MonitorPredictWind Tracker
PriceFreeFree
Rating1.9 (14 ratings)4.4 (7 ratings) — better
Positive reviews20.0% of reviews — better0.0% of reviews
Number of ratings14 — better7
Update frequencyEvery 10 monthsEvery 2 months — better
AdsYesNo — better
In-app purchasesNo — betterYes
MonetizationAd-supported — betterFree with in-app purchases
DevicesiPhone, iPodiPhone, iPad, iPod — better
Requires iOS12.4 — better15.0
Further details — not scored
Size32 MB88 MB
Age rating4+4+
DeveloperGarmin New Zealand LtdPredictWind Limited

Customer experience

Cortex Monitor

All ratings14 ratings
Positive14.3%
Neutral7.1%
Negative78.6%
Written reviews25 reviews
Positive20.0%
Neutral8.0%
Negative72.0%

PredictWind Tracker

All ratings7 ratings
Positive85.7%
Neutral0.0%
Negative14.3%
Written reviews1 reviews
Positive0.0%
Neutral0.0%
Negative100.0%

In-app purchases

None

Cortex Monitor

No in-app purchases

3 purchases

PredictWind Tracker

Subscriptions3
  • PredictWind Tracker 1 Month7 Days trial$49.001 Month
  • PredictWind Tracker 3 Months7 Days trial$99.003 Months
  • PredictWind Tracker 12 Months7 Days trial$249.001 Year

Questions

Is Cortex Monitor free?
Cortex Monitor is free to download, with no in-app purchases.
Is PredictWind Tracker free?
PredictWind Tracker is free to download, with in-app purchases available.
Which has better reviews, Cortex Monitor or PredictWind Tracker?
PredictWind Tracker is rated higher. Cortex Monitor averages 1.9 out of 5 from 14 ratings, while PredictWind Tracker averages 4.4 from 7 ratings.
Do Cortex Monitor or PredictWind Tracker have ads?
Cortex Monitor shows ads; PredictWind Tracker does not.
Which is updated more often, Cortex Monitor or PredictWind Tracker?
Cortex Monitor ships an update every 10 months, and PredictWind Tracker every 2 months. Most recently, Cortex Monitor was updated on October 7, 2026 and PredictWind Tracker on October 5, 2026.

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