Comparison

iMar vs Marea

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

Head to head
About

iMar

Access real-time and forecasted sea conditions across Spain. View detailed data on waves, sea level, wind, and temperature for various locations. Includes animated forecasts and an alert system for coastal conditions.

Highlights
  • Real-time sea state data
  • Multi-day sea condition forecasts
  • Detailed oleaje, level, wind, and temperature data
  • Favorite location management
  • Animated wind and wave forecasts
  • Coastal alert system
Features
Read full description

Puertos del Estado presenta iMar, su aplicación para dispositivos móviles que permite conocer el estado del mar, tanto en tiempo real como para los próximos días. Acceda a información detallada de oleaje, nivel del mar, viento, presión atmosférica, temperatura del agua, etc. para cada localidad, playa y puerto de España. La aplicación permite la creación y gestión de ubicaciones favoritas, facilitando así un acceso inmediato a la información. Adicionalmente, se proporcionan mapas animados de previsión de viento y oleaje, así como un completo sistema de alerta para la costa que permite evaluar el estado del mar en toda España de un solo vistazo. La información en tiempo real se actualiza al minuto para los mareógrafos, cada hora para las boyas y dos veces al día para los sistemas de previsión. Todos los datos provienen de los sistemas de medida y modelos de Puertos del Estado, a excepción de las salidas de los modelos numéricos de viento que son proporcionadas por AEMET.

About

Marea

Check tide forecasts and moon phases with this app. Ideal for coastal areas or tidal rivers, it provides hour-by-hour tide information and allows for custom datum adjustments.

Highlights
  • Tide forecasts
  • Moon phase tracking
  • Hour-by-hour timeline navigation
  • Customizable datums (in-app purchase)
  • Suitable for coastal and tidal river locations
Features
Read full description

Marea allows you to check the tides near you. Are you in a coastal area or near a tidal river like the Thames in London or the Brisbane in Australia? Now you can easily know when the next high or low tide will be with this app, and you can follow the tides hour by hour with the timeline navigation. Take this app with you on your next trip to the seaside and watch the natural spectacle of the tides unfold in front of you. Get even more precise and tailored information to your needs because Marea allows you to change the datums or references for the heights of the tides (available as an in-app purchase).

Screenshots

iMar4 screens
Marea3 screens

Verdict

The call

The clearest difference is in-app purchases: iMar at none against Marea's 2. Marea's advantage is update cadence (every 2 months vs every 10 months) and review sentiment (50% vs 29%). On price, ads 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. Marea sells 2 one-off in-app purchases. iMar asks for nothing beyond the download.

UpkeepUpdate frequency

iMar ships an update every 10 months, Marea every 2 months. The most recent releases landed on October 7, 2026 and September 27, 2026 respectively.

Scorecard5 real differences · 3 level
iMar versus Marea: the parameters behind the verdict, then further details
ParameteriMarMarea
PriceFreeFree
Positive reviews29.4% of reviews50.0% of reviews — better
Update frequencyEvery 10 monthsEvery 2 months — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree — betterFree with in-app purchases
DevicesiPhone, iPodiPhone, iPod
Requires iOS10.08.0 — better
Further details — not scored
Size151 MB5 MB
Age rating4+4+
DeveloperPuertos del EstadoApp Bakery

Customer experience

iMar

Written reviews51 reviews
Positive29.4%
Neutral13.7%
Negative56.9%

Marea

Written reviews2 reviews
Positive50.0%
Neutral0.0%
Negative50.0%

In-app purchases

None

iMar

No in-app purchases

2 purchases

Marea

One-time2
  • 100 Datum Requests$0.99
  • 250 Datum Requests$1.99

Questions

Is iMar free?
iMar is free to download, with no in-app purchases.
Is Marea free?
Marea is free to download, with in-app purchases available.
Do iMar or Marea have ads?
Neither iMar nor Marea shows ads.
Which is updated more often, iMar or Marea?
iMar ships an update every 10 months, and Marea every 2 months. Most recently, iMar was updated on October 7, 2026 and Marea on September 27, 2026.

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