Comparison

Ocean Ecostructures vs COSEA

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

Head to head
About

Ocean Ecostructures

Features
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Ocean Ecostructures aporta soluciones para compensar los impactos negativos de las infraestructuras marinas, a través de la implementación de tecnología de regeneración de última generación. Desarrollamos sistemas para revitalizar infraestructuras marinas, recuperando servicios ecosistémicos monetizables y mejorando la competitividad y el reconocimiento social de nuestros clientes. Implementamos Soluciones Basadas en la Naturaleza que refuerzan la lucha contra el cambio climático y recuperan el medio marino.

About

COSEA

Document marine environments, coastal habitats, and species. Report on pollution, infrastructure, and the blue economy. Contribute data and photos to a collaborative map to help scientists understand marine factors and foster a healthy relationship between humans and the sea.

Highlights
  • Observe marine environments
  • Document coastal habitats and species
  • Report on pollution and infrastructure
  • Add photos and data to a collaborative map
  • Interact with the user community
  • Build an environment notebook
Features
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With COSEA you can observe your marine environment, document coastal habitats or species, do activities, and report on pollution, infrastructure, and the blue economy. COSEA is a collaborative, participatory, and community-driven project. With your contributions on the map and your activity in the app, you help scientists better understand the impacts and drivers of marine factors to protect and foster healthy relationship between humans and our seas. What can you do? In COSEA you can add your photos and data, aka "Spots, on the map. By submitting your observations and documentation, you can build up an environment notebook in your user profile and map your area. You can also interact, comment, and exchange with others in the user community, or simply respond to the contribution of a friend in the app with a heart & like. We all share a deep care for our seas and their resilience in changing times. With COSEA you can help strengthen a healthy relationship between humans and our oceans and learn more about marine protection, social impacts and sustainable use of natural resources. Open Project COSEA is an open project. We invite actors, stakeholders, environment groups, associations, youth projects, and others to co-use the COSEA App for observations, data collection, and community building. During the course of the projects, we will build innovative tools for you to enable independent and self-governed usage of COSEA for your marine and coastal activities. The COSEA App is running on the SPOTTERON Citizen Science Platform at www.spotteron.net

Screenshots

Ocean Ecostructures4 screens
COSEA4 screens

Verdict

The call

Ocean Ecostructures and COSEA are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

Ocean Ecostructures ships an update every 6 weeks, COSEA every 5 weeks. The most recent releases landed on September 19, 2026 and August 14, 2026 respectively.

ScorecardNo meaningful differences
Ocean Ecostructures versus COSEA: the parameters behind the verdict, then further details
ParameterOcean EcostructuresCOSEA
PriceFreeFree
Rating—5.0 (1 ratings) — better
Number of ratings—1 — better
Update frequencyEvery 6 weeksEvery 5 weeks — better
AdsNoNo
In-app purchasesNoNo
Monetization—Free
DevicesiPhone, iPodiPhone, iPad, iPod — better
Requires iOS13.012.0 — better
Further details — not scored
Size53 MB206 MB
Age rating4+4+
DeveloperSEASTAINABLEVENTURES SLSPOTTERON Gmbh

In-app purchases

None

Ocean Ecostructures

No in-app purchases

None

COSEA

No in-app purchases

Questions

Is Ocean Ecostructures free?
Ocean Ecostructures is free to download, with no in-app purchases.
Is COSEA free?
COSEA is free to download, with no in-app purchases.
Do Ocean Ecostructures or COSEA have ads?
Neither Ocean Ecostructures nor COSEA shows ads.
Which is updated more often, Ocean Ecostructures or COSEA?
Ocean Ecostructures ships an update every 6 weeks, and COSEA every 5 weeks. Most recently, Ocean Ecostructures was updated on September 19, 2026 and COSEA on August 14, 2026.

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