# COSEA — Collaborative Sea Action

> Collaborative citizen science app for marine environment observation and data collection. (iPhone/iPad app by SPOTTERON Gmbh.)

- Source: https://appshunter.io/ios/app/cosea/id6503368314 (this page in markdown: same URL + `.md`)
- Developer: [SPOTTERON Gmbh](https://appshunter.io/developer/1378099707)
- Category: Education
- Price: Free
- Rating: 5.00/5 from 1 App Store ratings
- Age rating: 4+
- Requires: iOS 12.0 · 206 MB
- Languages: American English, German (Germany)
- Released: 2024-05-31
- Data updated: 2026-08-14
- Monetization: free
- User reviews in markdown: https://appshunter.io/ios/app/cosea/id6503368314/reviews.md

## What is COSEA?

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

## Key features

- 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


## Frequently asked questions about COSEA

### What is COSEA used for?

COSEA is a citizen science app used to observe and document marine environments, coastal habitats, and species. It allows users to report on pollution, infrastructure, and the blue economy, contributing valuable data to scientific understanding and conservation efforts.

### How does COSEA help scientists?

By collecting and mapping user-submitted observations and data, COSEA helps scientists gain a better understanding of the impacts and drivers of marine factors. This information is crucial for protecting and fostering a healthy relationship between humans and the seas.

### Can I interact with other users on COSEA?

Yes, COSEA fosters a collaborative community. You can interact with other users by commenting on contributions, exchanging information, and showing appreciation with likes and hearts.

### Is COSEA suitable for youth projects?

COSEA is an open project that invites youth projects and other organizations to co-use the app for observations, data collection, and community building. It's designed to be accessible for various groups interested in marine activities.

### What kind of data can I submit to COSEA?

You can submit photos and data, referred to as 'Spots,' to the map. This includes observations and documentation of marine environments, coastal habitats, species, pollution, infrastructure, and aspects of the blue economy.

### Does COSEA have ads?

No, COSEA does not contain advertisements. It is a free application focused on citizen science and environmental data collection without commercial interruptions.

### What is the age rating for COSEA?

COSEA has an age rating of 17+. This is based on the content and nature of the observations and data collection involved in marine environmental monitoring.

### How often is COSEA updated?

The latest version of COSEA is 4.3.7, and it was last updated on March 31, 2026. This indicates a commitment to ongoing development and feature enhancements for the platform.

## Version history (last 5 releases)

### 4.4.5 — 2026-08-11

* New: regional pilot area survey
* Bug fixes and improvements

### 4.4.2 — 2026-07-17

* New: regional pilot area survey
* Bug fixes and improvements

### 4.3.8 — 2026-06-17

* New: Spot Validation Feature
* Bug fixes and improvements

### 4.3.7 — 2026-03-31

This update from Apple will improve the functionality of this app. No new features are included.

* New: AI Species Classification via Image-Recognition
* Bug fixes and improvements

### 4.3.1 — 2026-02-20

* The COSEA Citizen Science App is now available in Finnish
* Bug fixes and improvements.

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## More apps by SPOTTERON Gmbh

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All apps by SPOTTERON Gmbh: https://appshunter.io/developer/1378099707

## Related topics

[cosee](https://appshunter.io/ios/topics/cosee)

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-08-14.*