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Terms of Service

Version 2.0 · Effective 13 October 2026. Replaces the previous version.

The short version. Eco Heroes teaches the 17 UN Sustainable Development Goals through picture books, games, trivia and teaching materials. Children can play without an account. Accounts and purchases are for adults. Family subscriptions start with a 7-day free trial, and you can ask for a full refund within 14 days of any payment. We show no advertising and never sell personal data.

1. Who we are

Eco Heroes is operated by Eco Heroes International SL, a Spanish company with tax identification number (CIF) B44915940 and its registered office in the province of Girona, Catalonia, Spain. Contact: info@eco-heroes.org.

In these terms, "we" and "us" mean Eco Heroes International SL. "You" means the person or organisation using Eco Heroes.

2. What these terms cover

These terms apply to the website eco-heroes.org and the Eco Heroes mobile app (together, "Eco Heroes"), including:

By using Eco Heroes you accept these terms. If an organisation has signed a licence agreement with us, that agreement and its data processing agreement apply as well. If they conflict with these terms, the licence agreement prevails.

3. Who may use Eco Heroes

  1. Eco Heroes is made for children and young people aged about 6 to 17, their families, their teachers and the organisations that work with them.
  2. Children may play without an account. In the app, signing in and every purchase sit behind a grown-up check and are for parents or guardians only.
  3. Website accounts are for teachers, schools and school administrators. A person who opens an account must be an adult acting for themselves or for their organisation.
  4. Parents, guardians and teachers decide whether and how a child uses Eco Heroes, and should supervise that use. Our Children's Privacy Notice explains what this means for a child's data.

4. Accounts and codes

  1. Give accurate information when you open an account and keep it up to date.
  2. Keep your password and sign-in secure. Tell us at info@eco-heroes.org without delay if you think someone else is using your account.
  3. Do not share your account with other people. A school may give its staff their own accounts.
  4. Class codes and access codes are for the class or organisation they were issued to. Do not publish them. A school administrator is responsible for the accounts and codes they issue and can revoke them.
  1. Part of Eco Heroes is free, for example the first goal (SDG 1) and the CPD course. Other content needs a family subscription or an organisation licence.
  2. Free trial. Every family subscription starts with a 7-day free trial. The checkout page shows the price, the billing period and the date of the first payment before you confirm.
  3. Renewal. A subscription renews automatically at the end of each billing period until you cancel it.
  4. Payment on the website is handled by Stripe. Payment in the app is handled by Google Play (or Apple, where the app is offered on Apple devices), which sells the subscription. We never see or store card details.
  5. Price changes. We will tell you about a price change before it applies to your next renewal. You may cancel before the new price applies.

6. Cancelling and refunds

  1. Subscriptions bought on eco-heroes.org: you may ask for a full refund within 14 days of any payment, including renewals. You do not need to give a reason. We refund the full amount to the original payment method. Details are in our Refund Policy.
  2. You can cancel at any time. Your plan stays active until the end of the period you have paid for and then does not renew.
  3. Subscriptions bought in the app are sold by Google Play or Apple. Cancel them in your store account. Their terms apply to payment, cancellation and refunds of those purchases. If you need help, write to us.
  4. This section does not reduce your statutory rights as a consumer, including your right of withdrawal under EU and Spanish law.

7. Licences for schools, hotels and companies

  1. Licences for organisations are offered by quote and set out in a licence agreement. That agreement covers the term, the number of seats, renewal, notice periods, invoicing and support.
  2. When a school or other organisation uses Eco Heroes with its pupils or guests, it decides how the platform is used and is the data controller for that use. We process that data on its behalf under our data processing agreement (Article 28 GDPR), available from our Trust Centre at eco-heroes.org/trust/.
  3. The organisation is responsible for informing pupils, parents or guests, and for obtaining any consent that its national law requires.

8. Acceptable use

You must not:

We may remove a nickname or leaderboard entry that breaks these rules.

9. Content and intellectual property

  1. The picture books are protected works of their authors and illustrators. Eco Heroes publishes them under an exclusive licence for the education sector. The games, questions, texts, designs, software and the Eco Heroes name and logo belong to us or to our licensors.
  2. We give you a personal, non-exclusive, non-transferable right to use Eco Heroes for learning and teaching while you have access to it. A family subscription is for use within the family. An organisation licence covers the use set out in the licence agreement.
  3. Teachers may use teaching materials that we provide for printing or classroom use in their own teaching within their licensed organisation. Do not remove copyright notices and do not sell or publish the materials.
  4. When you post a nickname and score on a leaderboard or answer a survey, you allow us to store it and, for leaderboards, to show it publicly, as described in our Privacy Policy.

10. CPD course and certificates

  1. The CPD course for teachers is free. A certificate records that you completed the course and its assessment on Eco Heroes, and can be checked on our verification page.
  2. Whether the course counts towards official professional-development requirements is decided by your employer or education authority, not by us.
  3. Complete the assessment yourself. A certificate is personal to the person named on it.

11. Availability, content and changes

  1. We work to keep Eco Heroes available and secure, but we cannot promise that it will always be available or free of errors.
  2. Our content is reviewed with care for accuracy and age-appropriateness. It is educational material, not professional advice.
  3. Children should do real-world missions and activities with the agreement and supervision of a parent, guardian or teacher.
  4. We improve Eco Heroes over time and may change or remove features. If a change significantly reduces what a paid subscription includes, we will tell you in advance and you may cancel and receive a refund for the unused part of the period you paid for.

12. Ending your use

  1. You may stop using Eco Heroes at any time. To delete an app account, use Profile → Delete account in the app, or follow eco-heroes.org/legal/delete/. For a website account, write to info@eco-heroes.org.
  2. We may suspend or close an account that seriously or repeatedly breaks these terms, or where the law requires it. Where possible we will warn you first and explain why. If we close a paid account without fault on your part, we refund the unused part of the period you paid for.
  3. What happens to your data when an account ends is set out in our Privacy Policy.

13. Liability

  1. If you are a consumer, you have the legal guarantees that Spanish and EU consumer law give you for digital content and services. Nothing in these terms limits them.
  2. Nothing in these terms limits our liability for death or personal injury caused by our negligence, for fraud or wilful misconduct, or any other liability that cannot be limited by law.
  3. Subject to points 1 and 2, we are not liable for loss that was not reasonably foreseeable, or for loss caused by events outside our reasonable control.
  4. For organisations, liability is governed by the licence agreement.

14. Privacy

How we handle personal data is explained in our Privacy Policy, our Cookie Notice and our Children's Privacy Notice. For pupils using Eco Heroes through a school licence, the data processing agreement with the school also applies.

15. Changes to these terms

We publish every change on this page with a new version number and date. If a change materially affects account holders or subscribers, we will tell them by email before it takes effect. If you do not agree, you may cancel before the change applies to you.

16. Law and disputes

  1. These terms are governed by Spanish law.
  2. If you are a consumer living in the EU, you also keep the protection of the mandatory rules of your country of residence, and you may bring a claim in the courts of your country or in Spain.
  3. For organisations, the courts of Girona, Spain, have jurisdiction, unless the licence agreement says otherwise.
  4. If you have a complaint, please write to info@eco-heroes.org first so we can try to solve it. Consumers may also contact the consumer authority or an out-of-court dispute resolution body in their country.

17. General

  1. If a court finds part of these terms invalid, the rest stays in force.
  2. If we do not enforce a right straight away, we can still enforce it later.
  3. We may transfer our rights and obligations under these terms to another company that takes over Eco Heroes. We will tell you, and your rights as a consumer will not be reduced.