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Terms of Service

Last updated: 12 November 2026

The short version. InKontext helps you learn a language from real videos and texts, with every word explained in context. It is a small, independently run, invite-only service, offered free and as it is. The videos and texts belong to their creators and are here for your personal learning only.

1. What this is

InKontext (inkontext.app) is a web app for learning languages from real videos and texts: the text follows the audio, words are explained in their sentence, and you can save words and sentences to a vocab trainer. It is run by Maarten Wiersma ("I", "me"). By using it you agree to these terms and to the Privacy Policy.

2. Accounts

  • Accounts are by invitation only. An invite is personal and tied to one email address.
  • You sign in with your Google account. Keep that account secure: anyone who can sign in to it can see your progress.
  • One account per person. Do not share it.

3. The lessons and their content

  • The videos, audio and texts in the lessons were made by other people, and their rights stay with them. YouTube videos play from YouTube itself. Everything is offered for your personal language learning only: do not download, copy, redistribute or publish it.
  • The word explanations and translations are written with care, with the help of dictionaries and AI, but they can contain mistakes. Do not rely on them where a mistake would matter.
  • Dictionary data comes from open sources such as Wiktionary, CC-CEDICT and JMdict; recordings of words come from Wikimedia Commons, under their own licences.
⚖️ Needs review: Copyright is the main open point. Lessons are built on third-party YouTube videos (played through YouTube's own player, which YouTube's terms allow) and on uploaded audio files that the server streams to other learners — that second part is a reproduction / making available that needs the rights holder's permission unless an exception applies; personal-use exceptions generally do not cover sharing with others. Transcripts and translations of whole videos may also be derivative works. Check before inviting beyond a few friends, and certainly before clients or any payment. Also check the attribution duties of CC BY-SA (Wiktionary, Wikimedia recordings) and JMdict's licence for how the data is shown.

4. Your data

Your progress belongs to you. You allow me to store and process it only so the app can show it to you, back it up and keep it running, as described in the Privacy Policy. You can delete your account and all your data at any time (Settings → Delete my account), and ask for a copy by email.

5. Fair use

Use the app for your own learning. Do not try to access other people's data or lessons you have not been given, break or overload the service, or use it for anything unlawful.

6. Availability and changes

This is a small, independently run service. I work to keep it running and your progress safe, but I cannot promise it will always be available or free of errors. Lessons and features may change or be removed over time.

7. Fees

Using the app is free unless a fee has been agreed with you separately in writing.

⚖️ Needs review: If clients will pay, the terms need price, payment, the EU right of withdrawal (Widerrufsrecht), VAT/invoicing, and a fresh look at liability.

8. Liability

The app is provided free of charge and as it is. To the extent the law allows, I am not liable for indirect losses or for decisions you make based on what the app shows. Nothing in these terms limits liability for intent or gross negligence, for injury to life, body or health, or where the law does not allow liability to be limited.

⚖️ Needs review: Liability limits in consumer terms are tightly restricted in Germany (§§ 307–309 BGB); governing law and jurisdiction are not stated (consumers keep the protection of their own country's law anyway).

9. Ending

  • You can stop at any time and delete your account yourself (Settings → Delete my account).
  • I may suspend or close an account that breaks these terms.
  • If I ever shut the service down, I will tell you at least 30 days in advance.

10. Changes to these terms

If these terms change in a way that matters, you will be told before the change takes effect.

11. Contact

maartenfw@googlemail.com

InKontext · maartenfw@googlemail.com