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最後更新於 2026-08-15

本文件只以英文維護。英文版本為具法律約束力嘅版本。

Gao Laoban (高老板) is built and run by one person. Email is the only support channel, and it is read by a human.

Email

daandegroot44@gmail.com

Expect a reply within two working days. Requests under the GDPR — access, correction, export or deletion of your data — are answered within one month, as required by law.

What to include

  • Billing and subscriptions — the email address on your account. You can also manage or cancel your subscription yourself from your account settings.
  • Bug reports — what you were doing, what you expected, and what happened instead. A screenshot helps.
  • Content corrections — a wrong translation, a bad example sentence, or a grammar rule that is off. Include the term and the language.
  • Account deletion — say so explicitly and we will remove your account and all associated learning data.

Who is behind the service

Daan de Groot, sole trader (eenmanszaak), established in the Netherlands. Full company details are in our Terms of Service , and our handling of your data is described in the Privacy Policy .

幫助我哋改進高老板

我哋想使用分析工具,了解應用程式邊啲功能有效、邊啲無效。喺你同意之前唔會有任何統計,你亦可以隨時喺 私隱政策頁面更改。