Contact
The Missing Workbook is a small, independent English-learning product operated by h15n Ventures. Email is the fastest way to reach us.
Use this inbox for:
- Support: bugs, confusing UI, account access, password reset problems, billing questions, study-deck issues, pronunciation problems, writing-analysis issues, or anything else about using the app.
- Content fixes: missing words, wrong CEFR levels, incorrect senses, awkward examples, questionable etymology, IPA corrections, phrase or idiom issues, and grammar/usage corrections. Include the URL and a source if you have one.
- Privacy: data access, correction, export, deletion, cookies, analytics, or questions about the Privacy Policy.
- Legal: DMCA notices, trademark questions, Terms of Service questions, security disclosure coordination, and partnership inquiries.
Before You Write
You may find a faster answer in:
- FAQ for product, study, pricing, and account questions
- Terms for billing, refunds, acceptable use, and service rules
- Privacy for data collection, retention, and user rights
- Cookie Policy for cookies, attribution, analytics, and browser controls
Response Times
We aim to reply within one business day. Billing, account-access, privacy, and security issues are prioritized. Weekend and holiday replies may take longer.