Help & contact
Help & contact
Most answers are here. For billing changes, sign in to manage billing from your account. For everything else, send a message below or email hello@masterthebook.com. A real person reads these.
Billing
Billing & account help
Billing changes go through the Stripe billing portal in your account. Sign in to get there.
Paid subscriptions include a 14-day money-back guarantee from the date of first charge. Email hello@masterthebook.com to request a refund.
You'll sign in to your account, then open the Stripe billing portal.
| Intent | Primary | Fallback |
|---|---|---|
| Update card | Billing portal | hello@masterthebook.com |
| Invoices / receipts | Billing portal | hello@masterthebook.com |
| Cancel subscription | Billing portal | — |
| Refund (14-day guarantee) | Email hello@masterthebook.com | — |
| Payment failed | Fix payment in billing portal | hello@masterthebook.com |
| Teams / multi-seat | teams@masterthebook.com | — |
Frequently asked
Common questions, answered honestly.
If your question isn't here, email hello@masterthebook.com — a real person replies.
Open the billing portal from your account and cancel; you typically keep access until the end of the paid period unless otherwise stated.
Paid subscriptions include a 14-day money-back guarantee from the date of first charge. Email hello@masterthebook.com to request a refund.
If you bought individual books before subscriptions, those purchases remain available without a subscription where our policy says so.
Use the feedback form below or email hello@masterthebook.com. Include the book you were studying and a short description of what went wrong.
Send a feature request using the form below. We read every one and use them to prioritize the roadmap.
Self-serve team billing is on the roadmap. Email teams@masterthebook.com and we'll set you up — we typically reply within a day.
Send a message
Still need help?
Email hello@masterthebook.com — a real person reads every message. For team or multi-seat plans, contact teams@masterthebook.com.
hello@masterthebook.com — general, billing, bugs
teams@masterthebook.com — teams & multi-seat
Already have an account? Sign in to view message history. Teams: teams@masterthebook.com
Refund policy: Paid subscriptions include a 14-day money-back guarantee from the date of first charge. Email hello@masterthebook.com to request a refund.