Questions, answered

Every purchase includes both an EPUB file (Apple Books, Nook, Kobo, and most reading apps) and a Kindle-ready file that works with Send to Kindle. You can also read instantly in our online reader — nothing to install.

Yes. After checkout, download the Kindle file and choose Send to Kindle from your phone or computer. The book appears in your Kindle library with its cover, chapters, and progress syncing intact.

It does. Open your library link on any phone and the book reformats for the small screen, with adjustable text size, a night-reading theme, and bookmarks that sync with your computer.

Your Tidemark Letters library keeps every purchase forever. Sign in from any device and download your books again at no extra cost.

Our love-it-or-swap-it promise: within 14 days of purchase, write to us and we'll swap the title for any other book on the shelf — no forms, no interrogation.

No account needed. Check out as a guest with your email, and your download links arrive on the confirmation page and by email. Subscribing to our letter is optional and separate.

Use the contact page — every message is read by a real editor, and we reply within one business day.