Callie Hart
On-Sale Dates is a record of book on-sale dates, each checked against publisher and retailer sources and re-checked nightly.
Next book from Callie Hart
Next: Thorns & Sin, goes on sale 9 Mar 2027, in 137 days. Status: Pending.
Different places start the on-sale day at different moments. What the stores state about the day is further down this panel, under its heading.
The stores' record is still partly boilerplate: no jacket art on file.
What the on-sale day means
Not one of Apple Books and Kobo names an hour or a time zone for a digital pre-order. What each store says happens on the on-sale day is in its own sentence below.
An on-sale date is the first day a store is allowed to sell the book. That rule is written down at Penguin Random House, Penguin Random House UK and Hachette UK Distribution.
Every quoted sentence in full, with its link
- Apple Books
When your pre-ordered item becomes available, your payment method is billed and you receive an email.
- Kobo
You’re billed for the book on the day it’s released, not the day you pre-order.
- Penguin Random House
The date that a title is allowed to go “on-sale” and appear on shelves and on display in stores for customers to purchase
- Penguin Random House UK
These titles are supplied to retailers in advance to enable stock to be available for sale on publication day, but must not be sold or otherwise supplied to consumers before the Controlled Publication Date.
- Hachette UK Distribution
The Customer shall not sell or make available to the general public or any third party any Goods before the publication date of such Goods unless authorised specifically in writing by Hachette UK Distribution.
Reader questions and answers
Is Thorns & Sin out yet?
Thorns & Sin is not out yet. It goes on sale on 9 Mar 2027, and the date stands at Pending.
What day does Thorns & Sin go on sale?
Thorns & Sin goes on sale on Tuesday 9 Mar 2027, and the date stands at Pending. The date has stood unchanged since 10 Sep 2026.
Does Thorns & Sin have an audiobook?
No audiobook of Thorns & Sin is listed anywhere the site checks, and the alert fires on the day one is.
When does the paperback of Thorns & Sin come out?
No paperback of Thorns & Sin is listed anywhere the site checks, and the alert fires on the day one is.
Is Thorns & Sin out in the UK?
The UK Ebook of Thorns & Sin is dated 9 Mar 2027, and the date stands at Pending. Apple Books (UK) is the first source on file to state that day.
Books and editions
| Books and editions | Tier | Region | On-sale date |
|---|---|---|---|
| Thorns & Sin | |||
| Hardcover A format expected for a book of this kind, not listed. | No date | US | Date not held yet Get an alert |
| Hardcover A format expected for a book of this kind, not listed. | No date | UK | Date not held yet Get an alert |
| Paperback A format expected for a book of this kind, not listed. | No date | US | Date not held yet Get an alert |
| Paperback A format expected for a book of this kind, not listed. | No date | UK | Date not held yet Get an alert |
| Ebook | Pending | US | Unverified: 9 Mar 2027 |
| Ebook | Pending | UK | Unverified: 9 Mar 2027 |
| Audiobook A format expected for a book of this kind, not listed. | No date | US | Date not held yet Get an alert |
| Audiobook A format expected for a book of this kind, not listed. | No date | UK | Date not held yet Get an alert |
| No date Not yet listed: Hardcover US, Hardcover UK, Paperback US, Paperback UK, Audiobook US, Audiobook UK Get an alert | |||
| Fae & Alchemy Book 3 | |||
| Hardcover A format expected for a book of this kind, not listed. | No date | US | Date not held yet Get an alert |
| Paperback A format expected for a book of this kind, not listed. | No date | US | Date not held yet Get an alert |
| Ebook | Pending | US | Unverified: 7 Sep 2027 |
| Audiobook A format expected for a book of this kind, not listed. | No date | US | Date not held yet Get an alert |
| No date Not yet listed: Hardcover US, Paperback US, Audiobook US Get an alert | |||
Release rhythm
- QuicksilverFirst on record Released on 10 Sep 2024
- Brimstone14 months after Quicksilver Released on 18 Nov 2025
Change log
- Thorns & Sin: On 10 Sep 2026, No date became 9 Mar 2027. Title accepted from discovery: Apple Books (US) listing.
- Thorns & Sin: On 15 Oct 2026, No date became 9 Mar 2027. Edition first seen: Apple Books (UK).
- Fae & Alchemy Book 3: On 1 Oct 2026, No date became 7 Sep 2027. Title accepted from discovery: Apple Books (US) listing.