Paula Hawkins's The Girl on the Train keeps on chugging along at #1 less than two weeks after the release of its film adapation in the U.S. Kyle Mills and Vince Flynn's tag-team effort, Order to Kill, is #2, and Nicholas Sparks's father-and-daughter tearjerker, Two by Two, settles in at #3.

iBooks US Bestseller List - Paid Books

Rank, Book Title by Author Name, ISBN, Publisher

1. The Girl on the Train by Paula Hawkins - 9780698185395 - (Penguin Publishing Group)
2. Order to Kill by Kyle Mills & Vince Flynn - 9781476783505 - (AtriaEmily Bestler Books)
3. Two by Two by Nicholas Sparks - 9781455520701 - (Grand Central Publishing)
4. Small Great Things by Jodi Picoult - 9780345544964 - (Random House Publishing Group)
5. The Couple Next Door by Shari Lapeña - 9780735221116 - (Penguin Publishing Group)
6. The Fix Up by Kendall Ryan - No ISBN Available - (Kendall Ryan)
7. Home by Harlan Coben - 9780698411449 - (Penguin Publishing Group)
8. Killing the Rising Sun by Bill O'Reilly & Martin Dugard - 9781627790635 - (Henry Holt and Co.)
9. Just Friends by Billy Taylor - 9781530511518 - (Billy Taylor)
10. Commonwealth by Ann Patchett - 9780062491817 - (Harper)
11. The Woman in Cabin 10 by Ruth Ware - 9781501132940 - (GalleryScout Press)
12. The Kept Woman by Karin Slaughter - 9780062430236 - (William Morrow)
13. Woman of God by James Patterson - 9780316317542 - (Little, Brown and Company)
14. Missing by James Patterson - 9781455568130 - (Grand Central Publishing)
15. Born to Run by Bruce Springsteen - 9781501141539 - (Simon & Schuster)
16. Witness to a Trial by John Grisham - 9780385542579 - (Knopf Doubleday Publishing Group)
17. Saving Sophie by Sam Carrington - 9780008191863 - (Maze)
18. The Player by Claire Contreras - 9780986416781 - (Claire Contreras)
19. The Trespasser by Tana French - 9780735221093 - (Penguin Publishing Group)
20. The Whistler by John Grisham - 9780385541206 - (Knopf Doubleday Publishing Group)