All of these are free as of the time of this post:
Invisible (Ivy Malone Mystery Series #1) by Lorena McCourtney
Catwalk by Melody Carlson
Boyfriends, Burritos, and an Ocean of Trouble by Nancy Rue (teen)
The Centurion’s Wife (Acts of Faith Book 1) by Janette Oke, David Bunn
Starlighter by Bryan Davis (teen)
A Woman Called Sage by DiAnn Mills
A Gift of Grace: A Novel by Amy Clipston
Last Light by Terri Blackstock