- Invisible Death
- Invisible Domain
- Invisible Duty (Invisible Recruits, #3)
- Invisible Embrace Book 3: Kelly McAllister
- Invisible Fate Book 3: Alex Noziak
- Invisible Fears Book One: Kelly McAllister
- Invisible In The King's Harem
- Invisible Innocents-Book 4 of the Airwalker Chronicles
- INVISIBLE JOURNEY BOOK 4: ALEX NOZIAK
- Invisible Magic Book 1: Alex Noziak
- Invisible Paradox
- Invisible Planets
- Invisible Power Book Two: Alex Noziak
- Invisible Prison
- Invisible Queen Guardian Of The Realm 6
- Invisible Secrets Book 2: Kelly McAllister
- Invisible Worlds: Awakening: A New Fashioned Ghost Story
- Invision
- Invitation
- Invitation to the Ball
- Invitation: A Night of Misadventures in Love
- Invocation
- Invoked
- Invoking Infinity
- Invoking the Fallout
- Involontarie seduzioni
- Involuntary Time Traveler
- Inwijding
- INZANI
- Io cerco moglie
- Io Deceneus Journal of a Time Traveler
- Io dico bye bye
- Io sono Jophiel (Collana Starlight)
- Io vivrò nel buio
- Io&Stella. Una storia vera
- Io, Dio
- Io, Dracula
- Iocasta's Reprieve
- Iomik and the Emerald Woman
- Ionica
- Iperterra
- Iphigénie La Hardie, un conte d'aujourd'hui
- Iphosia
- Iphosia
- Ipswich
- Iqueara
- IR-REEL
- Ira. Oblio - Serie I Sette Peccati Capitali ep. 2
- Ire of The Outsider
- Iridescence
- Iridescent
- Iridescent Stumbles
- Iris
- Iris & Ivy, a Moretown Bay novel
- Iris and the Reckoning
- Iris of the Shadows
- Irisation
- Irische Magie
- Irish Blood
- Irish Fairy Tales
- Irish fairy tales
- Irish Fairy Tales
- Irish Fairytales
- Irish Folk Tales
- Irish Imbas: Celtic Mythology Collection 2016
- Irish Wonders
- Irkadura
- Irkalla's Ascent From the Underworld
- Irma in Italy: A Travel Story
- Iron
- Iron & Velvet
- Iron and Ether
- Iron and Magic
- Iron and Rust
- Iron and Salt
- Iron Angel
- Iron Angels
- Iron Belief (Faerie Believers 04)
- Iron Bloom
- Iron Bonds
- Iron Bones
- Iron Breakers: Stag's Run
- Iron Broderick
- Iron Champion
- Iron Chest
- Iron City & the Sword of Death
- Iron City and the Sword of Death
- Iron Clash
- Iron Company
- Iron Conceited Doctor
- Iron Council
- Iron Crowned
- Iron Flats Justice
- Iron Flats Maverick
- Iron Flats Rebel
- Iron Flower
- Iron Fossil Express
- Iron Gold
- Iron Hand, Chief of the Tory League: The Double Face
- Iron Image
- Iron Intellect
- Iron Kingdom Excursions: Season Two, Volume One
- Iron Kingdoms Excursions
- Iron Kingdoms Excursions: Season One Collection
- Iron Kingdoms Excursions: Season One, Volume Five
- Iron Kingdoms Excursions: Season One, Volume Four
- Iron Kingdoms Excursions: Season One, Volume One
- Iron Kingdoms Excursions: Season One, Volume Three
- Iron Kingdoms Excursions: Season One, Volume Two
- Iron Kingdoms Excursions: Season Two, Volume Five
- Iron Kingdoms Excursions: Season Two, Volume Four
- Iron Kingdoms Excursions: Season Two, Volume Six
- Iron Kingdoms Excursions: Season Two, Volume Three
- Iron Kingdoms Excursions: Season Two, Volume Two
- Iron Kissed
- Iron Made: Book Two of the Forged by Magic Trilogy
- Iron Master
- Iron Melting
- Iron Moon: A Cat Clan Novella
- Iron Night
- Iron of the Innocent: Mistress of Agony
- Iron Seeds
- Iron Shoes: Three Tales from Hawk's Folly Farm
- Iron Skins and Stone Hearts
- Iron Sun, Silver Moon
- Iron Tears
- Iron Tears (An Iron Souls Novella)