- Samurai Zombie Hunter
- San Agustín
- San Leibowitz y la mujer Caballo Salvaje
- Sanctioned
- Sanctuary
- Sanctuary 12
- Sanctuary Catch
- Sanctuary Planet: Agents of ISIS, Book 4
- Sanctum
- Sand Fall: The Complete Trilogy
- Sand Part 1: The Belt of the Buried Gods
- Sand Part 2: Out of No Man’s Land
- Sand Part 3: Return to Danver
- Sand Part 4: Thunder Due East
- Sand Part 5: A Rap Upon Heaven’s Gate
- Sandcastle Empire
- Sands of Dune
- Sands of Sorrow
- Sands of Time
- Sandstorm Box Set: The Complete Dystopian Science Fiction Series
- Sandstorm: A Dystopian Science Fiction Story
- Sang Pembuat Jam: sebuah novelette (Edisi Indonesia)
- Santa Fight Club and Other Christmas Stories
- Santuario
- Sapphire Wolf
- Sappho's Overhead Projector
- Sara's New Realm
- Sarah Tries to Save the World: a post-apocalyptic novella
- Sarasvatin hiekkaa
- Sarà sempre guerra
- Sashay to the Centre of the Earth
- Sassinak
- Satan's Robot Conquers the World: Volume 1
- Satin Spar
- Saturday You Die
- Saturn's Race
- Saturnine
- Saucer Wisdom
- Saudade
- Saul of Sodom: The Last Prophet
- SAUVEZ-VOUS
- Savage Horizons
- Savage Pursuit
- Savage Trade
- Savanna
- Save Magic City
- Save The City
- Saved
- Saved and Savaged
- Saved by the Alien Warrior
- Saving Brackett Station
- Saving Diego
- Saving Gemini
- Saving His Love: Book 2 of The Spi-Corp Series
- Saving His Queen
- Saving Hitler
- Saving His Queen
- Saving Hitler
- Saving Lord Avingdale
- Saving Mars Series Books 1-2
- Saving Morgan
- Saving Nova
- Saving Runt
- Saving Schrödinger's Cat
- Saving The Cyborg
- Saving the Day
- Savior on Tazboa
- Scablands
- Scandal: Scions of the Star Empire #1
- Scanned
- Scar Night
- Scarecrow Has a Gun
- Scareforce
- Scarred
- Scars and Ashes
- Scars of the Union: Starlight Century Episode Five
- Scat (Scat's Universe, Book 1)
- Scattered Legacy
- Scattered Seeds
- Scattered Suns
- Scavenger Alliance
- Scavenger Blood
- Scavenger Hunt