Games like Nova Hearts: The Spark
Games like Nova Hearts: The Spark include Love Is All Around, Florence, The Hungry Lamb: Traveling in the Late Ming Dynasty, Knowledge, or know Lady, and LoveChoice. We matched them by the tags players give Nova Hearts: The Spark on Steam (Turn-Based Strategy, Strategy, Dating Sim, Adventure, and Visual Novel): closest matches first, and among equally close ones the better-known games.

Love Is All Around
Shared: Dating Sim · Visual Novel · Singleplayer

Florence
Shared: Adventure · Interactive Fiction · Visual Novel

The Hungry Lamb: Traveling in the Late Ming Dynasty
Shared: Visual Novel · Interactive Fiction · Dating Sim

Knowledge, or know Lady
Shared: Dating Sim · Visual Novel · Singleplayer

LoveChoice
Shared: Dating Sim · Visual Novel · Romance

Lay a Beauty to Rest: The Darkness Peach Blossom Spring
Shared: Adventure · Visual Novel · Interactive Fiction

Sweet Home
Shared: Visual Novel · Dating Sim · Interactive Fiction

OPUS: Echo of Starsong - Full Bloom Edition
Shared: Visual Novel · Interactive Fiction · Female Protagonist

STAR WARS Zero Company™
Shared: Turn-Based Strategy · Strategy · Turn-Based Tactics

To the Moon
Shared: Adventure · Interactive Fiction · Singleplayer

XCOM®: Chimera Squad
Shared: Strategy · Turn-Based Strategy · Turn-Based Tactics

Until Then
Shared: Visual Novel · Interactive Fiction · Adventure

The Dungeon Of Naheulbeuk: The Amulet Of Chaos
Shared: Adventure · Strategy · Turn-Based Strategy

1 to 1 humanoid edible toys
Shared: Dating Sim · Visual Novel · Adventure

Sultan's Game
Shared: Strategy · Singleplayer · Adventure

The Last Spell
Shared: Turn-Based Strategy · Strategy · Turn-Based Tactics

Senren * Banka
Shared: Dating Sim · Visual Novel · Adventure

The Cosmic Wheel Sisterhood
Shared: Visual Novel · Interactive Fiction · Female Protagonist

Doki Doki Literature Club Plus!
Shared: Dating Sim · Visual Novel · Singleplayer

Mirror 2: Project X
Shared: Visual Novel · Interactive Fiction · Female Protagonist

月华辉映之刻
Shared: Dating Sim · Visual Novel · Adventure

ATRI -My Dear Moments-
Shared: Visual Novel · Dating Sim · Adventure

The NOexistenceN of you AND me
Shared: Visual Novel · Interactive Fiction · Dating Sim

Love Curse: Find Your Soulmate
Shared: Dating Sim · Visual Novel · Female Protagonist