Games like This Girl Does Not Exist
Games like This Girl Does Not Exist include LoveChoice, Senren * Banka, ATRI -My Dear Moments-, The Sims™ 4, and Volcano Princess. We matched them by the tags players give This Girl Does Not Exist on Steam (Dating Sim, Artificial Intelligence, Romance, Casual, and Multiple Endings): closest matches first, and among equally close ones the better-known games.

LoveChoice
Shared: Dating Sim · Romance · Multiple Endings

Senren * Banka
Shared: Dating Sim · Casual · Romance

ATRI -My Dear Moments-
Shared: Dating Sim · Romance · Casual

The Sims™ 4
Shared: Romance · Dating Sim · Casual

Volcano Princess
Shared: Multiple Endings · Dating Sim · Female Protagonist

STORY OF SEASONS: Friends of Mineral Town
Shared: Dating Sim · Casual · Romance

Love Is All Around
Shared: Dating Sim · Romance · Multiple Endings

Slime Rancher 2
Shared: Relaxing · Colorful · Cute

Doki Doki Literature Club Plus!
Shared: Dating Sim · Romance · Multiple Endings

Our Life: Beginnings & Always
Shared: Romance · Dating Sim · Multiple Endings

Date Everything!
Shared: Dating Sim · Romance · Multiple Endings

Gaokao.Love.100Days
Shared: Dating Sim · Romance · Multiple Endings

Blood Code
Shared: Romance · Dating Sim · Female Protagonist

Florence
Shared: Casual · Romance · Female Protagonist

CLANNAD
Shared: Romance · Dating Sim · Multiple Endings

Lucy -The Eternity She Wished For-
Shared: Dating Sim · Romance · Multiple Endings

Kitty Powers' Matchmaker
Shared: Dating Sim · Casual · Romance

Matchmaking Inc.
Shared: Dating Sim · Casual · Multiple Endings

Unpacking
Shared: Casual · Relaxing · Cute

Hatoful Boyfriend
Shared: Dating Sim · Romance · Multiple Endings

Emily is Away <3
Shared: Dating Sim · Multiple Endings · Casual

Aokana - Four Rhythms Across the Blue
Shared: Romance · Casual · Dating Sim

Librarian: Tidy Up the Arcane Library!
Shared: Artificial Intelligence · Relaxing · Casual

Amnesia™: Memories
Shared: Dating Sim · Romance · Multiple Endings