Games like Border of her Heart
Games like Border of her Heart include I Wani Hug that Gator!, Doki Doki Literature Club Plus!, LoveChoice, Hooked on You: A Dead by Daylight Dating Sim™, and Our Life: Beginnings & Always. We matched them by the tags players give Border of her Heart on Steam (Choose Your Own Adventure, Interactive Fiction, Visual Novel, Dating Sim, and 2D): closest matches first, and among equally close ones the better-known games.

I Wani Hug that Gator!
Shared: Visual Novel · Choose Your Own Adventure · Interactive Fiction

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

LoveChoice
Shared: Dating Sim · Visual Novel · Romance

Hooked on You: A Dead by Daylight Dating Sim™
Shared: Choose Your Own Adventure · Visual Novel · Dating Sim

Our Life: Beginnings & Always
Shared: Visual Novel · Dating Sim · Choose Your Own Adventure

Slay the Princess — The Pristine Cut
Shared: Visual Novel · Choose Your Own Adventure · Interactive Fiction

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

Love Is All Around
Shared: Dating Sim · Visual Novel · Interactive Fiction

Suzerain
Shared: Choose Your Own Adventure · Visual Novel · Interactive Fiction

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

Lucy -The Eternity She Wished For-
Shared: Visual Novel · Dating Sim · Cute

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

Otaku's Adventure
Shared: Visual Novel · Dating Sim · Funny

NEEDY STREAMER OVERLOAD
Shared: Visual Novel · Cute · 2D

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

Far Away
Shared: Visual Novel · Choose Your Own Adventure · Cute

Endless Monday: Dreams and Deadlines
Shared: Choose Your Own Adventure · Visual Novel · Interactive Fiction

Class of '09: The Re-Up
Shared: Visual Novel · Choose Your Own Adventure · Dark Humor

I Hate My Waifu Streamer
Shared: Visual Novel · Choose Your Own Adventure · Interactive Fiction

Love, Money, Rock'n'Roll
Shared: Visual Novel · Choose Your Own Adventure · Romance

Emily is Away <3
Shared: Dating Sim · Choices Matter · Visual Novel

恋爱绮谭 不存在的真相
Shared: Interactive Fiction · Visual Novel · Dating Sim

The Life and Suffering of Sir Brante
Shared: Interactive Fiction · Choose Your Own Adventure · Visual Novel

私のリアルは充実しすぎている フルボイス版
Shared: Visual Novel · Text-Based · Romance