Games like Heileen 1: Sail Away
Games like Heileen 1: Sail Away include Florence, Hatoful Boyfriend, 私のリアルは充実しすぎている フルボイス版, My Vow to My Liege, and Fox Hime Zero. We matched them by the tags players give Heileen 1: Sail Away on Steam (Visual Novel, Adventure, Indie, Casual, and Female Protagonist): closest matches first, and among equally close ones the better-known games.

Florence
Shared: Indie · Adventure · Casual

Hatoful Boyfriend
Shared: Visual Novel · Female Protagonist · Anime

私のリアルは充実しすぎている フルボイス版
Shared: Visual Novel · Female Protagonist · Otome

My Vow to My Liege
Shared: Visual Novel · Female Protagonist · Romance

Fox Hime Zero
Shared: Visual Novel · Indie · Adventure

Senren * Banka
Shared: Visual Novel · Casual · Anime

ATRI -My Dear Moments-
Shared: Visual Novel · Anime · Romance

Tricolour Lovestory
Shared: Visual Novel · Casual · Anime

Marco & The Galaxy Dragon
Shared: Visual Novel · Adventure · Female Protagonist

Mirror 2: Project X
Shared: Visual Novel · Female Protagonist · Anime

Amnesia™: Memories
Shared: Visual Novel · Female Protagonist · Otome

The Hungry Lamb: Traveling in the Late Ming Dynasty
Shared: Visual Novel · Adventure · Anime

Far Away
Shared: Visual Novel · Female Protagonist · Singleplayer

Lucy -The Eternity She Wished For-
Shared: Visual Novel · Anime · Romance

Fox Hime
Shared: Visual Novel · Casual · Indie

Aokana - Four Rhythms Across the Blue
Shared: Visual Novel · Casual · Adventure

Summer Pockets
Shared: Visual Novel · Adventure · Casual

Blood Code
Shared: Visual Novel · Female Protagonist · Romance

Love Is All Around
Shared: Visual Novel · Romance · Singleplayer

千面 Melancholy Love
Shared: Indie · Visual Novel · Casual

LoveChoice
Shared: Visual Novel · Romance · Casual

Fluffy Store
Shared: Visual Novel · Adventure · Indie

1 to 1 humanoid edible toys
Shared: Visual Novel · Female Protagonist · Adventure

Class of '09: The Re-Up
Shared: Visual Novel · Female Protagonist · Casual