Games like Summer Daze: Tilly's Tale
Games like Summer Daze: Tilly's Tale include Mirror 2: Project X, Florence, Far Away, Coffee Talk, and The Cosmic Wheel Sisterhood. We matched them by the tags players give Summer Daze: Tilly's Tale on Steam (Dialogue Heavy, Visual Novel, Funny, Female Protagonist, and Fantasy): closest matches first, and among equally close ones the better-known games.

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

Florence
Shared: Casual · Indie · Female Protagonist

Far Away
Shared: Visual Novel · Female Protagonist · Choose Your Own Adventure

Coffee Talk
Shared: Dialogue Heavy · Visual Novel · Interactive Fiction

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

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

Homicipher
Shared: Visual Novel · Female Protagonist · Dialogue Heavy

Roadwarden
Shared: Interactive Fiction · Indie · Text-Based

Refind Self: The Personality Test Game
Shared: Visual Novel · Female Protagonist · Interactive Fiction

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 · Funny

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

Otaku's Adventure
Shared: Funny · Visual Novel · Indie

The Henry Stickmin Collection
Shared: Funny · Choose Your Own Adventure · Choices Matter

Slime Rancher
Shared: Funny · Adventure · Casual

Road to Empress I
Shared: Female Protagonist · Visual Novel · Interactive Fiction

Road to Empress Ⅱ
Shared: Female Protagonist · Interactive Fiction · Visual Novel

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

Sovereign Tower
Shared: Visual Novel · Dialogue Heavy · Indie

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

Sweet Home
Shared: Visual Novel · Female Protagonist · Interactive Fiction

Tavern Talk - A Cozy Visual Novel
Shared: Visual Novel · Fantasy · Dialogue Heavy

Donut County
Shared: Funny · Casual · Indie

The Life and Suffering of Sir Brante — Chapter 1&2
Shared: Visual Novel · Interactive Fiction · Choose Your Own Adventure

Whispers from the Star
Shared: Dialogue Heavy · Visual Novel · Interactive Fiction