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Lullaby Days

Lullaby Days

Marchen fantasy raising simulation 『Lullaby Days』 is a game where the goal is to grow a duckling girl into a hero. Your duckling girl will grow through education, part-time work, exploration, and more. Create 70 endings in the Kingdom of Oberebach with around 90 sub-characters.

Released Jan 28, 2022 Developer Sunflo Labs Platforms Windows SimulationMultiple EndingsLife SimStory RichFemale Protagonist
View on Steam ↗ $19.99 (US · as of 2026-05-15)

What players say

Steam review score and the most-helpful voices, which may include critical ones. Score via Steam as of 2026-09-28.

84.0%positive119 reviews
Recommended · 22 found this helpful

“I made my duck baby into an undefeatable killing machine, she won all the tournaments, had a sword made of crystal and a holy armor. In her backpack there were trophies of mythical creatures, a fang from a white dragon and others. She had great reputation and respect of people…”

— a player, Steam review · 35 hrs played
Recommended · 16 found this helpful

“princess maker/daughter raising sim kind of game. Is unique in that you raise a duck into a young girl. Very cute and difficult in its own right. The more ducks you raise the better your next duck is like in Chinese Parents. Very quack very cute.”

— a player, Steam review · 101 hrs played
Not recommended · 44 found this helpful

“Lullaby Days is a "Princess Maker" game. A Princess Maker game involves you becoming the parent to a young girl and managing her daily schedule to guide how she develops. Once she reaches a certain age, the game ends and you are given a unique ending explaining what the future…”

— a player, Steam review · 21 hrs played
Read more reviews ↗

Achievement stats

Global completion rates across all Steam players — a data view of how far people actually get. Source: Steam official stats · as of 2026-09-28.

170achievements
9.3%median completion
1.5%rarest: Thanks to Spinel.
85.1% of players 78.2% of players 60.8% of players 49.6% of players 42.3% of players 37.2% of players 35.5% of players 31.2% of players 27.4% of players 25.0% of players 24.3% of players 23.5% of players 22.4% of players 21.9% of players 21.4% of players 21.1% of players 20.9% of players 20.7% of players 19.5% of players 18.8% of players 18.5% of players 18.1% of players 18.1% of players 17.9% of players 16.9% of players 15.7% of players 15.3% of players 15.1% of players 14.2% of players 13.9% of players 13.7% of players 13.4% of players 13.1% of players 12.5% of players 12.1% of players 10.8% of players 10.3% of players 10.3% of players 10.2% of players 10.2% of players 10.1% of players 9.9% of players 9.5% of players 9.2% of players 9.0% of players 8.9% of players 8.6% of players 8.1% of players 7.2% of players 7.0% of players 7.0% of players 7.0% of players 6.9% of players 6.7% of players 6.7% of players 6.6% of players 6.5% of players 6.3% of players 5.9% of players 5.8% of players 85.1% 0% most earned rarest
Almost everyone has
85.1%Piece of Swantopaz
84.1%The world beyond the lake
78.2%Swantopaz Level 1
Rarest badges of honor
1.5%Thanks to Spinel. —
1.7%Thanks to Clementine. —
1.7%Acquired all skills —

Latest official news

Developer announcements via the Steam news API — links go to the original posts. More across all games on the news hub.

Dec 01, 2025
Prequel “Odile: Black Duckling Tale” Officially Released

The prequel to Lullaby Days , titled Odile: Black Duckling Tale , has now been officially released. While it is somewhat shorter than Lullaby Days , it is an action-adventure game featuring multiple s

Sep 28, 2025
Demo Booth at Illustratfes 9

On October 3–4 , we’ll be running a demo booth for ✨ Lullaby Days ✨ at Illustration Festival 9 in KINTEX, Ilsan in Korea . Since its release, Lullaby Days has never had the chance to join an offline e

Sep 04, 2025
Lullaby Days Guidebook Release

The digital guidebook for Lullaby Days is now available! It’s packed with plenty of content to enjoy—most notably, it includes the required stats for every ending. You’ll also find detailed informatio

Jun 06, 2025
Prequel 'Odile: Black Duckling Tale' Early Access

Early access has been released for the prequel game 'Odele: Black Duckling Tale' from 'Lullaby Days'. 'Odile' tells the story of the past of Odile, a character who shared a world view with Lullaby Day

Nov 21, 2024
'Burning Beaver' booth operation

Hello, this is Sunflo Labs. We will participate in the game festival which will be held from November 29 to December 01 at Dongdaemun DDP in Seoul, Korea. Sunflow Labs and Solutena Studio will operate

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Screenshots

Official Steam store screenshots — click any shot to enlarge.

Facts & details

From the Steam store record, snapshot 2026-09-28.

GenresIndie, RPG, Simulation
Player tagsSimulation · Multiple Endings · Life Sim · Story Rich · Female Protagonist · RPG · Cute · Fantasy · Visual Novel · Magic · 2D · Choices Matter (SteamSpy community voting)
FeaturesSingle-player · Steam Achievements · Steam Trading Cards · Steam Cloud · Family Sharing
LanguagesKorean, English, Japanese
Achievements170
Minimum system requirements (PC)

Minimum: OS: Windows10 Processor: 2.6 GHz Intel® Core™ i5-750 Memory: 4 GB RAM Storage: 3 GB available space