Sundy Stairway
Developed by Yun Seven · Published by Yun Seven
At a glance
Overview
An indie, rpg game by Yun Seven, published by Yun Seven — single-player.
Steam’s own one-line description: “Join Sunday, a 14-year-old boy who moves with his family to Calendar Town, where mysterious deaths and suicide cases seem to occur. Tragedy will come when one of his relatives is found dead in his home. Help Sunday and his friends on this visual novel rpg with dreamcore and aesthetic style.” — developer/publisher text via the Steam store page.
Reception & community
Review sentiment, ownership and peak-concurrent estimates via SteamSpy; tags are player-voted on Steam. Estimates change over time.
Features & modes
Derived from the gameplay modes and feature categories Steam lists for Sundy Stairway.
| Feature | Supported |
|---|---|
| Single-player | Yes |
| Multiplayer | No |
| Co-op | No |
| Online co-op | No |
| PvP | No |
| Cross-platform multiplayer | No |
| Full controller support | No |
| Partial controller support | No |
| Steam Cloud saves | No |
| Steam Achievements | Yes |
System requirements (PC)
As published on the Steam store page. Requirements can change between updates.
Minimum
- OS: 10
- Processor: i3
- Memory: 4 GB RAM
- Graphics: Any
- Storage: 2 GB available space
Supported languages (4)
Sundy Stairway FAQ
Answered from the official Steam listing as of June 2026. Where something hasn't been announced, we say so rather than guess.
What kind of game is Sundy Stairway?
Steam classifies Sundy Stairway as a Indie, RPG game, developed by Yun Seven. Join Sunday, a 14-year-old boy who moves with his family to Calendar Town, where mysterious deaths and suicide cases seem to occur. Tragedy will come when one of his relatives is found dead in his home. Help Sunday and his friends on this visual novel rpg with dreamcore and aesthetic style.
How much does Sundy Stairway cost?
As of June 2026, Steam lists Sundy Stairway at $6.49. Prices and regional pricing change — check the Steam page for the current figure.
Is Sundy Stairway single-player or multiplayer?
Steam lists these modes for Sundy Stairway: Single-player. It lists a single-player mode.
Is Sundy Stairway on PlayStation, Xbox, or Switch?
Our data comes from the Steam (PC) store, which lists Sundy Stairway for Windows. Console availability isn’t in our Steam-sourced data — check the official site or the console store.
Is Sundy Stairway out yet?
Yes — Steam lists a release date of May 4, 2025.
What platforms is Sundy Stairway on?
Sundy Stairway is listed for Windows on the Steam (PC) store. Console availability isn't covered by Steam's PC store data — check the official channels.
Is Sundy Stairway single-player or multiplayer?
Steam lists these modes: Single-player.
How much does Sundy Stairway cost?
Steam lists it at $6.49.
Does Sundy Stairway have achievements?
Yes — Steam lists 53 achievements for Sundy Stairway.
Who made Sundy Stairway?
Sundy Stairway is developed by Yun Seven and published by Yun Seven.
Where to get Sundy Stairway
We don't sell games or track prices — this links to the official Steam store page.
View on Steam →Listing details from Valve's public Steam store data. Not affiliated with Valve/Steam, Yun Seven.