Out now

31st prototype

Developed by STEAM STREET · Published by STEAM STREET

Adventure
StatusOut now ReleaseMay 4, 2021 Price$1.59

At a glance

PlatformsWindows
ModesSingle-player
Price$1.59
StatusOut now
Early accessNo
Languages4

Overview

An adventure game by STEAM STREET, published by STEAM STREET — single-player.

Steam’s own one-line description: “This is a steampunk puzzle game. player use ↑↓←→to control the robot,press Z/ENTER/SPACE to explore the map, and press X/ESC to save game The frame is sketch style, let you immerse the retro atomospher.” — developer/publisher text via the Steam store page.

Reception & community

Steam reviewsPositive — 100% positive of 12
Owners (est.)100000 – 200000
Player-voted tags:SteampunkPuzzleHand-drawnOld SchoolRobotsDramaStylizedRetroAdventureExplorationMysteryAnime

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 31st prototype.

FeatureSupported
Single-playerYes
MultiplayerNo
Co-opNo
Online co-opNo
PvPNo
Cross-platform multiplayerNo
Full controller supportNo
Partial controller supportNo
Steam Cloud savesNo
Steam AchievementsNo

System requirements (PC)

As published on the Steam store page. Requirements can change between updates.

Minimum

  • OS *: Microsoft® Windows® 7/8/8.1/10 (32bit/64bit)
  • Processor: Intel Core2 Duo or better
  • Memory: 4 GB RAM
  • Graphics: OpenGL 4.1 capable GPU
  • DirectX: Version 9.0
  • Storage: 300 MB available space
  • Sound Card: all OK
  • Additional Notes: Need run STEAM

Supported languages (4)

Simplified ChineseEnglishJapaneseTraditional Chinese

31st prototype 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 31st prototype?

Steam classifies 31st prototype as a Adventure game, developed by STEAM STREET. This is a steampunk puzzle game. player use ↑↓←→to control the robot,press Z/ENTER/SPACE to explore the map, and press X/ESC to save game The frame is sketch style, let you immerse the retro atomospher.

How much does 31st prototype cost?

As of June 2026, Steam lists 31st prototype at $1.59. Prices and regional pricing change — check the Steam page for the current figure.

Is 31st prototype single-player or multiplayer?

Steam lists these modes for 31st prototype: Single-player. It lists a single-player mode.

Is 31st prototype on PlayStation, Xbox, or Switch?

Our data comes from the Steam (PC) store, which lists 31st prototype for Windows. Console availability isn’t in our Steam-sourced data — check the official site or the console store.

Is 31st prototype out yet?

Yes — Steam lists a release date of May 4, 2021.

What platforms is 31st prototype on?

31st prototype 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 31st prototype single-player or multiplayer?

Steam lists these modes: Single-player.

How much does 31st prototype cost?

Steam lists it at $1.59.

Who made 31st prototype?

31st prototype is developed by STEAM STREET and published by STEAM STREET.

Where to get 31st prototype

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 · official site. Not affiliated with Valve/Steam, STEAM STREET.