Planet Keeper Program: Retro Space Defense Strategy

8/23/2026, 7:34:12 AM

Release date: 4/22/2026

Tags: #idler #casual #retro #pixel-graphics #strategy #simulation #space #arcade

User Reviews

Score: 100%Positive
Review Count: 14 reviews
Fetched At: 8/23/2026, 7:34:12 AM

Reference prices

Japan

¥ 790 (JPY)

Steam JP

$5.99 (USD)

Steam Global

Live Store Snapshot

Body text may reflect the state at publication time. For the latest sale, price, and review changes, prioritize the live price panel, review panel, and the Steam store listing.

Japan Price: ¥ 790
Global Price: $5.99
Price in Your Region: ¥ 790Prices as Steam lists them per country. What you are actually charged depends on your Steam account settings.Regional prices checked: 30 Aug 2026
Sale Status: Regular pricing
Price Checked At: 8/27/2026, 3:45:14 PM

The price snapshot and review snapshot differ by about 104 hours. Because they are not always refreshed at the same time, confirm the latest Steam listing before making a purchase decision.

Key highlight

Defend Earth in Planet Keeper Program, a retro pixel-art strategy and simulation game by Robo-Human Studios. Manage resources, build defenses, and engage in multiplayer battles.

Who this is for

The fate of Earth rests in your hands! Embark on an epic battle to protect humanity from impending threats in Planet Keeper Program, where retro aesthetics meet strategic gameplay.

Details

Overview

Planet Keeper Program is a retro-styled strategy and simulation game where players are tasked with defending Earth against various threats. Developed and published by Robo-Human Studios, this title immerses players in a critical mission to prepare humanity for extraterrestrial dangers.

Highlights

Retro Pixel Graphics: Experience a charming, nostalgic visual style reminiscent of classic arcade games.
Strategic Resource Management: Players must carefully allocate resources to build the best possible defense against escalating threats.
Multiplayer and Achievements: Engage in multiplayer battles and unlock Steam Achievements, adding replayability and competitive depth.

Who It's For

This game is ideal for players who enjoy idle and casual games with a strategic twist. Fans of retro aesthetics, pixel art, and space-themed simulations will find a lot to love here. If you appreciate games that require thoughtful planning and resource management, Planet Keeper Program offers a compelling challenge.

Game Info

Developed by Robo-Human Studios, Planet Keeper Program falls into the Idler, Casual, Retro, Strategy, and Simulation genres. It features multiplayer support and Steam Achievements, with a release date of April 22, 2026. The game is available in English and Arabic.