Supernova Idle: Grow Your Black Hole into a Cosmic Monster

8/21/2026, 7:49:19 AM

Release date: 7/22/2026

Tags: #idler #incremental #arcade #2d #relaxing #linear #casual #sci-fi

User Reviews

Score: 80%5 user reviews
Review Count: 5 reviews
Fetched At: 8/21/2026, 7:49:19 AM

Reference prices

Japan

¥ 350 (JPY)

Steam JP

$2.99 (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: ¥ 350
Global Price: $2.99
Price in Your Region: ¥ 350Prices 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: 8/25/2026, 12:00:39 PM

The price snapshot and review snapshot differ by about 100 hours. Because they are not always refreshed at the same time, confirm the latest Steam listing before making a purchase decision.

Key highlight

Devour matter, evolve your black hole, and unleash supernovas for permanent upgrades in this casual idle game by Babaktin. Switch between manual and auto modes for a relaxing, power-growth focused cosmic journey.

Who this is for

Recommended for players who want to experience a grand cosmic scale of destruction and reconstruction in an accessible idle game. No complex controls are needed; simply watching your black hole grow is enjoyable.

Details

Overview

Supernova Idle invites players into a cosmic journey where the goal is to devour everything in sight, evolve a humble black hole into a universe-shattering entity, and unleash supernovas to reset the cosmos. This casual idle game, developed and published by Babaktin, focuses on a clean progression system with permanent upgrades that persist even after universe resets. The gameplay loop is designed to be relaxing and satisfying, offering a clear sense of power growth without complex micromanagement.

Highlights

Core Gameplay: Absorb matter, grow your black hole, and strategically unleash supernovas for permanent power-ups.
Player Choice: Seamlessly switch between manual control for active engagement or full auto mode for a truly idle experience.
Dynamic Events: Unlock and trigger Cosmic Events that can randomly grant bonus resources, boost matter spawns, or instantly clear the screen.

Who It's For

Supernova Idle is perfect for players who enjoy incremental and idle games with a satisfying progression curve. If you're looking for a relaxing experience that offers a clear sense of accomplishment and power fantasy without demanding constant attention, this game is a great fit. Its simple mechanics and sci-fi theme also appeal to casual gamers seeking a low-stress way to engage with a game.

Game Info

Developed and published by Babaktin, Supernova Idle offers a single-player experience with Steam Achievements. The game supports mouse-only input and can be played without timed inputs, making it accessible and easy to pick up. It was released on July 22, 2026, and is available in multiple languages, including English, Spanish, Japanese, Korean, Simplified Chinese, French, and German.