SummaGrande: A Friendly Math Card Game for Two

10/20/2026, 5:10:54 PM

Release date: 10/20/2026

Tags: #casual #esports #card-game #3d #education #pvp #singleplayer #early-access

Reference prices

Japan

¥ 655 (JPY)

Steam JP

$4.99 (USD)

Steam Global

Check the requirements against my PC (item by item: confirmed / short / unknown. Nothing leaves your device)

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: ¥ 655
Global Price: $4.99
Price in Your Region: ¥655Prices as Steam lists them per country. What you are actually charged depends on your Steam account settings.Regional prices checked: 21 Oct 2026
Sale Status: Regular pricing
Price Checked At: 10/20/2026, 5:10:54 PM

Key highlight

SummaGrande is a casual math card game for two, where you combine number cards to hit targets, chain multipliers, and race the clock. Play solo vs AI or online with a friend.

Who this is for

Recommended for anyone who wants to make math fun, whether at school or at home, and for fans of casual competitive card games.

Details

Overview

SummaGrande is a casual card game that turns arithmetic into a head-to-head challenge. Developed and published by Marcin Kołacz, this Early Access title launched on October 20, 2026, and is available in English and Polish. The core idea is simple: combine number cards to reach a target value, chain multipliers for bigger scores, and race against the clock. Whether you're at school or at home, it's designed to make math feel like play.

Highlights

Two-player focus: Play solo against AI or challenge a friend online in PvP matches.
Educational twist: The game is tagged as Education, so it's built to reinforce arithmetic skills in a fun, engaging way.
Early Access release: Launched on October 20, 2026, with ongoing development likely to add more content and polish.

Who It's For

SummaGrande is perfect for parents, teachers, and anyone who wants to sharpen their mental math without feeling like they're studying. The casual, card-based format makes it approachable for kids, while the competitive PvP mode adds a layer of excitement for adults. If you enjoy quick, brain-teasing games that you can play in short bursts, this one fits the bill.

Game Info

Developer/Publisher: Marcin Kołacz
Genres: Casual, eSports, Card Game, 3D, Education, PvP
Modes: Single-player, Multi-player
Languages: English, Polish
Release Date: October 20, 2026 (Early Access)
Platform: Steam (PC)

SummaGrande is a fresh take on educational gaming, blending card game mechanics with real-time arithmetic challenges. It's a small, focused title that could become a staple in classrooms and living rooms alike.

Check the Steam listing for the latest updates and availability.