Solitaire Zero 21: A Family-Friendly Card Puzzle Adventure

8/27/2026, 12:34:30 AM

Release date: 8/29/2025

Tags: #casual #card-game #puzzle #solitaire #2d #colorful #education #family-friendly

Reference prices

Japan

¥ 230 (JPY)

Steam JP

$1.99 (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: ¥ 230
Global Price: $1.99
Price in Your Region: ¥ 230-75%Prices 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: On sale
Price Checked At: 8/30/2026, 7:26:24 PM

Key highlight

Check the review panel on this page or the Steam listing for the latest user review trend. Featuring colorful 2D graphics and multiplayer, it offers a unique puzzl

Who this is for

If you're looking for a mentally engaging card game to enjoy with family and friends, Solitaire Zero 21 is a great pick. Its simple yet deep strategy offers a relaxing yet challenging experience.

Details

Overview

Solitaire Zero 21 offers a fresh take on the classic card game genre, blending strategic thinking with accessible gameplay suitable for all ages. Developed by NYX Digital Ltd and published by Funbox Media Ltd, this title presents a unique challenge where players must manage their score within a tight numerical range to succeed.

Highlights

Unique Scoring Mechanic: The core gameplay revolves around keeping your deck score between 1 and 20, avoiding the game-ending outcomes of hitting 0 or 21 or more.
Strategic Card Play: Players select cards featuring addition or subtraction sums, carefully applying the mathematical operations to their current score to navigate the playing field.
Family-Friendly Fun: With its colorful 2D presentation and straightforward rules, Solitaire Zero 21 is designed to be an engaging experience for the entire family, featuring Steam Achievements and Family Sharing.

Who It's For

This game is perfect for players who enjoy casual card games, puzzles, and brain teasers. Its educational undertones make it a great choice for families looking for an entertaining yet mentally stimulating activity. If you appreciate colorful visuals and a straightforward objective with a strategic twist, Solitaire Zero 21 should be on your radar.

Game Info

Solitaire Zero 21 is a casual card game with puzzle elements, presented in a vibrant 2D style. It supports multiple languages, including English, French, Italian, German, and Spanish. The game features multiplayer capabilities and Steam Achievements, enhancing the overall player experience. It was released on August 29, 2025, and is suitable for all ages.