Codex Numbers
Educational math game
About
A logic puzzle game where players race to guess their opponent's secret code before they guess yours. Offers single-player against AI and online multiplayer modes with scoring and leaderboards.
What's New in Codex Numbers
1.6.0
January 16, 2026
Codex Numbers is now available!
In-App Purchases
$1.99
No Ads (Remove all ads)
Removes all ads from app
Developer apps
FAQ
What is Codex Numbers?
Codex Numbers is an educational math and logic game where players try to guess their opponent's secret code in the fewest steps. It features single-player AI modes and online multiplayer against friends or random opponents.
How do I play Codex Numbers?
The goal is to guess your opponent's secret code. Green indicates a correct digit in the correct place, while red indicates a correct digit in the wrong place. You can practice in training mode or play against AI and other players.
Does Codex Numbers have ads?
Yes, Codex Numbers contains advertisements. Players can purchase advantageous online game packages to play without interruptions and ads.
What devices does Codex Numbers support?
Codex Numbers is available for iPhone, iPad, and iPod. It is designed for iOS devices.
Is Codex Numbers free to play?
Yes, Codex Numbers is free to download and play. It offers in-app purchases for game credits and ad-free packages.
How often is Codex Numbers updated?
The latest version of Codex Numbers is 1.6.0, last updated on January 16, 2026. Updates typically bring new features, bug fixes, and performance improvements.
What is the age rating for Codex Numbers?
Codex Numbers has an age rating of 4+, making it suitable for young players and families. The game's mechanics are easy to learn but offer strategic depth.
Can I play Codex Numbers offline?
While online multiplayer requires an internet connection, you can play against the Artificial Intelligence players in single-player modes, which can be done offline.
