Crack the hidden 4-peg color code in 10 guesses or fewer. Black pegs mean right color, right spot; white pegs mean right color, wrong spot.
⚫ = right color, right position ⚪ = right color, wrong position
Über & Funktionsweise
Discover how Mastermind executes your workflow locally in your browser with zero server uploads and total privacy.
Mastermind on Neranjan Tools is an ultra-fast, client-side utility crafted to deliver professional-grade processing without the privacy risks or upload delays of traditional cloud services. Whether handling sensitive business contracts, personal photos, or code snippets, you can accomplish your task in seconds.
Unlike conventional web converters that upload your confidential files to remote third-party servers, this tool operates 100% inside your browser's local sandbox using HTML5 Canvas, WebAssembly, and modern JavaScript engines. Your files are loaded into your device's memory, processed instantly by your local CPU and GPU, and saved directly to your disk, ensuring zero data leaks, zero server logging, and immunity to malware execution.
Schritt-für-Schritt-Anleitung
Click Start
Press Start and the game secretly picks a hidden sequence of 4 pegs from 6 possible colors (colors can repeat).
Make a Guess
Select 4 colors in order to form your guess, then submit it.
Read the Feedback
A black peg means a color is correct and in the right position; a white peg means a color is correct but in the wrong position. Use this feedback to narrow down the code within 10 guesses.
Keine Serverspeicherung
Files never leave your device. Complete immunity from server breaches or data leaks.
Sofortige Leistung
Immediate processing powered by your local device hardware with zero upload wait times.
Alle Geräte unterstützt
Works smoothly on iOS, Android, macOS, Windows, and Linux across all modern browsers.
100 % für immer kostenlos
No hidden subscriptions, no credit card forms, and unlimited free daily usage.
100 % clientseitige Datenschutzgarantie
Neranjan Tools guarantees that Mastermind processes your data purely in your browser memory. We never store, log, or inspect your files, protecting you fully against virus uploads and data breaches.
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