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Apps in this category may contain mild or occasional cartoon, fantasy or real-life violence, as well as occasional or mild adult, sexually suggestive or horrifying content and may not be suitable for children under 9 years of age.
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About MegaDecoder

MegaDecoder is a Mastermind-style logic puzzle: deduce a hidden color code using feedback after every guess. Version 1.2 brings a full redesign—meet Codey, play clearer boards, and build habits with daily puzzles and streaks.

HOW YOU PLAY
• Place colored pegs and submit guesses
• Read feedback: right color + right spot, or right color + wrong spot
• Solve before you run out of attempts
• 100 levels across Easy, Medium, and Hard paths

WHAT'S NEW IN 1.2
• Fresh visual design with Codey, warm colors, and chunky controls
• Onboarding walkthrough for new players
• Home screen with Daily Challenge, streak strip, and level path
• Streak tab with calendar, freeze progress, and milestones (signed-in players)
• Redesigned play screen, win/lose flows, profile, settings, and share card
• Color picker sheet to swap pegs faster
• Profile stats, achievements, and weekly activity chart

DAILY CHALLENGE
Everyone gets the same puzzle each day. Crack it, compare your tries, and share a result card with friends.

STREAKS & PROGRESS
Sign in to track your daily streak, view your month at a glance, and work toward milestone rewards. Guest players can enjoy the core game without an account.

PLAY YOUR WAY
• Play as guest (levels 1–3) or create a free account to unlock the full path and sync progress
• English, Español, and Català
• Light, dark, or automatic theme
• Optional Remove Ads in-app purchase
• Share your daily or level result (Copy, WhatsApp, Stories, and more)

Whether you have five minutes or an hour, MegaDecoder is built for quick, satisfying logic wins. Download and crack today's cipher.
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What's New in the Latest Version 1.2.1

Last updated on May 26, 2026
Old Versions
What's New in Version 1.2.1

NEW LOOK & FEEL
• Fresh Codey-themed redesign — warm colors, chunky buttons, and a clearer play experience
• New onboarding walkthrough for first-time players
• Redesigned home with Daily Challenge, streak strip, and level path
• New Streak tab — calendar, streak freezes, and milestones (signed-in players)
• Redesigned game board, win & lose screens, profile, settings, and share card

MORE TO PLAY
• 300+ campaign levels across Easy, Medium, and Hard — much more path to master

DAILY & STREAKS
• Daily Challenge on Home — same puzzle worldwide, edition number, and reset countdown
• See how many players are on today’s puzzle
• Compact daily summary when you’re done — jump back to your level path faster
• Track your streak and share results with friends

IMPROVEMENTS
• Color picker sheet for faster peg swaps
• Clearer hard-mode colors on the board
• Profile stats, achievements, and weekly activity chart
• Settings refresh — theme, sound, language (English, Español, Català), and notification nudges
• Share card export for Copy, WhatsApp, Stories, and more

BUG FIXES
• Home scroll position restores after playing a level
• Win flow and next-level navigation improvements
• Purchase restoration and Remove Ads reliability improvements
• Stability and performance fixes

Thanks for playing MegaDecoder!
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Version History
1.2.1
May 26, 2026
What's New in Version 1.2.1

NEW LOOK & FEEL
• Fresh Codey-themed redesign — warm colors, chunky buttons, and a clearer play experience
• New onboarding walkthrough for first-time players
• Redesigned home with Daily Challenge, streak strip, and level path
• New Streak tab — calendar, streak freezes, and milestones (signed-in players)
• Redesigned game board, win & lose screens, profile, settings, and share card

MORE TO PLAY
• 300+ campaign levels across Easy, Medium, and Hard — much more path to master

DAILY & STREAKS
• Daily Challenge on Home — same puzzle worldwide, edition number, and reset countdown
• See how many players are on today’s puzzle
• Compact daily summary when you’re done — jump back to your level path faster
• Track your streak and share results with friends

IMPROVEMENTS
• Color picker sheet for faster peg swaps
• Clearer hard-mode colors on the board
• Profile stats, achievements, and weekly activity chart
• Settings refresh — theme, sound, language (English, Español, Català), and notification nudges
• Share card export for Copy, WhatsApp, Stories, and more

BUG FIXES
• Home scroll position restores after playing a level
• Win flow and next-level navigation improvements
• Purchase restoration and Remove Ads reliability improvements
• Stability and performance fixes

Thanks for playing MegaDecoder!

MegaDecoder FAQ

Click here to learn how to download MegaDecoder in restricted country or region.

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