Codebreaker - Tumbrix
InfinityAkhi Puzzle In-app purchases Contains ads
Codebreaker: crack the code of three daily vaults in a number guessing puzzle.
- Price
- Free
- In-app purchases
- Updated
- Nov 10
- 2026 · v1.0.1
Screenshots
About Codebreaker - Tumbrix
Tumbrix is a codebreaker game with three new vaults every day. Crack the code in as few tries as you can: type a guess, and brass pins tell you how many digits are right and how many sit in the wrong place.
It plays like the classic code-breaking game and the old pen and paper number guessing game bulls and cows, with digits instead of colored pegs and a clear guide from the first try.
THREE DAILY VAULTS
• Brass: 4 digits from 1 to 6, no repeats, 8 tries
• Steel: 4 digits from 1 to 8, repeats allowed, 10 tries
• Gold: 5 digits from 0 to 9, repeats allowed, 12 tries
• New vaults every day at midnight, the same for everyone, so your daily puzzle result compares with your friends
A LOGIC PUZZLE THAT EXPLAINS ITSELF
• Filled pin: right digit, right place. Hollow ring: right digit, wrong place. Shape and color both differ, so the pins stay easy to read
• A counter shows how many codes still fit all your clues, so you see what every try taught you
• Notes: strike out a digit or mark it as sure
• How to play with a worked example and three tips, any time from the menu
• No timer. Every move is saved at once, close the app and pick up where you left off
TRAINING WITHOUT LIMITS
Want more than the daily puzzle? Training gives you endless vaults in all three levels to sharpen your number guessing game skills.
STREAKS AND SHARING
• Day streak, best streak and statistics with tries per vault
• Share your result as a short text with your try curve, without giving away the code
• Optional daily reminder when new vaults are ready, silent if you already played
FREE WITH ADS
• 3 daily vaults every day
• Training in all three levels, unlimited
• 1 free hint a day, more hints or +2 tries by watching a short video
• Ads never interrupt a vault: full-screen ads appear between vaults and when you return after a longer break; videos only when you start them
• A banner ad at the bottom of the home screen
TUMBRIX PRO: ONE-TIME PURCHASE, NO SUBSCRIPTION
• No ads, ever
• 3 hints every day without a video
• The full archive of every past daily vault
• Logic check: warns you before a try that cannot be the code
• Master vault: 6 digits from 0 to 9, a million possible codes, 14 tries
• Build your own lock: 3 to 6 digits from 1 to 6, 1 to 8 or 0 to 9, with or without repeats
• +2 tries once per vault without a video
Pay once through Google Play, nothing renews.
Tumbrix is a codebreaker game for anyone who likes Sudoku, bulls and cows or a quick logic puzzle on the train. Crack the code, keep your streak and come back tomorrow for three new vaults.
Questions or ideas: [email protected]
It plays like the classic code-breaking game and the old pen and paper number guessing game bulls and cows, with digits instead of colored pegs and a clear guide from the first try.
THREE DAILY VAULTS
• Brass: 4 digits from 1 to 6, no repeats, 8 tries
• Steel: 4 digits from 1 to 8, repeats allowed, 10 tries
• Gold: 5 digits from 0 to 9, repeats allowed, 12 tries
• New vaults every day at midnight, the same for everyone, so your daily puzzle result compares with your friends
A LOGIC PUZZLE THAT EXPLAINS ITSELF
• Filled pin: right digit, right place. Hollow ring: right digit, wrong place. Shape and color both differ, so the pins stay easy to read
• A counter shows how many codes still fit all your clues, so you see what every try taught you
• Notes: strike out a digit or mark it as sure
• How to play with a worked example and three tips, any time from the menu
• No timer. Every move is saved at once, close the app and pick up where you left off
TRAINING WITHOUT LIMITS
Want more than the daily puzzle? Training gives you endless vaults in all three levels to sharpen your number guessing game skills.
STREAKS AND SHARING
• Day streak, best streak and statistics with tries per vault
• Share your result as a short text with your try curve, without giving away the code
• Optional daily reminder when new vaults are ready, silent if you already played
FREE WITH ADS
• 3 daily vaults every day
• Training in all three levels, unlimited
• 1 free hint a day, more hints or +2 tries by watching a short video
• Ads never interrupt a vault: full-screen ads appear between vaults and when you return after a longer break; videos only when you start them
• A banner ad at the bottom of the home screen
TUMBRIX PRO: ONE-TIME PURCHASE, NO SUBSCRIPTION
• No ads, ever
• 3 hints every day without a video
• The full archive of every past daily vault
• Logic check: warns you before a try that cannot be the code
• Master vault: 6 digits from 0 to 9, a million possible codes, 14 tries
• Build your own lock: 3 to 6 digits from 1 to 6, 1 to 8 or 0 to 9, with or without repeats
• +2 tries once per vault without a video
Pay once through Google Play, nothing renews.
Tumbrix is a codebreaker game for anyone who likes Sudoku, bulls and cows or a quick logic puzzle on the train. Crack the code, keep your streak and come back tomorrow for three new vaults.
Questions or ideas: [email protected]
What’s new
Version 1.0.1 · Updated November 10, 2026
Stability: reward videos now reliably pay out your extra hint or +2 tries.
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