Flipudoku
Quick guide
Welcome
Play Classic Sudoku or Flipudoku — same Sudoku rules, two ways to enjoy them. Flipudoku adds a twist: All starting numbers are hidden behind an F.
Hidden givens
Play smart
A few habits make Flipudoku feel smooth and satisfying.
Quick setup
Before you start, please confirm the basics.
Privacy & terms
Read about privacy & terms
Your game progress stays on your device. Usage statistics are optional. When you continue, Google will ask for your advertising privacy choices if needed. You can change your choices later in Settings.
Flipudoku
Choose your game
Coming soon
MONTHLY CUP
September 2026
0 / 30 completed
September 2026
Missed days can be unlocked with a rewarded video. Catch-ups count toward the cup, never toward your streak.
Special events
Limited-time cups
Special Event
Event Cup
S SudokuF FlipudokuDifficulty increases along the path
Undo
Notes: Off
Hint (3)
Mistakes: 0/3
Flipudoku
Achievements
SUDOKU DAILY STREAK
🔥 0 days
• Next badge at 1 days
BEST STREAK
0 days
THIS WEEK
0 / 7 days
DAILY PLAYED
0 games
Play today’s Daily Challenge to keep the streak alive.
Miss a day and it resets to 0.
TOTAL WINS
0
PERFECT GAMES
0
WITH NOTES
0
Avg time · Easy—
Avg time · Medium—
Avg time · Hard—
Avg time · Expert—
Best time · Easy—
Best time · Medium—
Best time · Hard—
Best time · Expert—
Longest streak ever—
🏆 Monthly Cups
FLIPUDOKU DAILY STREAK
🔥 0 days
• Next badge at 1 days
BEST STREAK
0 days
THIS WEEK
0 / 7 days
DAILY PLAYED
0 games
Play today’s Daily Challenge to keep the streak alive.
Miss a day and it resets to 0.
TOTAL WINS
0
PERFECT GAMES
0
TOTAL FLIPS
0
Avg time · Easy—
Avg time · Medium—
Avg time · Hard—
Avg time · Expert—
Best time · Easy—
Best time · Medium—
Best time · Hard—
Best time · Expert—
Longest streak ever—
🏆 Monthly Cups
Trophy Room
0 cups earned
Flipudoku
Settings