Showing 1–20 of 1,000 ranked alternatives.
SUPERSONIC STUDIOS LTD
Collect digits, build towers, battle cards
Collect digits to form the largest number and earn in-game currency. Use earned money to build tower barracks. Deploy soldiers in a battle card game to fight and progress.
Staple Games, LLC
Play and solve puzzles
Solve puzzles by filling 9×9 grids with digits 1-9. Choose from four difficulty levels. Store notes for possible numbers. Use hints to fill missing digits. Complete daily challenges. Clear grids when all numbers are placed.
Tim O's Studios, LLC
Play Sudoku and solve puzzles
Play Sudoku to challenge your mind with a 9×9 grid. Fill rows, columns, and 3×3 sub-grids with digits 1–9. Choose from easy, medium, hard, or expert levels. Disable numbers after all instances are entered. Use note-taking and hints when needed.
ARAPPDEV
Remember , repeat , win game
Test visual and auditory memory by recalling and re-entering a using a nine-digit keyboard. The length increases each round, and your score improves with faster correct guesses.
Rebecca Skinner
Combine numbers to reach the target
Play a numbers by combining 6 given numbers using addition, subtraction, multiplication, and division to reach a target . Join numbers to create new values and solve puzzles.
Peter Li
Memorize with color and music
Memorize of pi using color and musical notes for enhanced recall. View numbers in chunks with customizable pages and lines. Compete on leaderboards and earn achievements. Practice daily for improved retention.
Oscar Tsang
Of pi with ease
Of π with customizable sequences and repetition reminders. Track progress with daily goals and review sessions. Export memorized as text or share via social media.
Greg Deterding
Recite pi, track progress, challenge others
Learn and memorize the digits of pi with interactive training sessions. Practice reciting pi in increments, set personal goals, and track progress over time. Access a vast database of pi digits for unlimited practice.
MalangGames Corp.
Play and online
Play a guessing game where users guess a 3 or 4 digit secret . Receive "Bull" for correct digits in the right position and "Cow" for correct digits in the wrong position.
Conifer Limited
Merge numbers, match blocks, unlock puzzles
Play a numerical block puzzle game to match and merge number blocks, unlocking larger digits and increasing difficulty. Track progress through levels and refine mental agility with minimalist design and challenging gameplay.
Hirokazu Komatsu
Learn addition and subtraction with Soroban
Learn addition and subtraction using a Soroban . Move beads to perform calculations. Practice basic math operations. Track progress with interactive exercises. Sync with devices for continued learning.
瑞锋 于
Play puzzles online
Play by filling a 9x9 grid with numbers 1-9. Ensure each row, column, and 3x3 section contains unique digits. Choose difficulty levels and track progress across multiple games.
Apps are ranked by functional similarity, category fit, rating confidence, and popularity.