Showing 1–20 of 1,000 ranked alternatives.
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.
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.
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.
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.
Ginkgo Academy
Memorize facts with flashcards
Teaches techniques and mnemonics for improved retention. Allows users to practice exercises and track progress. Includes customizable study sessions and flashcards for review. Offers guided mental exercises to enhance cognitive abilities.
Poimena
Memorize verses with flashcards and games
Memorize verses using flashcards with spaced repetition. Play games. Listen to audio verses. Share progress with others. Track learning progress with built-in tools.
DigitAlchemy LLC
Calculate fractions, add, subtract, divide, multiply, convert
Calculate fractions with addition, subtraction, multiplication, and division. Convert fractions to decimals. Adjust recipe quantities for different serving sizes. Review math problems and convert measurements between cups and teaspoons.
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.
Alexander Talreja
Practice quizzes, track progress, refine skills
Practice trivia with real competition-style questions. Test reflexes in tossup rounds. Use flashcards for knowledge reinforcement. Track progress with performance stats. Export results and share scores.
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.
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