Showing 81–100 of 1,000 ranked alternatives.
Nidal Fakhouri
Calculate in binary, hex, and decimal simultaneously
Convert numbers between binary, hexadecimal, and decimal bases. Display all three bases simultaneously. Switch input modes and see results in all bases. Perform arithmetic, logic, and bitwise operations. Support unsigned and 2’s complement numbers.
fishdog.net, LLC
Play cards, match numbers, switch colors
Play card game with 3 computer opponents. Match numbers, letters, or colors. Play 8 card to change color. Use Mau Mau rules with Lose a Turn, Take a Card, and Switchback cards.
Thinh Ho
Practice with timed quizzes and adjustable difficulty
Offers arithmetic practice for grades 1 through 5. Users can solve addition, subtraction, multiplication, and division problems with adjustable difficulty. Timed quizzes test speed and accuracy.
Ninicode Inc.
Practice arithmetic with column format
Practice mental arithmetic with addition, subtraction, multiplication, division, and mixed modes. Use 1 to 5 digit numbers in column format. Track daily scores and view progress graphs. Compete in rankings via Game Center.
Wai Kwong Lee
Calculate with constants and memory
SFX- performs basic arithmetic operations and allows calculations with a fixed constant. It includes non-volatile and volatile memory storage. It supports fraction and percentage calculations, linear regression, and statistical functions.
Peikun Duan
Solve equations in 24 seconds
Solve puzzles by combining four numbers with arithmetic operations to reach 24. Users can customize difficulty levels, track progress, and challenge friends. Features include hints, a timer, and a variety of number combinations.
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