Apps Like O'der stack for iPhone and iPad
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Ranked alternatives
Showing 381–400 of 1,000 ranked alternatives.


Pythagoras
Roman Koksharov
Solve puzzles and visualize math concepts
Explore geometric shapes and their relationships. Manipulate puzzle pieces to form triangles and squares. Discover how areas relate to prove the Pythagorean Theorem visually. Save and share completed puzzles.





Tri-Go Math - Your math helper
Alejandro Apodaca
Calculate areas, solve trigonometry, and complete homework
Complete homework tasks with offline access and tools. Calculate areas and use basic and trigonometry calculators. Convert units and solve first- and second-degree equations. Additional features will be added soon.



WaterWisePro
WaterWisePro Training LLC
Calculate water flow and pressure
Calculate water distribution and treatment parameters with built-in formulas. Input data to determine flow rates, pressure drops, and chemical dosages. Save and export calculation results for reports. Sync with devices for field use.

ACO Financial
Spade Apps, LLC
Financial accounting formulas and calculators.
The app offers students key formulas and calculators for Principles of Financial Accounting. It also includes a notes section for class or review.





My Physics Calculator
V PUGAZHENTHI
Calculate and engineering parameters
Allows users to perform calculations for and engineering parameters. It includes formulas and definitions for each calculation. Users can compute force, friction, centripetal force, work, power, displacement, and more.



Calculator & AI Math Solver
AppManage LLC
Calculate, edit, and track equations
Perform basic and complex calculations with a minimalist interface. Large buttons and a display show current input and calculation history. Supports portrait and landscape orientation. Includes AI-powered problem-solving for advanced operations.

How we rank alternatives
Apps are ranked by functional similarity, category fit, rating confidence, and popularity.