Transpose prescriptions and calculate lens parameters
Transpose prescriptions and calculate compensated powers for tilt and vertex distance. Estimate blank size and lens thickness. View detailed equations and study references for additional insights.
by Luka Kovac★ 0.00 ratingsUtilitiesFreeData updated 2026-09-06
Calculate consumption and efficiency to estimate travel costs and needs. Input distance and used to determine economy. Choose between imperial or US customary units. Adjust settings for different regions and vehicle types.
Allows users to graph mathematical equations in 2D, 3D, and 4D with animations. It supports vectors, matrices, trigonometric functions, and complex numbers. Users can plot cartesian, polar, and parametric equations.
Calculate loan payments, estimate savings growth, and determine investment returns. Input variables like principal, interest rate, and time. Access calculators for home loans, gold loans, FD interest, and government schemes.
Solve problems by snapping photos. Receive step-by-step explanations and multiple solving methods. Access interactive graphs and a scientific calculator. View how-to animations for each solution.
Calculate Total Dynamic Head, Net Positive Suction Head, and Friction Loss. Save and share calculation results. Suggest pumps from a catalog based on system needs. Function without internet connection on Apple devices.
Identify coins by snapping a photo or uploading an image. AI recognizes the and provides details like name, country, year, and type. Estimate market value and access a global database for instant information.
Calculate quantity, boxes needed, and estimated cost for floors or walls. Account for grout gaps and input dimensions or pre-known sizes. Provide cost estimates based on material prices.
Solve problems by snapping photos or typing questions. Get instant solutions with detailed explanations. Explore the periodic table with interactive elements. Track progress with built-in quizzes and practice exercises.
Write directly on the screen with smooth ink and customizable pen settings. Redo and undo actions are available. Delete all content with one tap. Share or save as an image. Use eraser and ruler tools. Dark mode is supported. All features are free.
Create custom laser-cut boxes by defining size, material, and joint style. Add a lid and customize its fit and appearance. Preview the layout and export as SVG or PDF for further processing.
Solve math, biology, physics, chemistry, nursing, economics, and history problems with AI-powered step-by-step guidance. Type or snap a photo of equations or questions for instant answers.
Calculate feet using length, width, and thickness in feet, inches, centimeters, meters, or yards. Input quantity for total feet. Convert between imperial and metric units in real time.
Calculate for steel, aluminum, copper, brass, stainless steel, and more. Input dimensions and material type to estimate . Supports multiple shapes including sheets, bars, and pipes. Save and export calculation results.