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1822 apps · Showing 1–96
Data & Calculators
1822 appsData & Calculators: Functions & Curves
Data & Calculators: Compare Data
PNG · CreateBubble Chart MakerCompare x, y, and size at once, with labels and groups that make every bubble easy to inspect.PNG · CreateCSV Scatter Plot MakerPaste x and y values, colour points by group, and spot clusters, gaps, and unusual results.PNG · CreateError Bar Chart MakerPlot measured values with plus-or-minus error bars so uncertainty stays visible beside each result.PNG · CreateMulti-Series Line Chart MakerDraw one or more ordered lines from CSV data and compare how each series rises or falls.
Data & Calculators: Distributions
PNG · CreateBox Plot MakerCompare medians, quartiles, ranges, and unusual points across one or more groups.PNG · CreateHistogram MakerGroup measurements into bins and see where values gather, spread out, or form more than one peak.PNG · CreateViolin Plot MakerShow the full density shape of grouped measurements while keeping the median and inner box visible.
Data & Calculators: Grids & Fields
PNG · Analyze2D Density Contour Plot MakerEstimate where x and y observations gather and show their density as filled contour bands.PNG · CreateContour Plot MakerTurn gridded measurements into smooth contour bands that reveal peaks, valleys, and boundaries.PNG · CreateMatrix Heatmap MakerConvert row, column, and value data into a colour grid with hover values and a clear scale.
Data & Calculators: 3D Science
PNG · Create3D Scatter Plot MakerPlot x, y, and z values in a rotatable space, then colour groups and inspect point labels.PNG · Create3D Surface Function PlotterType a two-variable formula and rotate a smooth 3D surface to inspect peaks, bowls, waves, and saddles.PNG · Create3D Vector Field MakerDraw vectors from x, y, z positions with u, v, w direction values in a rotatable cone field.
Data & Calculators: Special Coordinates
PNG · CreatePolar Plot MakerTurn angle and radius values into circular traces for direction, cycles, and radial measurements.PNG · CreateRadar Chart MakerCompare several profiles across the same named categories with clear filled radar shapes.PNG · CreateTernary Plot MakerPlot three values that form a whole, such as material blends, soil mixes, or survey shares.
Data & Calculators: Finance & Change
Data & Calculators: Many Variables
PNG · AnalyzeCorrelation Matrix HeatmapCalculate pair-by-pair correlations across numeric columns and see strong positive or negative links.PNG · AnalyzeParallel Coordinates Plot MakerTurn each numeric column into an axis and follow every row across a high-dimensional profile.PNG · AnalyzeScatter Plot Matrix MakerBuild a grid of scatter plots so every numeric column can be compared with every other column.
Data & Calculators: Math Calculators
Calculator · Calculate30–60–90 Triangle from a Known MeasurementCalculate 30–60–90 triangle from a known measurement with retained unit controls, positive geometric roots and explicit inverse-branch assumptions.Calculator · Calculate3D Cross Product and Vector ComponentsCompute a three-dimensional cross product from signed Cartesian components, with zero-vector handling, conditional vector summaries and a worked example.Calculator · Calculate45–45–90 Triangle Equal Legs and SizeCalculate 45–45–90 triangle equal legs and size with retained unit controls, positive geometric roots and explicit inverse-branch assumptions.Calculator · CalculateAbsolute Value of a Real NumberFind a real number’s nonnegative distance from zero.Calculator · CalculateAcute-Branch Rhombus Area, Diagonals and HeightCalculate acute-branch rhombus area, diagonals and height with retained unit controls, positive geometric roots and explicit inverse-branch assumptions.Calculator · CalculateAntilog & Logarithm with a Chosen BaseConvert a logarithm value back to its number with a positive base, or recover the logarithm from the number.Calculator · CalculateArccosine Principal Angle & Cosine RatioFind the principal angle for a cosine ratio, or solve the ratio from an angle between 0° and 180°, with nine angle units.Calculator · CalculateArcsine Principal Angle & Sine RatioFind the principal inverse sine angle from a ratio, with negative angles, reverse entry and degrees, radians, turns or arc units.Calculator · CalculateArctangent Value and Principal Angle ConversionNo. It selects one principal angle in the open interval from −π/2 to π/2. Tangent repeats periodically, but angles outside this branch are rejected in the backward control.Calculator · CalculateArea CalculatorCalculate area and perimeter for rectangles, circles, triangles, trapezoids, and ellipses.Calculator · CalculateAverage CalculatorCalculate arithmetic mean, median, sum, count, minimum, and maximum for a list of numbers.Calculator · CalculateBase, Exponent and Power with Inverse InputsBase, Exponent and Power with Inverse Inputs. Evaluate a real power or principal root, with reverse inputs where a unique solution exists.Calculator · CalculateBasic CalculatorEvaluate arithmetic with parentheses, powers, percentages, and standard operator precedence.Calculator · CalculateBig Number CalculatorPerform exact arithmetic on integers larger than JavaScript's ordinary safe-number range.Calculator · CalculateBinary CalculatorPerform exact arithmetic on binary integers and convert the result to decimal and hexadecimal.Calculator · CalculateBinary Logarithm & Power of TwoFind log₂(x) for a positive number, or recover x from its base-two logarithm.Calculator · CalculateCartesian & Polar Coordinates in Both DirectionsConvert x/y coordinates to radius and angle, or radius and angle to x/y, with quadrant-aware angles and selectable angle units.Calculator · CalculateCartesian Distance Between Two Spatial PointsNo. This workflow retains the six coordinate inputs and a read-only distance result. A distance equation can have reflected coordinate solutions, which this tool does not select.Calculator · CalculateCartesian Point Distance and Positive-Branch CoordinatesThe solver adds the positive square root to the other point’s matching coordinate. A reflected point can have the same distance. The requested distance must be at least either known axis separation.Calculator · CalculateCeiling: Smallest Integer at or AboveRound a signed decimal upward to the least integer that is no smaller than the input, including negative numbers and tiny positive fractions.Calculator · CalculateCentral Angle from Arc Length and RadiusYes. This model divides positive arc travel by radius and keeps the accumulated angle. It does not reduce the result to a minor arc or one revolution.Calculator · CalculateChoose k from n: Binomial CountCount unordered selections of k distinct objects from n, without replacement.Calculator · CalculateCircle Arc Length with Sector Area and Chord ControlsCalculate circle arc length with sector area and chord controls with retained unit controls, positive geometric roots and explicit inverse-branch assumptions.Calculator · CalculateCircle Boundary Length and Enclosed AreaCircumference measures boundary length and uses length units. Enclosed area measures the disk and uses squared length units. Both can determine the positive radius of the same circle.Calculator · CalculateCircle Boundary Length from Radius or DiameterCalculate circle boundary length from radius or diameter with bidirectional inputs, compatible units and clear geometric assumptions.Calculator · CalculateCircle CalculatorFind diameter, circumference, area, and equations from a circle radius.Calculator · CalculateCircle Center from Standard, General or Parametric FormFind a circle’s center from one of three equation forms, with explicit coefficient meanings.Calculator · CalculateCircle Diameter and Radius ConversionCalculate circle diameter and radius conversion with bidirectional inputs, compatible units and clear geometric assumptions.Calculator · CalculateCircle Diameter Recovered from AreaCalculate circle diameter recovered from area with bidirectional inputs, compatible units and clear geometric assumptions.Calculator · CalculateCircle Equations, Center, Radius & GeometryConnect a circle’s center and radius with standard, general and parametric coefficients, area and circumference.Calculator · CalculateCircle General ↔ Standard Form CoefficientsConvert the coefficients of a normalized circle equation to or from its center and squared radius.Calculator · CalculateCircle Measurements with a Zero-Radius BoundaryCalculate circle measurements with a zero-radius boundary with bidirectional inputs, compatible units and clear geometric assumptions.Calculator · CalculateCircle Radius from Circumference or Its Pi CoefficientIn full-circumference mode enter 28*pi. In π-coefficient mode enter 28. The coefficient field already supplies the π factor; adding another pi would multiply it twice.Calculator · CalculateCircle Radius Recovered from Boundary LengthCalculate circle radius recovered from boundary length with bidirectional inputs, compatible units and clear geometric assumptions.Calculator · CalculateCircle Radius, Diameter, Boundary and AreaCalculate circle radius, diameter, boundary and area with bidirectional inputs, compatible units and clear geometric assumptions.Calculator · CalculateCircle Radius, Diameter, Circumference and AreaEnter a positive radius, diameter, circumference or area. The other values describe the same circle. Area-to-radius solving uses the positive square root, and length and area use different unit dimensions.Calculator · CalculateCircular Area with Square-Foot Unit ControlsCalculate circular area with square-foot unit controls with bidirectional inputs, compatible units and clear geometric assumptions.Calculator · CalculateCircular Area with Square-Inch Unit ControlsCalculate circular area with square-inch unit controls with bidirectional inputs, compatible units and clear geometric assumptions.Calculator · CalculateCircular Frustum Volume with Perpendicular and Slant HeightCircular Frustum Volume with Perpendicular and Slant Height. Convert compatible units, recover unknown dimensions and distinguish curved surfaces, bases and total measures.Calculator · CalculateCircular Perimeter from Enclosed AreaCalculate circular perimeter from enclosed area with bidirectional inputs, compatible units and clear geometric assumptions.Calculator · CalculateCircular Sector Area, Arc and Chord RelationshipsCalculate circular sector area, arc and chord relationships with retained unit controls, positive geometric roots and explicit inverse-branch assumptions.Calculator · CalculateCircular Sector Boundary with Two Radial EdgesCalculate circular sector boundary with two radial edges with retained unit controls, positive geometric roots and explicit inverse-branch assumptions.Calculator · CalculateCircumference with Radius and Diameter ControlsCalculate circumference with radius and diameter controls with bidirectional inputs, compatible units and clear geometric assumptions.Calculator · CalculateClock-Hand Directional Hour–Minute AnglesCalculate both directed angles between hour and minute hands for a twelve-hour analog clock.Calculator · CalculateClosed Cone Surface from Radius, Circumference and SlantClosed Cone Surface from Radius, Circumference and Slant. Convert compatible units, recover unknown dimensions and distinguish curved surfaces, bases and total measures.Calculator · CalculateClosed Cylinder Surface, Volume and Axial DiagonalClosed Cylinder Surface, Volume and Axial Diagonal. Convert compatible units, recover unknown dimensions and distinguish curved surfaces, bases and total measures.Calculator · CalculateCommon Factor CalculatorList all positive factors shared by two or more whole numbers.Calculator · CalculateCompare Two Signed Numbers or DecimalsCompare two real numeric values and show whether the first is greater than, equal to or less than the second.Calculator · CalculateComplex Conjugate & Magnitude from Real ComponentsFind the conjugate of a complex number by reversing its imaginary component, and calculate its nonnegative magnitude.Calculator · CalculateComplex Magnitude & Phase to a + biConvert a complex number’s nonnegative magnitude and phase to its real and imaginary components.Calculator · CalculateComplex Magnitude & Phase to Real and Imaginary PartsTurn a complex number’s nonnegative magnitude and phase into its real and imaginary components, with degree and radian inputs.Calculator · CalculateComplex Number Modulus & Principal ArgumentFind the modulus and principal argument of a complex number from its real and imaginary components.Calculator · CalculateComplex Number Trigonometric Amplitude & PhaseObtain the radius and phase used in z = r(cos φ + i sin φ), with degree, radian and π-radian displays.Calculator · CalculateComplex Real/Imaginary Parts to Polar FormCalculate magnitude and principal phase from real and imaginary components, with degree/radian angle display.Calculator · CalculateCone and Circular Frustum Volume in Separate SectionsCone and Circular Frustum Volume in Separate Sections. Convert compatible units, recover unknown dimensions and distinguish curved surfaces, bases and total measures.Calculator · CalculateCone Curved Surface Area and Closed TotalCone Curved Surface Area and Closed Total. Convert compatible units, recover unknown dimensions and distinguish curved surfaces, bases and total measures.Calculator · CalculateCone Diameter with Height, Slant and Surface ControlsCone Diameter with Height, Slant and Surface Controls. Convert compatible units, recover unknown dimensions and distinguish curved surfaces, bases and total measures.Calculator · CalculateCone Radius from Volume, Height or Circular BaseCone Radius from Volume, Height or Circular Base. Convert compatible units, recover unknown dimensions and distinguish curved surfaces, bases and total measures.Calculator · CalculateConfidence Interval CalculatorEstimate a normal-theory confidence interval for a mean from a sample mean, deviation, and size.Calculator · CalculateConical Frustum Closed Surface and Slant LengthConical Frustum Closed Surface and Slant Length. Use unit controls and documented positive geometric roots to compare base, lateral and total measures.Calculator · CalculateConstant Annual Exponential Growth & DecayProject a positive quantity using a constant annual percentage rate, or solve for time, rate or starting value under the same model.Calculator · CalculateControl-Flow Graph Cyclomatic ComplexityCalculate McCabe’s control-flow complexity from edge, node and connected-component counts.Calculator · CalculateCosine of an Angle with Near-Zero SnappingNo. Its cosine is a read-only value displayed in the result note. Any real angle is accepted, including values outside triangle angles. Values with absolute cosine below 1e−15 are snapped to zero.Calculator · CalculateCube Capacity with Surface and Diagonal InversesCube Capacity with Surface and Diagonal Inverses. Use unit controls and documented positive geometric roots to compare base, lateral and total measures.Calculator · CalculateCube Edge, Face Diagonal, Space Diagonal and SizeCalculate cube edge, face diagonal, space diagonal and size with converted units, positive geometric inverses and explicit model limits.Calculator · CalculateCube Size from Edge, Volume, Surface or DiagonalCube Size from Edge, Volume, Surface or Diagonal. Use unit controls and documented positive geometric roots to compare base, lateral and total measures.Calculator · CalculateCube Surface, Volume and Face or Space DiagonalNo. A face diagonal is a√2, while the space diagonal is a√3. Each has its own control and label.Calculator · CalculateCuboid Capacity, Six-Face Area and Interior DiagonalCuboid Capacity, Six-Face Area and Interior Diagonal. Use unit controls and documented positive geometric roots to compare base, lateral and total measures.Calculator · CalculateCylinder Capacity in Cubic FeetCalculate cylinder capacity in cubic feet with converted units, positive geometric inverses and explicit model limits.Calculator · CalculateCylinder Capacity in Cubic InchesCalculate cylinder capacity in cubic inches with converted units, positive geometric inverses and explicit model limits.Calculator · CalculateCylinder Capacity in Cubic YardsCalculate cylinder capacity in cubic yards with converted units, positive geometric inverses and explicit model limits.Calculator · CalculateCylinder Capacity in Liters and Cubic UnitsCalculate cylinder capacity in liters and cubic units with converted units, positive geometric inverses and explicit model limits.Calculator · CalculateCylinder Capacity with US and Imperial Gallon ControlsCalculate cylinder capacity with us and imperial gallon controls with converted units, positive geometric inverses and explicit model limits.