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vCalc is a social media productivity tool that is building the world’s premier calculator for the web and mobile devices. Through the power of crowd-sourcing, vCalc.com contains the world’s fastest growing library of equations and data.

vCalc empowers users to create Your Math with the tools to develop and share equations and data, and the ability to publish data using wikis and web-enabled calculators by using any combination of equations from vCalc’s global community and social network.

vCalc is used by the public and in universities in over sixty countries, where users can create, collaborate, and calculate information to build the world’s greatest utility for the math used in our lives.

Popular Tags

  1. logarithmic: e
  2. 2D - Plane
  3. 2D Plane
  4. 2D-Plane Geometry
  5. 2x2 Matrix
  6. 2x3
  7. 2x4
  8. 2x6
  9. 3D - Euclidean
  10. 3D Ellipse
  11. 3x3
  12. 3x3 Matrix
  13. Access
  14. Acoustic Devices
  15. Addition
  16. Aerodynamics
  17. Aerospace
  18. Aesthetics
  19. Air
  20. Air Travel
  21. Aircraft Flight
  22. alcohol
  23. Algebra Basic Function
  24. Alpha Particle
  25. altitude
  26. Altitude Sickness
  27. aluminum
  28. amateur radio
  29. Amortization
  30. Amortization  
  31. amps
  32. Analytic Geometry
  33. Analytical
  34. Ancient Units Conversion
  35. And
  36. angle
  37. Angles
  38. angular acceleration conversion
  39. angular conversion
  40. angular frequency
  41. Angular Motion
  42. angular velocity conversion
  43. Annually
  44. annulus
  45. APR
  46. apsis
  47. arc
  48. arc segment
  49. arc sine
  50. Architecture
  51. Architecture and Design
  52. Area
  53. Area (2D)
  54. Area Conversion: acres to rood
  55. area  lateral
  56. Arrhenius
  57. Art
  58. Arteries
  59. artificial intelligence
  60. Astrodynamics
  61. Atmospheric Dispersion
  62. Atmospheric Physics
  63. Atmospheric Science
  64. Atomic
  65. atomic mass units
  66. Atomic Physics
  67. Atomic Units
  68. Aviation
  69. Ballistic
  70. balloon payment
  71. banking
  72. beer
  73. belt
  74. Bernoulli's Equation
  75. Berthelot
  76. Binomial Distribution
  77. Biochemistry
  78. Biology
  79. bit
  80. black powder
  81. Blood Flow
  82. blood vessel
  83. Boltzmann
  84. Boolean
  85. Boolean - Logical Operator - OR
  86. bottle
  87. Bowl
  88. Boyles
  89. bulk concrete
  90. buoyancy
  91. Business
  92. Business and Finance
  93. byte
  94. c
  95. cable
  96. CAD
  97. Calculus 
  98. Canada
  99. Canadian Dollar
  100. Capillaries
  101. capsule
  102. Car Racing
  103. Cardiology
  104. Cardiovascular Physiology
  105. carpet
  106. cartesian
  107. castor oil
  108. ceiling
  109. centimeters - femtometers
  110. centimeters to decameters
  111. centimeters to micrometers
  112. centripedal
  113. centripetal
  114. chains
  115. chamfer
  116. channel
  117. Charge
  118. Charles Law
  119. Chemical Thermodynamics
  120. Chemistry
  121. Chemistry Molality
  122. China
  123. CHM1
  124. chord
  125. circumfernce
  126. Classical Mechanics
  127. Classical Orbital Elements
  128. CO2
  129. Code Examples
  130. Coding for Community
  131. column
  132. Combination
  133. Combinations
  134. Combinatoric
  135. Combined Gas Law
  136. combustion engine
  137. Community
  138. Comparison Operator
  139. Component Force
  140. Compounding
  141. Compounding Basis Interest
  142. Computational Chemistry
  143. Computer Science
  144. cone ended cylinder
  145. Cone Volume
  146. Constant
  147. Constant: Electron Charge
  148. Constant: Mass of A Proton
  149. Constant: Mass of Alpha Particle
  150. Constant: Mass of Electron
  151. Constant: one sigma
  152. Constant: Proton Charge
  153. Constant: six sigma
  154. Constant: three sigma
  155. Constant: two sigma
  156. Consumption
  157. container
  158. Continuous Compounding
  159. Conventional Loan
  160. Conversion: grams - grains
  161. Conversion: grams - mommes
  162. Conversion: grams - pennyweights
  163. Conversion: grams - slugs
  164. Conversion: grams - stones
  165. Conversion: grams - ticals
  166. Conversion: hertz to joules
  167. Conversion: hertz to Kelvin
  168. Conversion: hertz to kilograms
  169. Conversion: joules to Hertz
  170. Conversion: joules to Kelvin
  171. Conversion: joules to kilograms
  172. Conversion: kelvins to hertz
  173. Conversion: kelvins to joules
  174. Conversion: kelvins to kilogram
  175. Conversion: kilograms to joules
  176. Conversion: kilograms to Kelvin
  177. Conversion:  grains - grams
  178. Conversion:  grams - drams
  179. Conversion:  grams - tonnes
  180. Conversion:  grams - Troy Pound 
  181. Conversion:  maund - kilogram
  182. cord
  183. Cored
  184. corn
  185. Corporate Finance
  186. Corporate Valuation
  187. cosecant
  188. cosine
  189. Coulomb's Law
  190. Counting
  191. Critical State
  192. cross product
  193. crude oil
  194. cubits
  195. cuboid
  196. cumulative
  197. cup
  198. Currency
  199. Cycling
  200. Cylinder Surface
  201. Cylinder Volume
  202. cylindrical
  203. Cylindrical Coordinates
  204. dam
  205. Darcys Law
  206. dash
  207. Data Storage
  208. DaVinci
  209. Decagon
  210. decameter - centimeter
  211. decameters to meters
  212. decimeters -micrometers
  213. defusion
  214. delivery
  215. Delta T
  216. Delta V
  217. denisty
  218. Derivatives
  219. Design
  220. diagonal
  221. Differential
  222. Differential Equations
  223. Diffusion
  224. dirt
  225. Discount Factor
  226. ditch
  227. Diving
  228. Dodecagon
  229. Dodecahedron
  230. Dollar
  231. dot product
  232. Drag
  233. Drilling
  234. drip line
  235. Drive Belts
  236. dry air
  237. Drywall
  238. Dynamics
  239. Earth Model
  240. Earth Science
  241. Earthwork
  242. Eccentricity
  243. Economics
  244. Education
  245. effusion
  246. electric charge
  247. Electric Field
  248. Electric Power
  249. Electrical Metallic Tubing
  250. Electrical Wiring
  251. Electrician
  252. Electricity
  253. Electrochemical
  254. Electromagnetic - Electrical
  255. Electromagnetic Physics
  256. Electromagnetic Theory
  257. electron-volts
  258. Electronic
  259. electronvolts to hertz
  260. element
  261. Elementary Function
  262. Elliptical
  263. Elliptical Area
  264. EMT
  265. Energy
  266. engine
  267. Enthalpy
  268. Equator
  269. equilateral triangle
  270. equivalence
  271. Euler
  272. EURO
  273. European
  274. Event Probability
  275. Exercise
  276. Exoplanet
  277. Exponential
  278. fabric
  279. Failure
  280. fall
  281. Fatigue
  282. fence
  283. Field
  284. Finance
  285. Finance: Banking
  286. Finance: Future Value
  287. Finance: Mortgage
  288. Finite Sum
  289. Firearms / Shooting
  290. Flight
  291. floor
  292. Fluid flow
  293. Fluids Gases
  294. Flux Density
  295. Force and Motion
  296. Formula
  297. framing
  298. Free Fall
  299. Frequency
  300. Friction
  301. Fuel Consumption
  302. Fuel oil
  303. furlongs
  304. furlongs -  chains
  305. Future Value
  306. g
  307. Gaj
  308. galaxy
  309. Gallons
  310. garden
  311. Gardening
  312. Gardening / Landscaping / Horticulture
  313. Gas Law 
  314. Gas Pressure
  315. gasoline
  316. Gauges
  317. Gauss
  318. gears
  319. General Chemistry
  320. Geo Science
  321. Geology
  322. geometery
  323. Geometric Model
  324. Geometry
  325. Geometry 3D
  326. Geospatial
  327. gold
  328. Goodwill
  329. GPA
  330. Grades
  331. Grahams Law
  332. grain
  333. grams
  334. Graphic Art
  335. Gravitational Acceleration
  336. GRC
  337. Great Britain
  338. Greek
  339. Greenhouse
  340. hartree energy
  341. Haversine
  342. Health and Fitness
  343. Heart Health
  344. Heat Transfer
  345. hemisphere
  346. hendecagon
  347. heptagon
  348. hexagon
  349. Hobbies
  350. housing
  351. Hydraulics
  352. hydro-dynamics
  353. Hydrology
  354. ideal gas
  355. Ideal gas constant
  356. Idle Time
  357. Impulse
  358. impulse speed
  359. India
  360. Industrial Engineering
  361. Industries
  362. Inertia
  363. inference
  364. integer
  365. Integral
  366. Inverse
  367. Investing
  368. Ireland
  369. Iron
  370. irrigation
  371. Japan
  372. Joists
  373. Jupiter
  374. K-12
  375. K-12 Education
  376. Kepler
  377. kilo-light-year
  378. Kinematic
  379. Kinematics
  380. Kinetic Energy
  381. Labor Estimate
  382. land
  383. lateral
  384. Launch
  385. Lead
  386. Least-squares
  387. Length Conversion: rods to yards
  388. Length:  feet - yard 
  389. Length:  yard - feet  
  390. Length:  yard - inch  
  391. lever
  392. leverage
  393. Light years - astronomical units
  394. light-hour
  395. light-minute
  396. light-second
  397. light-year
  398. Lighting
  399. line
  400. Linear Distance Length
  401. linear regression
  402. liquid
  403. liquid solutions
  404. LM 0 - Introduction and review
  405. LM 2
  406. LM 7
  407. LM 8
  408. LM11
  409. LM19
  410. LM2
  411. LM21
  412. LM25
  413. LM26
  414. LM27
  415. LM35
  416. LM5
  417. LM9
  418. load weight
  419. Loan
  420. Loan Balance
  421. Loan Payment
  422. Loans
  423. Loans 
  424. log base b of product
  425. Logarithms
  426. Logical Operator
  427. logistics
  428. Logs
  429. LPG
  430. LPG storage
  431. lumber
  432. luminosity
  433. Lunar
  434. Machines
  435. Magnetic
  436. magnitude
  437. maize
  438. Management
  439. Marriage Problem
  440. Mars
  441. masonry
  442. Masonry - Concrete
  443. Mass
  444. Mass Conversion:  maund - pound 
  445. Mass Diffusivity
  446. Mass of Alpha Particle
  447. mass Relativistic
  448. Mass Weight
  449. Material
  450. Material Science
  451. Materials
  452. Math Algebra
  453. Matrix
  454. matter
  455. MC Cable
  456. Mean Densities
  457. Measurement of Concentration
  458. Measurement of Concentration 
  459. mechanical advantage
  460. Mechanical Energy
  461. Mechanical Engineering
  462. Medical
  463. mega amps
  464. Mercury
  465. Metabolism
  466. Metals
  467. Meteorology
  468. meters
  469. Mexican Peso
  470. Mexico
  471. mileage
  472. milk
  473. mode
  474. Model Rocketry
  475. Molar Mass
  476. moment of inertia
  477. momentum
  478. Mortgage
  479. Mortgage Loan
  480. Mountain Climbing
  481. Multiplayer
  482. Neptune
  483. Network
  484. Networking
  485. neural network
  486. Newton's Laws
  487. Newtonian Physics
  488. newtons
  489. Newtons second law
  490. NIST
  491. non-reciprocating
  492. nonogon
  493. normal
  494. normal distribution
  495. North American standard
  496. Nuclear Particle
  497. number
  498. Number Theory
  499. Numeric Analysis
  500. Oblate Spheroid
  501. Observation Statistics
  502. Octagon
  503. Off-Beat
  504. Oil
  505. Olive oil
  506. on center
  507. One-repetition maximum
  508. Operation Management
  509. Options
  510. Orbit
  511. Orbit Analysis
  512. Orbital Mechanics
  513. Orbital Parameters
  514. orbital perturbation
  515. orthogonal
  516. Ounce
  517. Ounces
  518. ounces - drams
  519. Oxygen
  520. Parabolic
  521. paraboloid
  522. parallelogram
  523. Path of Exile
  524. perigee
  525. perimater
  526. perimter
  527. Period
  528. period table
  529. Periodic Payment
  530. Periodic Table of Elements
  531. Permittivity
  532. Permutations
  533. Perturbations
  534. petrol
  535. Photon
  536. phsyicsf
  537. Physice
  538. Physics - Boltzmann Constant
  539. Physics / Electromagnetic
  540. Physics / Thermodynamics
  541. Physics Mechanics
  542. Physics: Gas Constant
  543. Physiology Physics
  544. Pi
  545. pie slice
  546. pint
  547. pints
  548. Pipeline
  549. pipes
  550. Planar
  551. Planck
  552. Planet
  553. Planetary Geometry
  554. planets
  555. Planks Constant
  556. Platinum
  557. plumber
  558. plumbers
  559. Pluto
  560. PoE
  561. points
  562. Polygon base
  563. Polygons
  564. Polynomial
  565. Pond
  566. population
  567. position
  568. potential
  569. Pouillet's Law
  570. Pound force
  571. Pounds Sterling
  572. Precious Metals
  573. Present Value
  574. Present  Future Value
  575. Pressure Conversion: Bar - Torr
  576. Pressure conversion:  Torr - Bar
  577. Pressure Conversion:  PSI - Pa
  578. Pressure  Gas
  579. Pricing
  580. prime
  581. prism
  582. Production
  583. Productivity
  584. Properties
  585. pulley
  586. Pump
  587. pumping
  588. PVC 40
  589. Pythagorean
  590. Quadratic
  591. Quantum
  592. Quantum Physics
  593. quarts
  594. R
  595. radiated power
  596. Radio Frequency
  597. radioactivity
  598. ramp
  599. range
  600. ratio
  601. RCD
  602. Real Fluid
  603. rebar
  604. rectangle
  605. Redlich-Kwong
  606. regular polygon
  607. Relativistic
  608. resisitivity
  609. resistance
  610. Respiration
  611. RF
  612. RF Unit Conversion
  613. Right Angle
  614. Right Triangle
  615. ring
  616. Rock Climbing
  617. rod
  618. rods
  619. Room
  620. rope
  621. rotary engine
  622. Rotationa Motion
  623. Rupee
  624. sagitta
  625. sailing
  626. Satellite
  627. Satellite Moon Lunar
  628. Satellite Orbit
  629. Satellites
  630. Saturn
  631. Savings
  632. Scalability estimation
  633. scalar division
  634. scalar multiplication
  635. Science
  636. Sea Level
  637. sea water
  638. secant
  639. Secants
  640. Secretary Problem
  641. section
  642. semicircle
  643. Sequence: Fibonacci sequence
  644. Sequences
  645. Shear Strain 
  646. shell
  647. shipping
  648. Shooting
  649. Si
  650. Silver
  651. Simple Interest
  652. Sine
  653. Single Variable Statistics
  654. slab
  655. slope
  656. Software & Computer Engineering
  657. Software Engineering
  658. Solar
  659. Solar Day
  660. Solute
  661. Solution
  662. sound
  663. Soy bean oil
  664. specific gravity
  665. Specific Heat
  666. Specific Weight
  667. speed of light
  668. Spherical Trigonometry
  669. spherocylinder
  670. Spheroid
  671. spring
  672. sprinkler
  673. Square
  674. Star
  675. Stars
  676. Statistical Mechanics
  677. statistical test
  678. steel
  679. Steel Tube
  680. Stem
  681. Stock Market
  682. Stocks
  683. stone
  684. STP
  685. Stress Analysis  Materials
  686. Stress Engineering
  687. Stroke
  688. stud
  689. studs
  690. Subtraction
  691. Summation 0.14-2
  692. sunflower oil
  693. surface
  694. Survey
  695. t-test
  696. tablespoon
  697. taels (Taiwan)
  698. Tangents
  699. tank
  700. tanker
  701. Tax Deduction
  702. Taxes
  703. tbsp
  704. Teaspoons
  705. Temperature Conversion
  706. Temperature Unit Conversion
  707. Temperature: Absolute Zero
  708. Terminal Velocity
  709. tetrahedron
  710. textile
  711. thread
  712. Three Dimensional
  713. thrust
  714. tile
  715. time
  716. Time Conversion
  717. torisphere
  718. torque
  719. torus
  720. Trace
  721. Train
  722. Transcendental Numbers
  723. Transmission Loss
  724. Transportation
  725. Trapezoid
  726. travel
  727. Travel Time
  728. Trigonometry: arc sine
  729. Trigonometry: Cosine
  730. Trigonometry: Cotangent
  731. Trigonometry: hyperbolic cosine
  732. Trigonometry: hyperbolic sine
  733. Trigonometry: hyperbolic tangent
  734. Trigonometry: Law Of Sines
  735. Trigonometry: Sine
  736. trucking
  737. tsp
  738. tsunami
  739. Two Dimensional
  740. UniPhys14
  741. Unit Conversion
  742. Unit Conversions
  743. unit vector
  744. United States
  745. Units
  746. Units Conversion
  747. Universal
  748. Universal Gas Constant
  749. Uranus
  750. Us
  751. V_Ideal
  752. van der Waals
  753. Variability
  754. Variation
  755. Veins
  756. velocy
  757. Venus
  758. versine
  759. vertical
  760. Viscosity
  761. Volume
  762. Volume Conversion: cup - ounce
  763. Volume Conversion: cup - quart 
  764. Volume Conversion:  pint - quart
  765. Volume Conversion:  Gill - Ounce
  766. Volume Conversion:  quart - cup
  767. Volume Unit Conversion
  768. wall
  769. wall paper
  770. walls
  771. wankel
  772. warp speed
  773. wave
  774. Wave Function
  775. Wave Theory
  776. wavelength
  777. Weather
  778. Weight due to force of gravity
  779. Weight Lifting
  780. weigth
  781. weir
  782. What-if Scenarios  
  783. wine
  784. wire
  785. within Range
  786. work
  787. World Geodetic System 1984
  788. yarn
  789. Yen
  790. yield
  791. Yuan
  792. z-score
  793.   Cardiac
  794.   mW - dBm 
  795.  Economics
  796.  hectometers to decameters
  797.  inch - decimeter
  798.  micrometers to nanometers
  799.  millimeters - micrometers
  800.  Science
  801.  Series

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