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

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