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

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