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Free online calculators for math, finance, health and science
Updated
Calculator Online is a free web-based collection of more than 1,000 online calculators and AI-assisted tools covering health, finance, mathematics, physics, chemistry and statistics.
Calculator Online is used by students, teachers, homemakers, finance and health-conscious individuals, and professionals who need a quick calculation without installing software. It works in any browser, so it suits one-off lookups as well as regular study and homework use.
Calculator Online is free to use. The vendor emphasizes free access to its calculators and does not advertise paid tiers or subscriptions. The site appears to be supported by advertising, and an Advertise link is listed in the footer.
Alternatives to Calculator Online include Calculator.net, Omni Calculator, Desmos and Wolfram Alpha. Omni Calculator and Calculator.net offer similar libraries of topic calculators, Desmos focuses on graphing, and Wolfram Alpha provides computational answers.
Pricing Model
FREE
Starting Price
$0/mo
Free Options
Free version
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Compliance Standards
SOC 2 Type II
EnterpriseISO 27001
EnterpriseGDPR Compliant
GlobalHIPAA
HealthcarePCI DSS
FinanceCCPA
PrivacyFedRAMP
GovernmentCSA STAR
CloudDeployment & Data
Data Residency Options
Verify with vendor for your specific region requirements.
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