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Alternatives
Software like CalcTray
What else does this job. Matched on what each project does, not on who links to whom.
Closest first
- ToolsTraytoolstray.comToolsTray is a web-based platform offering over 130 free tools, including calculators, converters, and formatters for PDFs, images, and text. Users can access these utilities instantly in their browser without registration, making it ideal for quick, everyday tasks.
- Calcfortcalcfort.comCalcfort provides over 90 free online calculators covering mathematics, finance, health, engineering, and more. Users can perform calculations instantly in their browser, making it a convenient tool for students, professionals, and anyone needing quick results.
- CalcRegistrycalcregistry.comCalcRegistry is a free web platform offering over 200 calculators and converters for finance, health, mathematics, science, and more. It runs entirely in the browser, requires no sign-up, and is privacy-focused, making it accessible for students, professionals, and everyday users.
- Calculatoricacalculatorica.comCalculatorica is a free web platform offering over 500 calculators for math, finance, health, science, and everyday needs. Users can access specialized tools for calculations, conversions, and analysis directly in their browser. It is designed for students, professionals, and anyone needing quick, accurate calculations.
- thecalcsthecalcs.comtheCalcs is a free online platform offering over 1,600 calculators across math, science, finance, home design, and business. Users can access professional-grade tools for instant, accurate calculations without registration or cost. It is designed for students, professionals, and anyone needing quick, reliable results.
- Calculator.Freecalculator.freeCalculator.Free is a web-based platform offering over 200 free calculators covering math, finance, health, science, and everyday needs. Users can access tools like scientific, mortgage, BMI, and unit conversion calculators instantly without registration. It is designed for students, professionals, and anyone needing fast, accurate calculations online.
- CalcWisecalcwise.orgCalcWise is a collection of free online calculators that run entirely in the user's browser, ensuring privacy and fast results. It covers finance, health, math, and business calculations, requiring no sign-up or data sharing. The platform is ideal for users seeking quick, private, and reliable calculation tools.
- Calculator Suitecalculatorsuite.comCalculator Suite offers over 180 free online calculators covering finance, health, math, time, and unit conversions. Users can access tools like mortgage, BMI, and compound interest calculators directly in their browser with no signup required. It is designed for students, professionals, and anyone needing quick, reliable calculations.
- CalcPocketcalcpocket.comCalcPocket is a web-based platform offering a wide range of free calculators for finance, health, math, and unit conversions. Users can access tools like mortgage, BMI, and percentage calculators instantly without registration. It is designed for anyone needing quick, accurate calculations online.
- Calculator4Ucalculator4u.appCalculator4U provides a large collection of free, no-signup online calculators covering mortgage and loan planning, BMI and calorie tracking, retirement and investment projections, and general math. The tools are designed for everyday use, financial planning, and health monitoring with accurate results delivered instantly in the browser.
- RealCalculatorsrealcalculators.comRealCalculators is a web-based platform offering 48 free calculators across finance, health, math, and everyday planning. Users can access instant, precise results for a variety of calculations without creating an account. It is designed for anyone needing quick, reliable calculations online.
- Calculators Labscalculatorslabs.comCalculators Labs provides a collection of free online calculator tools designed to deliver precise answers quickly across a range of practical and academic needs. The platform organizes its calculators into five main categories: maths, fitness, finance, packaging, and travel. Each calculator is structured to display not only the final result but also the formula used and the step-by-step process, allowing users to understand how the answer was derived. Among the maths calculators, users can find tools for geometry and volume calculations, such as sphere, cylinder, cone, cube, pyramid, capsule, ellipsoid, frustum, and rectangular tank volume calculators. Additional tools include a time to decimal calculator, work hours calculator, triangle calculator, slope calculator, distance calculator, GPA calculator, percentage calculators (including increase and decrease), aspect ratio calculator, concrete calculator, and a scientific notation calculator. For fitness, finance, packaging, and travel, the platform offers practical calculators tailored to common tasks in these domains, such as lean body mass calculation or flight distance estimation. The calculators are intended for quick checks, homework assistance, planning, and real-world measurement tasks. Each tool is designed to be clear and easy to use, with the formula and calculation steps kept visible for transparency and verification. The site emphasizes instant results and mobile-friendly access, making it suitable for students, professionals, and anyone needing reliable online calculations on various devices. Calculators Labs is delivered as a web-based service, accessible without cost. The platform positions itself as a resource for both educational and practical everyday calculations, offering users a straightforward way to solve numerical problems and verify their work.
- Calc9calc9.comCalc9 is a web-based platform offering a collection of calculators for finance, health, and mathematics. Users can quickly perform calculations such as BMI, mortgage, salary conversions, and more, making it useful for everyday and professional needs.
- EveryCalceverycalc.orgEveryCalc is a focused library of practical online calculators for consequential money and property decisions. It includes tools for mortgages, loans, retirement planning, rental property analysis, concrete estimation, paint quantities, and more. Each calculator keeps inputs visible, explains the methodology, and highlights key assumptions. The site is designed for users making high-stakes decisions in personal finance, real estate, and home construction.
- Online Calculator Plusonlinecalculatorplus.comOnline Calculator Plus is a web-based suite offering over 18 free calculators for math, finance, health, and business needs. Users can access formula-verified tools for instant, accurate results without registration. It is designed for students, professionals, and anyone needing quick calculations.
- Free Calculatorscalcevery.comCalcEvery is a free web application providing over 55 calculators for scenarios like redundancy pay, VAT refunds, parental leave, and tax-free shopping. It is designed for workers and travelers across the UK and Europe, offering instant, accurate results with no sign-up required.
- UseCalcProusecalcpro.comUseCalcPro is a free online platform offering over 1,700 calculators for math, finance, health, and construction. Each calculator uses verified formulas and provides explanations, making it a reliable tool for students, professionals, and anyone needing fast, accurate calculations.
- CalcSpherecalcsphere.orgCalcSphere hosts a collection of more than 70 free, easy-to-use calculators spanning finance (EMI, SIP, ROI), health (BMI), mathematics, construction, and unit/date conversions. All tools deliver instant results with no registration or sign-up required.
- CalcVersecalc-verse.comCalcVerse is an online platform offering over 500 calculators and 150+ productivity tools covering finance, health, math, and more. It features goal tracking, PDF and image utilities, and AI-powered calculators, making it a comprehensive resource for students, professionals, and anyone needing quick calculations.
- Calcyfycalcyfy.comCalcyfy is a web-based platform offering a wide range of calculators for finance, health, education, and utility purposes. Users can access tools like BMI, loan, GPA, and date calculators to simplify everyday calculations. It is designed for individuals and professionals seeking fast, reliable results online.
- Calculator Boycalculatorboy.comCalculator Boy is a web-based platform offering a wide range of free calculators for math, finance, health, and other everyday needs. Users can access tools like scientific, BMI, loan, and GPA calculators, making it easy to perform accurate calculations without downloads.
- AgentCalcagentcalc.comAgentCalc is an online platform that offers access to over 4,900 free calculators spanning a wide range of topics. The site positions itself as the largest calculator website, aiming to provide a tool for nearly every type of computation, from practical calculations to more whimsical needs. Its calculators are organized into categories such as finance, health, science, technology, environment, lifestyle, travel, education, legal, entertainment, and games, with hundreds of calculators available in areas like finance and science. Users can search for specific calculators, browse curated groups by category or topic, and save their preferred calculators for quick access across sessions. The platform also allows users to pin their go-to tools or share curated sets of calculators with others. This makes AgentCalc suitable for individuals seeking solutions for a diverse array of everyday and specialized calculations, whether for personal, educational, or professional purposes. AgentCalc is delivered as a web-based service and does not require installation of additional software. All calculators are available for free use online.
- Calculator Studiomicrosoft.comCalculator Studio is a Windows desktop application that provides a suite of calculators for finance, housing, and custom needs. It includes loan and investment calculators, a tiles calculator for home projects, and supports Lua scripting for custom calculations.
Ranked by how close each one sits to CalcTray in the index, not by popularity. Back to CalcTray →