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Access our complete collection of 336+ professional calculators. From home design and finance to education, fitness, lifestyle, and specialized applications – all the tools you need in one place.

336+
Free Calculators
13
Categories
100k+
Monthly Users
99%
Accuracy Rate

Featured Categories

Our most popular calculator collections

Size & Spacing
6 tools
Home design and interior spacing calculators for optimal proportions and measurements
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Math & Science
142 tools
Educational mathematics and science calculators for students and professionals
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Finance & Housing
45 tools
Professional financial calculators for investments, real estate, loans, and personal finance
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Home Services & Cost
24 tools
Cost estimation for tree removal, flooring, electrical, and home improvements
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Education & GPA
14 tools
GPA calculators for educational institutions and academic planning
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Fitness & Lifestyle
20 tools
Fitness, sports performance, and lifestyle calculators for personal development
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All Calculator Categories

Complete collection organized by specialty and application

Size & Spacing
Popular
6 tools
Home design and interior spacing calculators for optimal proportions and measurements
Wall Art Size1.8k+ uses
+3 more tools
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Math & Science
Popular
142 tools
Educational mathematics and science calculators for students and professionals
+2 more tools
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Finance & Housing
Popular
45 tools
Professional financial calculators for investments, real estate, loans, and personal finance
Money Market2.1k+ uses
Rent vs Sell1.9k+ uses
Lease vs Buy1.7k+ uses
+2 more tools
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Home Services & Cost
Popular
24 tools
Cost estimation for tree removal, flooring, electrical, and home improvements
Metal Roof Cost1.7k+ uses
+2 more tools
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Education & GPA
Popular
14 tools
GPA calculators for educational institutions and academic planning
+2 more tools
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DIY Outdoors & Hobbies
18 tools
Professional calculators for outdoor projects, pool maintenance, and hobby activities
+2 more tools
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Fitness & Lifestyle
Popular
20 tools
Fitness, sports performance, and lifestyle calculators for personal development
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Business & Marketing
15 tools
Marketing metrics, SEO tools, and business analytics calculators
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Programming
11 tools
Web development and programming utility calculators
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Payroll & Taxes
13 tools
State paycheck and tax calculators for accurate take-home pay
Kansas Paycheck1.6k+ uses
Nevada Paycheck1.4k+ uses
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Legal & Compliance
15 tools
Child support, legal deadlines, and compliance calculators
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Medical & Health
11 tools
Medical calculations and health metric tools
HCG Weeks1.4k+ uses
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Accessibility & Ergonomics
2 tools
Accessibility and ergonomic calculators for inclusive design and human factors
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Complete Calculator Directory

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Most Popular Tools

Start with our most-used calculators, trusted by thousands

Home Design
2.1k+ uses
TV Wall Mount Height
Education
2.1k+ uses
General GPA Calculator
Finance
2.1k+ uses
Money Market Calculator
Home Services
1.9k+ uses
Concrete Driveway Cost
Education
1.8k+ uses
UCSD GPA Calculator
DIY & Outdoors
2.1k+ uses
Pool Salt Calculator

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