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6829 tools available

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Categories

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Math & Numbers

249 tools

🩺

Our Medical & Clinical category serves as a vital resource hub featuring 210 professional tools tailored for healthcare practitioners and clinical students. This comprehensive library includes precise medication dosage calculators, validated clinical scoring systems, and essential medical reference utilities. From determining renal function to evaluating cardiovascular risk scores, our resources support diagnostic accuracy and clinical workflows in fast-paced medical environments.

210 tools

🏠

Everyday Tools

203 tools

📈

Statistics

194 tools

🎲

Generators

188 tools

💻

Developer

The Developer category contains 165 specialized utilities engineered to streamline your coding workflow and reduce debugging time. This suite includes high-performance code formatters, interactive API testers, regular expression builders, and rigorous JSON validators. Whether you are troubleshooting a complex regex pattern or verifying the structure of a large dataset, these developer-centric tools provide immediate, accurate feedback to help you maintain high code quality.

165 tools

📐

Materials & Measurement

165 tools

💰

Personal Finance

Our Personal Finance category offers an extensive library of 163 tools designed to give you complete control over your financial future. This collection features detailed budget planners, sophisticated loan calculators, automated savings trackers, and precise tax estimators. Whether you are calculating the long-term cost of a mortgage, comparing credit card repayment strategies, or finding ways to reduce monthly expenses, these free financial utilities offer the data necessary for informed money management.

163 tools

🏗️

Construction

156 tools

📏

Length & Distance

151 tools

⚡

Electricity & Electronics

149 tools

📡

Electromagnetic

149 tools

🧮

Miscellaneous Calculators

148 tools

🌡️

Fluids & Thermal

134 tools

⚾

Sports

126 tools

⚡

Energy & Power

123 tools

🛡️

Security

119 tools

📈

Investing & Markets

116 tools

🧬

Biology

106 tools

⚗️

Chemistry

106 tools

🔄

Data Format Converters

102 tools

🕐

Time & Date

100 tools

🔢

Number Theory & Sequences

95 tools

🏦

Loans & Mortgages

91 tools

✨

Code Formatters & Validators

90 tools

👨‍🍳

Cooking

89 tools

🎨

Color Tools

88 tools

🎨

HTML & CSS Tools

84 tools

🔐

Encoders & Decoders

82 tools

🏥

Health & Fitness

79 tools

⚖️

Weight Conversion

79 tools

🚗

Automotive & Transportation

76 tools

💱

Currency

71 tools

📊

Business & Investment

The Business & Investment category provides 69 specialized tools to support strategic financial decision-making and venture growth. This collection includes professional Discounted Cash Flow (DCF) calculators, Return on Investment (ROI) tools, and business valuation models essential for investors and founders. Whether you are performing due diligence on a new acquisition or planning your next expansion phase, our comprehensive suite of analytical instruments delivers the clarity required for high-stakes business environments.

69 tools

🔊

Optics & Sound

69 tools

🤰

Pregnancy & Pediatrics

65 tools

🌡️

Temperature Conversion

64 tools

🔢

Number Conversion

63 tools

🏖️

Retirement & Savings

63 tools

➗

Fractions, Percentages & Ratios

61 tools

💵

Salary & Income

58 tools

📝

Text & String Tools

57 tools

🔤

Algebra & Equations

57 tools

🖼️

Image Resolution

56 tools

💪

Body Metrics & Fitness

Our Body Metrics & Fitness category features 54 free tools designed to help you quantify and track your physical health goals. From precision BMI and body fat calculators to daily calorie counters and comprehensive fitness trackers, these resources provide data-driven insights into your physical condition. Whether you are an athlete optimizing performance or an individual starting a wellness journey, our tools offer the objective measurements needed to monitor progress accurately.

54 tools

📐

Trigonometry

53 tools

🏠

Housing & Real Estate

52 tools

🧪

Volume Conversion

49 tools

🏡

Home & Household

44 tools

🧾

Tax Calculators

41 tools

🧮

Linear Algebra & Vectors

39 tools

📐

Area Conversion

38 tools

🔭

Astronomy & Space

35 tools

💼

Career

34 tools

🥗

Nutrition & Diet

34 tools

💊

Drug Dosage & Medication

34 tools

📝

Text & Encoding

33 tools

🔧

Structural & Materials Engineering

33 tools

📷

Photography & Video

30 tools

🌐

Network

28 tools

💾

Data Storage Conversion

27 tools

🎵

Music & Audio

24 tools

🔤

Typography

22 tools

📋

IT Planning

21 tools

💳

Debt & Credit

21 tools

👕

Clothing Sizes

20 tools

🎮

Fun & Games

17 tools

📄

Resume & Cover Letter

15 tools

👨‍👩‍👧

Family & Parenting

15 tools

✅

Compliance

14 tools

💬

Communication & Media

13 tools

🎓

Grade Calculators

10 tools

💼

Business

10 tools

🔐

Blockchain & Cryptocurrency Security

5 tools

📄

PDF Tools

4 tools

🎮

Fun & Viral

3 tools

🌍

Economics & Inflation

2 tools

All Tools

Subnet Calculator

Calculate subnet masks, network ranges, and IP addressing

1 option🌐 Network

Unix Timestamp Converter

Convert between Unix timestamps, Windows FILETIME, LDAP, WebKit/Chrome, and Cocoa/Mac timestamps with batch support

1 option💻 Developer

ASCII Art Generator

Convert text and images to ASCII art. Text-to-ASCII with 200+ FIGlet fonts, image-to-ASCII with color output, edge detection, and dithering. Plus shapes and a pre-made art library.

1 option🎲 Generators

QR Code Generator

Create QR codes for URLs, text, and contact information

1 option💻 Developer

World Clock

Free timezone meeting planner for distributed teams. Find overlap windows across 38 time zones, convert UTC/EST/PST/GMT, schedule international calls.

1 option💻 Developer

Mock Data Generator

Generate realistic fake test data (names, emails, addresses, credit cards, UUIDs) with JSON, CSV, and SQL export

1 option🎲 Generators

package.json Generator

Generate package.json files with presets for React, Next.js, Express, testing, Tailwind, and other common configurations

1 option💻 Developer

Markdown Preview

Live markdown editor with GitHub Flavored Markdown support

1 option💻 Developer

LLM Token Counter

Count tokens in text for GPT-4, Claude, Llama, and other LLMs. Estimate API costs and optimize prompts for token limits

1 option💻 Developer

Webhook Tester & Inspector

Generate temporary webhook endpoints, capture payloads, and validate signatures for GitHub, Stripe, Shopify, Twilio, and Slack

1 option💻 Developer

AWS S3 Command Generator

Generate aws s3 sync, cp, and mv commands with the right flags. Build complex S3 CLI commands without memorizing syntax

1 option💻 Developer

Webhook Payload Generator

Generate webhook payloads with HMAC signatures for Stripe, GitHub, Slack, Shopify, Twilio, SendGrid, Discord and more

1 option💻 Developer

Windows Update PowerShell Generator

Generate PowerShell commands for Windows Updates using PSWindowsUpdate, WUAPI, usoclient, and wuauclt with scheduling options

1 option💻 Developer

Git Command Reference

Searchable Git workflow cookbook with safe undo commands and best practices

1 option💻 Developer

GDPR Compliance Checker

Scan websites for GDPR compliance issues including cookie consent, privacy policy, and third-party trackers

1 option✅ Compliance

SOC 2 Type II Gap Analysis

Assess SOC 2 readiness across all 5 Trust Service Criteria with maturity scoring, gap analysis, and prioritized remediation roadmap

1 option✅ Compliance

Cybersecurity Maturity Assessment

Evaluate your security posture across 9 domains and get a personalized improvement roadmap

1 option✅ Compliance

EDR Needs Assessment

Find out if your small business needs basic antivirus, EDR, or managed MDR with personalized recommendations

1 option✅ Compliance

CD Ladder Builder Tool

Build your cd ladder strategy with our free tool. Create a customized plan that works for you.

1 option🏖️ Retirement & Savings

Early Withdrawal Penalty Calculator

Calculate true cost of early retirement withdrawals including penalty, taxes, and lost compound growth

1 option🏖️ Retirement & Savings

Crypto Scam Checker Tool

Investors and blockchain enthusiasts navigate a complex landscape where security is paramount. Protecting digital assets requires constant vigilance against sophisticated fraudulent schemes. The crypto scam checker provides a specialized resource for evaluating the legitimacy of various cryptocurrency projects, websites, and initial offerings. By analyzing specific indicators of risk, it helps users identify red flags that might otherwise go unnoticed in the fast-moving DeFi and NFT markets. Navigating the decentralized finance world often involves interacting with unfamiliar protocols and platforms. Beginners and experienced traders alike benefit from a centralized point of reference to verify suspicious URLs or token addresses before committing funds. Using these security insights allows individuals to make more informed decisions and reduces the likelihood of falling victim to phishing attempts. Reliable security assessment remains a critical step for anyone looking to safeguard their portfolio against evolving digital threats.

1 option🔐 Blockchain & Cryptocurrency Security

Equipment Loan Calculator

Businesses often face significant capital expenditures when acquiring new machinery, vehicles, or specialized technology. Navigating the financial implications of these purchases requires clear data on monthly obligations and total interest costs. Business owners and financial managers use this equipment loan calculator to estimate periodic payments based on the purchase price, down payment, and interest rate. By inputting specific loan terms, users gain an immediate understanding of how a new acquisition fits into their operating budget. Deciding between a direct purchase and an equipment lease is a critical strategic choice that impacts cash flow and tax positions differently. The interface simplifies this evaluation by allowing for a direct comparison between leasing options and traditional financing. Users can weigh the long-term benefits of ownership against the lower upfront costs and flexibility of a lease agreement. This detailed breakdown provides the necessary insights to optimize capital allocation and make informed procurement decisions for growing enterprises.

1 option📊 Business & Investment

Sba Loan Calculator

Small business owners and entrepreneurs often navigate complex financing options when seeking capital for growth or acquisition. The SBA Loan Calculator simplifies this process by providing detailed payment estimates for common Small Business Administration programs, including 7(a) and 504 loans. By inputting the loan amount, interest rate, and term, users can quickly see their monthly obligations and how different variables impact the total cost of borrowing. Beyond basic principal and interest calculations, the tool accounts for specific SBA requirements such as guarantee fees and various fee structures unique to these government-backed programs. This level of detail helps business leaders compare different loan scenarios and understand the long-term financial commitment before starting the formal application process. It serves as a practical resource for financial planning, ensuring that borrowers have a clear picture of their debt service requirements and total repayment amounts.

1 option📊 Business & Investment

Startup Cost Calculator

Entrepreneurs and small business owners use this calculator to determine the total capital needed to launch a new venture. It breaks down initial investments into manageable categories, helping users estimate one-time startup costs such as equipment, licensing, and legal fees. By providing a clear picture of the required upfront funding, it assists in setting realistic financial goals before the doors even open. Planning for the first year of operation is equally critical for long-term sustainability. The calculator accounts for ongoing expenses like rent, marketing, and payroll to ensure there is enough working capital to cover the initial growth phase. This comprehensive overview allows founders to identify potential funding gaps and make informed decisions about seeking external investment or adjusting their business model for better financial health.

1 option📊 Business & Investment

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Classical Mechanics

Physics

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Math & Numbers

Medical & Clinical

Everyday Tools

Statistics

Generators

Developer

Materials & Measurement

Personal Finance

Construction

Length & Distance

Electricity & Electronics

Electromagnetic

Miscellaneous Calculators

Fluids & Thermal

Sports

Energy & Power

Security

Investing & Markets

Biology

Chemistry

Data Format Converters

Time & Date

Number Theory & Sequences

Loans & Mortgages

Code Formatters & Validators

Cooking

Color Tools

HTML & CSS Tools

Encoders & Decoders

Health & Fitness

Weight Conversion

Automotive & Transportation

Currency

Business & Investment

Optics & Sound

Pregnancy & Pediatrics

Temperature Conversion

Number Conversion

Retirement & Savings

Fractions, Percentages & Ratios

Salary & Income

Text & String Tools

Algebra & Equations

Image Resolution

Body Metrics & Fitness

Trigonometry

Housing & Real Estate

Volume Conversion

Home & Household

Tax Calculators

Linear Algebra & Vectors

Area Conversion

Astronomy & Space

Career

Nutrition & Diet

Drug Dosage & Medication

Text & Encoding

Structural & Materials Engineering

Photography & Video

Network

Data Storage Conversion

Music & Audio

Typography

IT Planning

Debt & Credit

Clothing Sizes

Fun & Games

Resume & Cover Letter

Family & Parenting

Compliance

Communication & Media

Grade Calculators

Business

Blockchain & Cryptocurrency Security