Free Online Tools for Classrooms & Events
Small Helper Tools
35+ free tools — no sign-up required
Small Helper Tools is a collection of free, browser-based utility tools. Spin a wheel, race ducks, roll dice, pick names, generate teams, time activities, calculate loans, check resumes, and more — no sign-up required. Perfect for teachers, presenters, students, and anyone who needs quick, reliable tools.
Random Tools
Wheels, pickers, races, dice — all powered by cryptographic randomness.
Wheel Spinner
Spin the wheel to pick a random winner. Perfect for classrooms and giveaways.
Random Name Picker
Pick a random name with a fun slot-machine animation.
Team Generator
Randomly split a group into balanced teams instantly.
Duck Race
Watch ducks race to pick a random winner. Fun and exciting!
Horse Race
A classic horse race to randomly choose a winner.
Car Race
Race cars head-to-head for a random pick with style.
Space Race
Rockets blast off — who reaches the finish line first?
Coin Flipper
Flip a coin for a quick heads-or-tails decision. Fair and random.
Dice Roller
Roll 3D dice — D4, D6, D8, D10, D12, or D20.
Finance Calculators
Loan, mortgage, investment, and budgeting calculators.
Loan Calculator
Calculate monthly EMI, total interest, and view a full amortization schedule for any loan.
Salary Calculator
Convert between annual salary and hourly rate. Estimate take-home pay with federal and state taxes.
Compound Interest Calculator
See how investments grow over time with compound interest, monthly contributions, and a year-by-year growth chart.
Credit Card Payoff Calculator
Calculate how long to pay off credit card debt and how much you can save with extra payments.
Mortgage Calculator
Find out how much house you can afford based on your income, debts, and down payment.
Debt-to-Income Calculator
Calculate your DTI ratio and check qualification status for different loan types.
Business Loan Calculator
Compare term loans, SBA loans, and equipment financing with payment schedules and effective APR.
Income Tax Calculator
Estimate federal and state income taxes, effective tax rate, FICA, and take-home pay for 2026.
Retirement Calculator
Plan retirement savings with projections, inflation adjustment, 4% rule income, and gap analysis.
ROI Calculator
Calculate total and annualized return on investment with benchmark comparisons.
Generators
Generate passwords, usernames, and other useful strings securely in your browser.
Password Generator
Generate strong, secure passwords with customizable length and character options.
Invoice Generator
Create professional invoices with live preview and PDF export. All data stays in your browser.
QR Code Generator
Generate QR codes for URLs, text, WiFi, and more. Download as PNG or SVG with custom colors.
Design Tools
Color palettes, gradient generators, and visual utilities.
Developer Tools
JSON formatters, regex testers, and coding utilities.
Text Tools
Analyze, count, and transform your text with free browser-based utilities.
Word Counter
Count words, characters, sentences, and paragraphs in your text instantly.
Readability Checker
Analyze text readability with Flesch-Kincaid score, grade level, and reading time.
Lorem Ipsum Generator
Generate placeholder text in classic Latin, hipster, or corporate style.
Case Converter
Convert text between UPPERCASE, lowercase, Title Case, camelCase, snake_case, and more.
Career Tools
Salary, resume, and job-related utilities.
Education Tools
GPA calculators and academic utilities.
Timers
Visual countdown timers for classrooms, events, and activities.
Utility Tools
Unit converters and other everyday utility tools.