160+ Free Online Tools — No Limits

Calculate monthly mortgage payments, total interest, and amortization schedule.

Convert between world currencies with up-to-date exchange rates.

Calculate monthly loan payments and total interest for any loan amount.

Convert between length, weight, temperature, and volume units.

Calculate percentages, percentage change, and what percent one number is of another.

Full-featured scientific calculator with trigonometry, logarithms and more.

See how your investments grow with compound interest over time.

Convert between hourly, daily, weekly, monthly and annual salary.

Convert JPG images to PNG format instantly in your browser.

Generate QR codes for URLs, text, email, phone numbers, and more.

Convert PNG images to JPG format with quality control.

Compress JPEG and PNG images without visible quality loss.

Resize images to exact dimensions or by percentage.

Pick colors and get HEX, RGB, HSL, and CMYK values instantly.

Crop images to custom dimensions or aspect ratios in your browser.

Convert between HEX, RGB, HSL, HSV, CMYK and CSS color formats.

Unscramble letters to find valid words — perfect for Scrabble and word games.

Count words, characters, sentences, paragraphs, and reading time instantly.

Find synonyms, antonyms, rhymes, and related words for any word instantly.

Generate placeholder lorem ipsum text in paragraphs, sentences, or words.

Count characters with optional limit tracking and live progress bar.

Convert text to UPPERCASE, lowercase, Title Case, camelCase, or snake_case.

Convert text to ASCII art in various fonts and styles.

Find and replace text with support for regular expressions.

Generate strong, secure random passwords with custom rules.

Create a custom spinning wheel to randomly pick from your list.

Generate random numbers within any range instantly.

Flip a virtual coin — heads or tails — with animated results.

Generate random first names, last names, or full names.

Play truth or dare with random prompts for all ages.

Roll one or multiple virtual dice with any number of sides.

Ask the Magic 8-Ball a yes/no question and get a mystical answer.

Calculate your Body Mass Index and find your healthy weight range.

Calculate your Total Daily Energy Expenditure based on activity level.

Calculate daily calorie needs for weight loss, gain, or maintenance.

Calculate your pregnancy due date and week-by-week milestones.

Find your most fertile days and ovulation window.

Find the best bedtime or wake time based on sleep cycles.

Calculate ideal protein, carb, and fat macros for your fitness goals.

Calculate your daily water intake recommendation based on weight and activity.

Format, validate, and minify JSON with instant error detection.

Encode text to Base64 and decode Base64 strings instantly.

Test and debug regular expressions with live match highlighting.

Encode and decode URLs using percent-encoding (RFC 3986).

Generate MD5, SHA-1, SHA-256, SHA-512 hashes for any text.

Generate random UUID v4 identifiers for databases and APIs.

Convert HEX color codes to RGB values and vice versa.

Convert Unix timestamps to human-readable dates and vice versa.

Find your public IP address and geolocation information.

Test your website loading speed and get performance insights.

Look up DNS records (A, MX, CNAME, TXT, NS) for any domain.

Reference guide to all HTTP status codes with explanations.

Calculate subnet mask, network address, and host range for IP networks.

Validate email address format and check for common errors.

Check how strong your password is and get improvement tips.

Check if a website or server is up, down, or slow.

Convert times between any two time zones around the world.

A precise online stopwatch with lap recording.

Add or subtract days, weeks, months, and years from any date.

Set a countdown timer to any event or deadline.

See the current time in major cities across all time zones.

Convert between Unix timestamps and human-readable date/time.

Calculate the duration between two times in hours, minutes and seconds.

Find the ISO week number for any date of the year.

Check text for common grammar and spelling errors.

Boost focus with the Pomodoro technique — 25-min work, 5-min break.

Get creative writing prompts to spark your imagination.

Analyze text reading level, sentence complexity and vocabulary score.

Prioritize tasks using the Eisenhower Matrix — urgent vs. important.

Read today's horoscope for your zodiac sign — love, career, health and general outlook.

Generate your natal birth chart with Sun, Moon, and Rising signs based on birth date, time and place.

Check astrological compatibility between two zodiac signs — love, friendship and work.

Find your Moon sign — the zodiac sign the Moon was in at the moment of your birth.

Calculate your numerology Life Path Number from your birth date and discover your life's purpose.