Free · Fast · No signup required

Every tool you need, in one place

A curated collection of calculators, converters and generators — beautifully simple and always free.

480+Tools

133,294Times used

6Categories

Popular tools

Ranked live by how often visitors use them

Browse all

All Calculators Image Tools Developer Tools Generators PDF & Documents Text Tools

Convert Image to WebP

Convert JPG, PNG, GIF or any image to WebP — free, in your browser, from a file or an image URL.

Image Tools574 uses

Random Phone Number Generator

Generate correctly-formatted fake phone numbers for testing — US, UK, India & more.

Generators494 uses

Fortune Cookie Generator

Crack open a virtual fortune cookie — wisdom, luck and lucky numbers.

Generators493 uses

BTU Calculator

Estimate the BTU heating/cooling capacity needed for a room.

Calculators490 uses

70 Years Ago

Find out the exact date and time 70 years ago, live-updating — plus a general calculator for any number of minutes, hours, days, weeks, months, or years.

Calculators487 uses

Exponent Calculator

Calculate a base raised to any power, including negative and fractional exponents.

Calculators478 uses

35 Minutes From Now

Find out the exact date and time 35 minutes from now, live-updating — plus a general calculator for any number of minutes, hours, days, weeks, months, or years.

Calculators478 uses

Roofing Calculator

Estimate roofing squares and shingle bundles needed from roof dimensions.

Calculators477 uses

Ovulation Calculator

Estimate your next ovulation date and fertile window from your cycle.

Calculators476 uses

Mean Calculator

Quickly calculate the arithmetic mean of a list of numbers.

Calculators473 uses

18 Days Ago

Find out the exact date and time 18 days ago, live-updating — plus a general calculator for any number of minutes, hours, days, weeks, months, or years.

Calculators472 uses

Amortization Schedule Calculator

Generate a full month-by-month loan amortization schedule.

Calculators472 uses

3 Years Ago

Find out the exact date and time 3 years ago, live-updating — plus a general calculator for any number of minutes, hours, days, weeks, months, or years.

Calculators467 uses

55 Days From Today

Find out the exact date and time 55 days from today, live-updating — plus a general calculator for any number of minutes, hours, days, weeks, months, or years.

Calculators465 uses

Binary Translator (Text ⇄ Binary)

Convert text to binary and binary back to text instantly.

Developer Tools463 uses

Fraction Calculator

Add, subtract, multiply or divide two fractions with simplified results.

Calculators463 uses

31 Days Ago

Find out the exact date and time 31 days ago, live-updating — plus a general calculator for any number of minutes, hours, days, weeks, months, or years.

Calculators462 uses

42 Weeks From Today

Find out the exact date and time 42 weeks from today, live-updating — plus a general calculator for any number of minutes, hours, days, weeks, months, or years.

Calculators460 uses

BTU Calculator

Estimate the BTU heating/cooling capacity needed for a room.

Calculators490 uses

70 Years Ago

Find out the exact date and time 70 years ago, live-updating — plus a general calculator for any number of minutes, hours, days, weeks, months, or years.

Calculators487 uses

Exponent Calculator

Calculate a base raised to any power, including negative and fractional exponents.

Calculators478 uses

35 Minutes From Now

Find out the exact date and time 35 minutes from now, live-updating — plus a general calculator for any number of minutes, hours, days, weeks, months, or years.

Calculators478 uses

Roofing Calculator

Estimate roofing squares and shingle bundles needed from roof dimensions.

Calculators477 uses

Ovulation Calculator

Estimate your next ovulation date and fertile window from your cycle.

Calculators476 uses

Mean Calculator

Quickly calculate the arithmetic mean of a list of numbers.

Calculators473 uses

18 Days Ago

Find out the exact date and time 18 days ago, live-updating — plus a general calculator for any number of minutes, hours, days, weeks, months, or years.

Calculators472 uses

Amortization Schedule Calculator

Generate a full month-by-month loan amortization schedule.

Calculators472 uses

Convert Image to WebP

Convert JPG, PNG, GIF or any image to WebP — free, in your browser, from a file or an image URL.

Image Tools574 uses

Unblur Image (Sharpener)

Sharpen blurry photos with an adjustable unsharp filter.

Image Tools444 uses

Image Compressor (JPG)

Compress JPG images — shrink file size with a quality slider and live size preview.

Image Tools426 uses

WebP to JPG / PNG Converter

Convert WebP images to JPG or PNG — free, in your browser, from a file or an image URL.

Image Tools395 uses

Image Splitter

Split any image into a grid of equal tiles — perfect for Instagram grids.

Image Tools379 uses

Add Border to Image

Add a solid color border of any thickness to your image.

Image Tools375 uses

PNG to JPG Converter

Convert PNG images to JPG with adjustable quality — free and in your browser.

Image Tools325 uses

Remove Background from Image — Free AI Tool, No Signup, No Watermark

Remove the background from any photo with AI — free, no signup.

Image Tools311 uses

Image to Square Converter

Crop or pad any image into a perfect square — free, in your browser, from a file or an image URL.

Image Tools311 uses

Binary Translator (Text ⇄ Binary)

Convert text to binary and binary back to text instantly.

Developer Tools463 uses

String Length Calculator

Count characters, bytes, and length with/without spaces — instantly.

Developer Tools444 uses

HTML Viewer & Live Preview

Paste HTML and see it rendered live in a sandboxed preview.

Developer Tools436 uses

Inch to Pixel Converter

Convert inches to pixels (and back) at any DPI/PPI.

Developer Tools299 uses

XOR Calculator

Bitwise XOR two values in binary, decimal or hex — see results in all three bases.

Developer Tools272 uses

Subscript & Superscript Generator

Turn text into unicode subscript (ₓ₂) or superscript (ˣ²) you can paste anywhere.

Developer Tools248 uses

Scatter Plot Maker

Paste x,y data and get an instant scatter plot you can download.

Developer Tools245 uses

Playback Speed Calculator

See how long a video or podcast takes at 1.25×, 1.5×, 2×… and how much time you save.

Developer Tools236 uses

HTML to JSX Converter

Convert HTML markup into React-ready JSX — class→className, style objects, self-closing tags.

Developer Tools155 uses

Random Phone Number Generator

Generate correctly-formatted fake phone numbers for testing — US, UK, India & more.

Generators494 uses

Fortune Cookie Generator

Crack open a virtual fortune cookie — wisdom, luck and lucky numbers.

Generators493 uses

Password Generator

Create strong, random passwords with one click.

Generators411 uses

Random Topic Generator

Get random topics for writing, debates, videos, or conversation starters.

Generators378 uses

Random Birthday Generator

Generate random birth dates within any age range — with zodiac sign and day of week.

Generators362 uses

Random Address Generator

Generate realistic fake street addresses — US, UK, New Zealand & more.

Generators256 uses

Random Sentence Generator

Generate random grammatical sentences for writing prompts and testing.

Generators227 uses

Random Emoji Generator

Roll random emojis — single, sets, or emoji stories. Click to copy.

Generators159 uses

WhatsApp Chat Link Generator

Create a WhatsApp click-to-chat link with a pre-filled message — with a country picker, auto-detect from pasted numbers, QR code, and an embeddable website button. Free, instant.

Generators33 uses