Online Tools Free

Choose a tool and get results quickly, easily, and securely.

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Choose a category

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Domains

Domain registration, expiration, and age information.

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Domain Age CheckerOpen this tool on its own page.

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WHOIS DomainCheck registrar, dates, status, and DNS servers.

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Domain Availability Checker Check whether a domain is registered or may be available.

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Network & DNS

Network, DNS, and IP address lookups.

Find Website IP AddressOpen this tool on its own page.

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MX Record LookupCheck the domain’s mail servers.

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TEL

Phone Carrier LookupLook up the carrier of a phone number.

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Security

HTTPS and SSL certificate checks.

SSL

SSL Certificate CheckerOpen this tool on its own page.

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✓

Website Safety CheckerCheck HTTPS, SSL, domain age, and DNS records.

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Text

Quick tools for analyzing and editing text.

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Word CounterCount words, characters, sentences, and paragraphs.

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Change Text CaseConvert text to uppercase, lowercase, or title case.

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Remove Extra SpacesClean up repeated spaces in your text.

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Sort Text AlphabeticallySort lines from A to Z.

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ABC

Character Counter Without SpacesCount characters excluding spaces.

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Á→A

Remove Text AccentsRemove accents from words and text.

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Find and Replace TextFind and replace words or phrases.

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Reverse TextReverse the order of characters.

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Text Comparison ToolHighlight additions and deletions between two texts.

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Calculators

Simple, useful calculators for everyday tasks.

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Age CalculatorFind your exact age in years, months, and days.

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Hours CalculatorCalculate the difference between two times.

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Percentage CalculatorCalculate percentages of any value.

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Discount CalculatorCalculate the discount and final price.

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Simple Interest CalculatorCalculate interest and the final amount.

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Compound Interest CalculatorCalculate growth with compound interest.

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Profit CalculatorCalculate profit, margin, and return.

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Commission CalculatorCalculate your sales commission.

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Energy Consumption CalculatorEstimate energy use in kWh and monthly cost.

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Fuel Cost CalculatorEstimate fuel consumption and trip cost.

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Rule of Three CalculatorSolve proportions quickly.

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Exam CountdownSee how many days remain until your exam.

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Gestational Age CalculatorEstimate pregnancy weeks and days from the last menstrual period.

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Age Difference CalculatorCompare two birth dates and find the age difference.

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Installment CalculatorCalculate payments with or without interest.

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Daily Water Intake CalculatorEstimate daily water intake based on body weight.

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Net Salary CalculatorEstimate take-home pay after deductions.

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13º

13th Salary CalculatorCalculate the proportional gross amount.

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Vacation Pay CalculatorEstimate vacation pay and the additional one-third bonus.

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Loan CalculatorEstimate fixed installments and total loan cost.

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Overtime Pay CalculatorEstimate overtime pay at 50% or 100% rates.

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Generators

Quick tools to generate and randomize information.

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Password GeneratorCreate random passwords.

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Wi-Fi Password GeneratorCreate a strong password for your network.

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Random Name PickerPick a random name from a list.

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Multiplication Table GeneratorGenerate multiplication tables instantly.

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Quote GeneratorCreate a simple price quote.

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QR Code GeneratorTurn text or a link into a QR code.

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Color Palette GeneratorGenerate five colors with HEX codes.

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URL

URL Slug GeneratorTurn titles into SEO-friendly URLs.

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HEX to RGB ConverterConvert colors between HEX and RGB.

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✓

Web Utilities

Quick checks for websites and web addresses.

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Website Uptime CheckerCheck whether a website responds.

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Redirect CheckerCheck URL status codes and redirect destinations.

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BOT

Robots.txt CheckerView a website's public robots.txt file.

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XML

XML Sitemap CheckerFind common XML sitemap locations.

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Username Availability CheckerSearch usernames across social networks and services. Unconfirmed results require manual checking.

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ADS

AdSense Eligibility CheckerCheck technical and editorial readiness signals for Google AdSense. This is an estimate, not official approval.

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SEO

Website SEO AuditorScan up to 1,000 website pages to find SEO issues, HTTP errors and duplicate content.

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Broken Link CheckerTest up to 20 links found on a page.

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HTTP

HTTP Status CheckerCheck the HTTP status code of a URL.

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Dates & Calendar

Calculate dates and business days, and create custom calendars.

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Days Between Dates CalculatorCount the days between two dates.

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Business Days CalculatorCount weekdays between two dates.

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Add or Subtract DaysCalculate a new date by adding or subtracting days.

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Find Day of the WeekFind the weekday for any date.

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Date CountdownSee the remaining days, hours, minutes, and seconds.

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CAL

Calendar GeneratorChoose a month and year to view and print.

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Calendar Days Deadline CalculatorAdd a deadline in calendar days to a date.

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5º

Fifth Business Day CalculatorFind the fifth business day of the month.

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12×36

12-on/36-off Shift CalendarGenerate a calendar of workdays and days off.

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5×2

5-on/2-off Shift CalendarFive workdays followed by two days off.

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5×1

5-on/1-off Shift CalendarFive workdays followed by one day off.

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6×1

6-on/1-off Shift CalendarSix workdays followed by one day off.

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4×3

4-on/3-off Shift CalendarFour workdays followed by three days off.

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24×48

24-on/48-off Shift CalendarA 24-hour shift followed by 48 hours off.

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Organization & Productivity

Create lists and schedules to stay organized.

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To-Do List GeneratorCreate tasks and mark them as completed.

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Weekly Schedule GeneratorPlan your week from Monday to Sunday.

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Monthly Planner GeneratorChoose a month and year and add appointments.

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Shopping List GeneratorOrganize shopping items and quantities.

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PDF Tools

Edit, convert, and organize PDF files in your browser.

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Merge PDFMerge multiple PDFs into one file.

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Split PDFExtract individual pages or page ranges.

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Rotate PDFRotate pages by 90°, 180°, or 270°.

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JPG

PDF to JPGConvert PDF pages into images.

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PDF

JPG to PDFCreate a PDF from images.

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Compress PDFReduce document file size.

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ZIP

PDF to ZIPDownload converted pages in a ZIP archive.

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PNG

PDF to PNGConvert each PDF page to PNG.

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TXT

TXT to PDFConvert text and TXT files into PDF.

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Delete PDF PagesRemove unwanted pages.

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Extract PDF PagesCreate a new PDF with selected pages.

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Organize PDF PagesReorder, rotate, and delete pages.

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Remove PDF PasswordRemove the password from a PDF you are authorized to unlock.

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ZIP

ZIP to PDFConvert images and text files from ZIP to PDF.

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DOC

Word to PDFConvert DOCX files to PDF.

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DOCX

PDF to WordExtract text into an editable DOCX.

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Protect PDF with PasswordProtect your PDF with an open password.

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Image Tools

Compress, resize, crop, and convert images in your browser.

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Compress ImageReduce image file size.

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Resize ImageChange image width and height.

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Crop ImageSelect and crop an area.

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JPG

Convert to JPGConvert PNG and WebP images to JPG.

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PNG

Convert JPGConvert JPG to PNG or WebP.

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Rotate ImageRotate or flip your image.

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Add Image WatermarkAdd a text watermark to an image.

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SEO

Tools for analyzing pages and search engine metadata.

SEO

Meta Tag CheckerAnalyze title, description, canonical, robots, H1, and Open Graph tags.

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Fast and EasyGet results in seconds.

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SecureUse tools without installing anything.

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One Page per ToolCleaner, more organized navigation.

Frequently Asked Questions

Are the tools free?

Yes. The tools are free and use publicly available information.

Do I need to install anything?

No. Just choose a tool and use it in your browser.

Can I use the tools on my phone?

Yes. The site works on desktops, tablets, and phones.