Turn a page into a clear PDF.
Photograph, crop and preview your pages. Learn how to keep every edge and make the writing readable.
✳ TOOLS + PRACTICAL GUIDES
Everyday tasks.
Clearly solved.
Free tools and clear guides for documents, images, numbers
and study. Choose a task. Understand your result.
MADE FOR YOUR EVERYDAYStudents✳Creators✳Developers✳Curious mindsA useful little corner of the internet. ↗
CHOOSE YOUR NEXT TASK
A useful place to start.
Make sense of your GPA.
Work through a credit-weighted example, then calculate your semester and cumulative results.
Get your image ready to upload.
Understand file size, pixel dimensions and formats before choosing whether to resize or compress.
PICK A TOOL. GET IT DONE.
Your everyday toolkit
Word counter
Count words, characters, sentences and reading time.
TextJSON formatter
Validate, format or minify JSON with clear error messages.
DeveloperPassword generator
Generate a random password with guaranteed character variety.
DeveloperPercentage calculator
Find a percentage of a number or one value as a percentage of another.
CalculatorsLength converter
Convert length units with clearly labeled input and output.
ConvertersImage format converter
Convert PNG, JPEG and WebP images in your browser.
Image & PDFImages to PDF
Photograph pages, crop their edges, apply a document filter and name your PDF.
Image & PDFMerge PDF
Join several PDFs in the order you choose.
PDF & DocumentsPDF to JPG
Render selected PDF pages as JPG images in a ZIP.
PDF & DocumentsImage to text / OCR
Recognize printed English or Urdu text from an image.
Image & PDFSGPA & CGPA calculator
Calculate semester and cumulative GPA with credit-weighted course results.
StudyCase converter
Switch between uppercase, lowercase, title and sentence case.
TextRemove duplicate lines
Keep the first copy of each exact line.
TextSort lines
Sort your list alphabetically or numerically.
TextFind & replace
Replace every exact occurrence without regular expressions.
TextWhitespace cleaner
Trim lines and remove extra spaces and blank lines.
TextURL slug generator
Turn a heading into a clean, readable URL slug.
TextReverse text
Reverse characters, words or the order of lines.
TextLorem ipsum generator
Create placeholder paragraphs for your design.
TextReading time estimator
Estimate reading and speaking time for a script or article.
TextJSON to CSV
Convert an array of objects into spreadsheet-friendly CSV.
DeveloperCSV to JSON
Parse CSV with quoted fields, commas and multiline values.
DeveloperBase64 encoder / decoder
Encode Unicode text or decode UTF-8 Base64.
DeveloperURL encoder / decoder
Escape or restore a URL component safely.
DeveloperHTML entity converter
Escape HTML characters or decode common entities.
DeveloperSHA-256 hash generator
Generate a SHA-256 digest of UTF-8 text locally.
DeveloperUUID v4 generator
Create random UUIDs with your browser’s cryptographic random source.
DeveloperUnix timestamp converter
Convert Unix seconds to UTC or an ISO date to Unix seconds.
DeveloperNumber base converter
Convert whole numbers between binary, decimal and hexadecimal.
DeveloperJWT payload decoder
Inspect a JWT header and payload without sending it to a server.
DeveloperPercentage change
Measure the increase or decrease between two values.
CalculatorsDiscount calculator
See the sale price and how much you save.
CalculatorsSales tax calculator
Add tax or extract included tax using a rate you provide.
CalculatorsLoan payment calculator
Estimate fixed monthly payments on an amortizing loan.
CalculatorsCompound interest calculator
Estimate growth from an initial amount and fixed interest rate.
CalculatorsSimple interest calculator
Calculate interest without compounding.
CalculatorsAge calculator
Calculate calendar age on a date you choose.
CalculatorsDate difference
Count elapsed days and weeks between two calendar dates.
CalculatorsUnit price comparison
Compare the cost per unit of two packages.
CalculatorsFraction simplifier
Reduce a fraction to lowest terms and a decimal.
CalculatorsRatio simplifier
Simplify a ratio of two whole numbers.
CalculatorsAverage & statistics
Find the mean, median, range and population standard deviation.
CalculatorsRandom number generator
Pick an unbiased random whole number within a chosen range.
CalculatorsTip & bill splitter
Calculate a tip and divide a bill equally.
CalculatorsWeight converter
Convert weight units with clearly labeled input and output.
ConvertersArea converter
Convert area units with clearly labeled input and output.
ConvertersVolume converter
Convert volume units with clearly labeled input and output.
ConvertersSpeed converter
Convert speed units with clearly labeled input and output.
ConvertersData converter
Convert data units with clearly labeled input and output.
ConvertersTime converter
Convert time units with clearly labeled input and output.
ConvertersTemperature converter
Convert Celsius, Fahrenheit and Kelvin.
ConvertersHEX / RGB converter
Convert between web HEX colors and RGB values.
Web & SEOColor contrast checker
Check the contrast ratio for text and background colors.
Web & SEOCSS gradient generator
Create a two-color linear gradient and copy its CSS.
Web & SEOMeta tag generator
Prepare title, description, canonical and social sharing tags.
Web & SEORobots.txt generator
Generate basic crawler rules and an optional sitemap location.
Web & SEOXML sitemap generator
Create a sitemap from a list of URLs on one website.
Web & SEOURL parser
Inspect a URL’s protocol, host, path and query parameters.
Web & SEOKeyword density checker
Count single-word frequencies in your own text.
Web & SEOImage resizer
Resize an image while preserving its aspect ratio.
Image & PDFImage compressor
Export a smaller JPEG or WebP with adjustable quality.
Image & PDFImage to Base64
Convert a small image to a data URL for HTML or CSS.
Image & PDFImage information
Inspect image dimensions, format, size and aspect ratio.
Image & PDFSplit PDF
Export selected pages as separate PDF files in a ZIP.
PDF & DocumentsExtract PDF pages
Keep selected pages together in a new PDF.
PDF & DocumentsRemove PDF pages
Delete selected pages and download the remaining document.
PDF & DocumentsOrganize PDF
Reorder pages, including repeated pages, in a new PDF.
PDF & DocumentsRotate PDF
Rotate selected pages by 90, 180 or 270 degrees.
PDF & DocumentsAdd PDF page numbers
Number pages at the bottom of your document.
PDF & DocumentsWatermark PDF
Add a translucent text watermark to PDF pages.
PDF & DocumentsCrop PDF
Trim PDF page margins by percentage.
PDF & DocumentsAdd text to PDF
Place a text annotation on a chosen PDF page.
PDF & DocumentsFill PDF forms
Read or fill existing PDF text fields, checkboxes and choices.
PDF & DocumentsCreate PDF form
Add fillable text fields to an existing PDF.
PDF & DocumentsFlatten PDF forms
Make filled form fields part of the page content.
PDF & DocumentsProtect PDF
Encrypt a PDF with an opening password using AES-256.
PDF & DocumentsUnlock PDF
Remove encryption from a PDF using its known password.
PDF & DocumentsSign PDF with an image
Place your signature image on a PDF page.
PDF & DocumentsCompress PDF
Reduce PDF size by rebuilding pages as compressed images.
PDF & DocumentsRebuild / repair PDF
Re-save a readable PDF to rebuild its document structure.
PDF & DocumentsRedact PDF
Permanently cover a rectangular area on selected pages.
PDF & DocumentsPDF to text
Extract the selectable text from a PDF.
PDF & DocumentsPDF to Markdown
Extract text into a simple Markdown file, organized by page.
PDF & DocumentsCompare PDF text
Compare the extracted text of two PDF documents.
PDF & DocumentsPDF to Word (text)
Create an editable DOCX from selectable PDF text.
PDF & DocumentsPDF text to Excel
Export extracted PDF text lines into an XLSX spreadsheet.
PDF & DocumentsPDF to PowerPoint
Create a PPTX slide for each PDF page, preserving its appearance.
PDF & DocumentsWord DOCX to PDF
Create a PDF from the text in a Word document.
PDF & DocumentsExcel to PDF
Export worksheet rows to a paginated PDF table.
PDF & DocumentsPowerPoint PPTX to PDF
Create a readable PDF of the text from each PowerPoint slide.
PDF & DocumentsHTML to PDF (text)
Turn the readable text in HTML into a clean PDF.
PDF & DocumentsOCR PDF
Recognize printed English text and create a searchable PDF.
PDF & DocumentsScan image to PDF
Photograph pages, crop their edges, apply a document filter and name your PDF.
PDF & DocumentsPDF summarizer
Get a short extractive summary of a PDF’s selectable text.
PDF & DocumentsText summarizer
Select key sentences from an article using local word-frequency ranking.
TextText to binary
Encode Unicode text as UTF-8 binary bytes.
DeveloperBinary to text
Decode 8-bit UTF-8 binary bytes into Unicode text.
DeveloperHours calculator
Calculate elapsed hours between two local date-times.
CalculatorsFavicon generator
Create a 32×32 PNG and an ICO favicon from an image.
Image & PDFQR code generator
Create a downloadable QR code for text or a URL.
Image & PDFSafe HTML viewer
Preview pasted HTML in an isolated frame without scripts or remote resources.
Web & SEOMeta tag analyzer
Inspect title, description, canonical and robots tags in pasted HTML.
Web & SEOOpen Graph checker
Check social sharing metadata in pasted page HTML.
Web & SEOText similarity checker
Compare word overlap and unique words between two texts.
TextFlashcard maker
Make, flip, edit and review cards from paragraphs or question-and-answer notes.
StudyWeighted grade calculator
Calculate assessment averages using each score’s percentage weight.
StudyFinal exam calculator
Find the final-exam score required to reach your target course grade.
StudyAssignment cover-page maker
Create a cover with your university logo and print or save it as a PDF.
StudyExam preparation planner
Split your topics and available study hours into a dated revision plan.
StudyAttendance calculator
Calculate attendance using class counts or scheduled contact hours.
StudySemester dashboard
Keep subjects, a weekly timetable and assignment or exam deadlines together.
Study⌕
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✳
Good tools should get out of your way.
Find what you need, use it, and carry on. No downloads to install. No account to create.
A FEW GOOD STARTING POINTS
The usual favorites.
Small tasks. Satisfying checkmarks.
GOOD TO KNOW
Simple by design.
Are all these tools free?
Yes. Every tool in this directory is free to use without an account.
Where do my files and text go?
Tool processing runs in this browser. The tool code does not send selected files, text or results to our server. Normal website hosting and any separately configured services may still log visits. Read our privacy notice for the details.
Can I use the tools on my phone?
Yes. The directory and workspaces adapt to smaller screens. Image and PDF work may need more device memory; file limits are shown inside the tool.
Does the website have every possible tool?
No. This is a focused collection of working utilities. Tools needing a live data service or a server are not included unless that service is actually connected.
Calculators
Random number generator
Pick an unbiased random whole number within a chosen range.
Result
READY WHEN YOU AREYour result will appear here.
THREE SMALL STEPS
How to use this tool
ⓘ
Helpful to know
About this tool
Pick an unbiased random whole number within a chosen range.
Enter your values, run the tool and check the result before relying on it.
Found a reproducible issue? Report it with a small non-sensitive example. Read our editorial and testing approach.