All Online Tools
Browse all 170 available tools by category. Use search when you already know the task, or scan the focused category sections below.
PDF Tools
Merge, split, compress, convert and organize PDF documents.
Compress PDF
Reduce PDF file size locally with practical low, recommended and high compression presets.
Compress PDF to Exact KB/MB
Compress a PDF toward 100 KB, 200 KB, 500 KB, 1 MB, 2 MB or a custom target.
Merge PDF
Merge multiple PDF files in a chosen order directly in your browser.
Split PDF
Split a PDF by ranges or turn every page into its own PDF.
JPG to PDF
Convert multiple JPG images into one ordered PDF.
PDF to JPG
Convert selected PDF pages into downloadable JPG images.
PNG to PDF
Convert multiple PNG images into a single PDF.
Rotate PDF
Rotate individual PDF pages or all pages with visual thumbnails.
Organize PDF
Rearrange PDF pages with thumbnail previews and touch-friendly controls.
Remove Pages
Select and remove unwanted pages from a PDF safely.
Extract Pages
Extract selected PDF pages or page ranges into a new document.
Add Page Numbers
Add configurable page numbers to selected PDF pages.
Add Watermark
Add a text watermark to all or selected PDF pages.
Sign PDF
Draw or upload a signature and place it visually on a PDF page.
Protect PDF
Protect a PDF with an AES-256 open password in your browser.
Scan to PDF
Turn multiple JPG or PNG page photos into one ordered PDF.
Repair PDF
Attempt to rebuild a readable PDF by parsing and re-saving its structure.
OCR PDF
Extract editable text from scanned PDF pages with browser OCR.
Crop PDF
Crop visible PDF page areas by setting page crop margins.
Compare PDF
Compare the extracted text of two PDFs page by page.
PDF to Markdown
Extract PDF text and create simple page-structured Markdown.
Word to PDF
Convert DOCX documents to PDF through a dedicated conversion service when production processing is configured.
PowerPoint to PDF
Convert PPT or PPTX presentations to PDF with a dedicated slide-rendering service when configured.
Excel to PDF
Convert Excel workbooks to PDF through a dedicated spreadsheet conversion service when configured.
HTML to PDF
Turn HTML text content into a downloadable PDF locally with executable elements removed.
PDF to Word
Convert PDF documents to editable DOCX through a specialist conversion service when configured.
PDF to PowerPoint
Convert a PDF into a PowerPoint presentation through a specialist conversion service when configured.
PDF to Excel
Convert PDF tables and structured data into XLSX through a specialist conversion service when configured.
PDF to PDF/A
Convert PDFs to archival PDF/A through a standards-capable conversion and validation service when configured.
Edit PDF
Add new text to a selected PDF page with simple position and size controls.
PDF Forms
Inspect and fill supported AcroForm fields, then download the updated PDF locally.
Unlock PDF
Remove an opening password by rendering and rebuilding a flattened unlocked PDF copy.
Redact PDF
Create a flattened PDF with a selected rectangular region permanently burned out on one page.
AI Summarizer
Generate a genuine PDF summary through a configured AI service when production credentials and limits are available.
Translate PDF
Translate PDF text through a configured translation service with source and target language controls.
Image Tools
Compress, resize, crop, inspect and convert images in practical browser workflows.
Image Compressor
Compress JPG, PNG and WebP images in your browser with adjustable quality.
Compress Image to Exact KB
Compress an image toward a 20 KB, 50 KB, 100 KB, 200 KB or custom target.
Image Resizer
Resize images by exact width, height or percentage while preserving aspect ratio.
Image Cropper
Crop images with free, square, 4:3, 16:9 and photo-friendly aspect ratios.
JPG to PNG
Convert JPG images to PNG in your browser.
PNG to JPG
Convert PNG images to JPG with a white background where transparency exists.
HEIC to JPG
Convert HEIC or HEIF photos to widely compatible JPG files.
WebP to JPG
Convert WebP images to JPG quickly in your browser.
JPG/PNG to WebP
Convert JPG or PNG images to modern WebP format.
Image Rotator
Rotate images 90° left, 90° right or 180° with preview.
Image Flipper
Flip an image horizontally or vertically in your browser.
Background Remover
Remove an image background with an on-demand browser AI model.
Image Background Color Changer
Remove the original background and replace it with white, blue, black, transparent or a custom color.
Image to Text OCR
Extract editable text from an image with browser-based OCR.
Passport/Profile Photo Maker
Crop and resize a profile or passport-style photo using configurable presets.
SVG to PNG Converter
Convert SVG graphics to PNG with custom output dimensions and safe browser rendering.
SVG to JPG Converter
Convert SVG graphics to JPG with size, quality and background controls.
Favicon Generator
Create common favicon and app-icon PNG sizes from one image.
EXIF Metadata Viewer
Inspect available EXIF and photo metadata without uploading the image.
EXIF Metadata Remover
Regenerate an image locally to strip embedded EXIF metadata.
Color Picker from Image
Click or tap an image to sample colors in HEX, RGB and HSL.
Image ↔ Base64 Converter
Convert an image to Base64/Data URL or decode image Base64 back to a downloadable file.
Calculators
Fast and easy calculators for math, dates, percentages, units, conversions and everyday calculations.
Age Calculator
Find your exact age in years, months, days and total elapsed days.
Percentage Calculator
Calculate any percentage of a number with a clear formula breakdown.
Percentage Increase/Decrease Calculator
Measure percentage increase or decrease between an original and a new value.
Discount Calculator
Calculate discount amount and final price from the original price and discount rate.
Date Difference Calculator
Find the number of days between two calendar dates.
Days From Today Calculator
Add or subtract days from today to find a future or past date.
Time Duration Calculator
Calculate elapsed time between a start time and an end time.
Unit Converter
Convert common measurement values between supported unit groups.
Length Converter
Convert length values between metric and imperial units.
Weight Converter
Convert weight and mass values between metric and imperial units.
Area Converter
Convert area values between square metric, imperial and land-area units.
Temperature Converter
Convert temperature between Celsius, Fahrenheit and Kelvin.
Speed Converter
Convert speed between common metric, imperial and nautical units.
Fuel Mileage Calculator
Calculate fuel economy from distance travelled and fuel used.
Fuel Cost Calculator
Estimate trip fuel cost from distance, mileage and fuel price.
Split Bill Calculator
Split a bill evenly between people, with optional tip.
Tip Calculator
Calculate tip amount, final bill total and per-person share.
Average Calculator
Calculate the arithmetic mean of a list of numbers.
Ratio Calculator
Simplify a two-number ratio to its lowest whole-number form.
Fraction Calculator
Add, subtract, multiply or divide two fractions.
Time Zone Converter
Convert a date and time between IANA time zones with DST-aware browser data.
World Meeting Time Planner
Compare one meeting time across several world time zones at once.
Scientific Calculator
Solve scientific expressions with trig, logs, roots, powers, constants and degree/radian modes.
Standard Deviation Calculator
Calculate mean, variance and population or sample standard deviation from a number list.
Triangle Calculator
Solve a triangle from three sides or two sides plus the included angle.
Quadratic Equation Solver
Solve ax² + bx + c = 0 and view real or complex roots.
Random Number Generator
Generate one or many random integers with optional unique values.
Number Base Converter
Convert integers between binary, octal, decimal and hexadecimal.
Roman Numeral Converter
Convert numbers to Roman numerals and Roman numerals back to numbers.
Finance Tools
Easy-to-use finance calculators for EMI, SIP, interest, investments and everyday financial planning.
EMI Calculator
Calculate monthly EMI, total interest and total repayment for a reducing-balance loan.
Home Loan Calculator
Estimate home-loan EMI, total interest and repayment across the selected tenure.
Personal Loan Calculator
Estimate personal-loan EMI and total interest with simple inputs.
Car Loan Calculator
Estimate car-loan EMI, interest cost and total repayment.
SIP Calculator
Estimate the future value of monthly SIP investments using an expected annual return.
Compound Interest Calculator
Calculate compound interest and maturity value for several compounding frequencies.
FD Calculator
Estimate fixed-deposit maturity value and interest earned.
RD Calculator
Estimate recurring-deposit maturity from monthly deposits, rate and duration.
GST Calculator
Add or remove GST from an amount and see base value, tax and total.
Profit Margin Calculator
Calculate profit, profit margin and markup from revenue and cost.
Mortgage Calculator
Estimate monthly mortgage payment, principal, interest and total paid.
Loan Amortization Calculator
Calculate loan payment and a month-by-month amortization schedule.
VAT Calculator
Add or remove a custom VAT rate from any amount.
Student Tools
Useful student utilities for marks, CGPA, attendance, study planning and everyday academic tasks.
CGPA to Percentage Calculator
Convert CGPA to percentage using an editable institution-specific factor.
Percentage to CGPA Calculator
Convert percentage to CGPA using an editable conversion factor.
Marks Percentage Calculator
Calculate percentage from marks obtained and total marks.
Attendance Calculator
Check current attendance and how many classes you need or can miss for a target.
GPA Calculator
Calculate credit-weighted GPA on a 10-point grade-point scale.
Grade Calculator
Calculate percentage and an illustrative letter grade from marks.
Study Time Calculator
Turn topics, time per topic and days available into a daily study target.
Exam Countdown
Create a live countdown to an exam date and time.
Pomodoro Timer
Run configurable focus and break timers for Pomodoro-style study sessions.
Random Question/Name Picker
Randomly pick one question or name from a line-by-line list.
Text Tools
Simple text utilities for counting, formatting, comparing, cleaning and editing text online.
Word Counter
Count words, characters, sentences, paragraphs and estimated reading time.
Character Counter
Count characters with and without spaces in your text.
Sentence Counter
Count sentences in a passage of text.
Paragraph Counter
Count non-empty paragraphs in pasted text.
Case Converter
Convert text to uppercase, lowercase, title case or sentence case.
Remove Extra Spaces
Clean repeated spaces and unnecessary whitespace from text.
Remove Duplicate Lines
Remove repeated lines while keeping the first occurrence.
Text Compare / Diff Checker
Compare two text blocks and highlight line-level differences.
Sort Lines Alphabetically
Sort line-by-line text alphabetically in ascending or descending order.
Reading Time Calculator
Estimate reading time from the word count of your text.
Typing Speed Test
Measure typing speed, accuracy and character performance in timed tests.
Developer Tools
Useful browser-based utilities for developers, including JSON, encoding, validation and code-related tools.
JSON Formatter + Validator
Format JSON with readable indentation and validate its syntax.
JSON Minifier
Minify valid JSON by removing unnecessary whitespace.
Base64 Encoder/Decoder
Encode text as Base64 or decode Base64 back to readable text.
URL Encoder/Decoder
Encode or decode URL components safely.
QR Code Generator
Generate a downloadable QR code from text, URLs or other short data.
Password Generator
Generate a strong random password with configurable length and character sets.
UUID Generator
Generate one or more random UUID v4 identifiers.
Unix Timestamp Converter
Convert dates to Unix timestamps and timestamps back to readable dates.
HEX/RGB/HSL Color Converter
Convert HEX and RGB colors and view the equivalent HSL value.
CSS Gradient Generator
Build a two-color CSS linear gradient and copy the CSS code.
Password Strength Checker
Check password strength locally using length, variety and pattern analysis.
File Hash Generator
Generate SHA-256, SHA-384 or SHA-512 checksums for a local file.
Regex Tester
Test JavaScript regular expressions with flags, matches and capture groups.
CSV to JSON Converter
Convert CSV to formatted JSON with quoted-field and delimiter support.
JSON to CSV Converter
Convert an array of JSON objects to standards-friendly CSV.
XML Formatter & Validator
Format, validate or minify well-formed XML without executing it.
SQL Formatter
Format or compact common SQL syntax without executing queries.
Markdown Previewer
Write Markdown and preview common formatting in a safe responsive layout.
UTM Builder
Build a properly encoded campaign URL with standard UTM parameters.
YAML ↔ JSON Converter
Convert YAML to JSON or JSON to YAML with safe parsing and clear errors.
HTML Formatter & Minifier
Beautify or compact HTML without executing it.
CSS Formatter & Minifier
Format CSS or create a compact minified version.
JavaScript Formatter & Minifier
Format JavaScript and minify it without executing user code.
JWT Decoder
Decode JWT header and payload locally without claiming signature verification.
JSON ↔ XML Converter
Convert flat and nested JSON to XML or XML to JSON.
Health Calculators
Informational calculators for BMI, BMR, calories, body measurements and general wellness estimates.
BMI Calculator
Estimate adult BMI using metric or imperial measurements.
BMR Calculator
Estimate basal metabolic rate using the Mifflin–St Jeor equation.
Calorie Calculator
Estimate daily maintenance calories from BMR and activity level.
Body Fat Calculator
Estimate body-fat percentage with the U.S. Navy circumference method.
Ideal Weight Calculator
Compare reference body-weight estimates from several established formulas.
Web & SEO Tools
Useful web and SEO utilities for URLs, metadata, HTML and everyday website optimization tasks.
URL Parser
Break a URL into protocol, host, port, path, query parameters and fragment.
URL Slug Generator
Turn titles or phrases into clean URL slugs.
HTML Entity Encoder / Decoder
Encode or decode HTML entities safely as plain text.
Meta Tag Generator & Open Graph Preview
Generate SEO meta tags and preview an Open Graph-style share card.
QR & Barcode Tools
Create practical QR codes and common barcodes for digital and print use.
Design Tools
Simple creative utilities for colors, graphics, visual content and everyday design work.
Aspect Ratio Calculator
Simplify image ratios and calculate missing width or height from a target ratio.
DPI/PPI Calculator
Estimate pixel density and print size from pixels and physical dimensions.
Color Contrast Checker
Calculate WCAG contrast ratio and text pass/fail results for two colors.
Color Palette Generator
Generate complementary, analogous, triadic or monochromatic palettes from a base color.
India Tools
Useful India-specific calculators and converters for land, finance and everyday practical tasks.
Bigha to Square Feet Converter
Convert Bigha to square feet with configurable regional land-measurement values.
Bigha/Biswa/Gaj/Acre Converter
Convert Bigha, Biswa, Gaj, Acre and square feet using regional settings.
Indian Rupees to Words
Convert a rupee amount into Indian-style words including paise.
Number to Indian Words
Convert numbers to Indian words using thousand, lakh, crore and arab scales.
Indian Exam Photo Resizer
Resize an exam/application photo in the browser to custom pixel and KB targets.
Signature Resizer to Exact KB
Resize and compress a signature image toward a chosen KB target in your browser.
Indian Number Format Converter
Format numbers with Indian lakh/crore comma grouping.
GST Inclusive/Exclusive Calculator
Switch between GST-inclusive and GST-exclusive amounts.
Electricity Consumption Calculator
Estimate electricity units (kWh) and energy cost from appliance usage.
Salary In-Hand Estimator
Estimate monthly in-hand salary from gross pay and editable deductions.