100% Client-Side · Zero Server Logs
Fast, Private & Powerful Web Tools
Everything runs 100% inside your browser. No sign-up, no tracking, zero server logging.
Finance & Investment
Loan & Mortgage Calculator
Monthly payments, interest breakdown, and amortization schedule.
Compound Interest Calculator
Simulate wealth accumulation and investment returns over time.
CAGR & Investment Return
Calculate Compound Annual Growth Rate, total return %, and annual growth trajectory.
Inflation & Purchasing Power
Calculate historical and future inflation loss on cash.
Freelance Hourly Rate
Determine minimum billable rate from your target annual income.
CPM & Ad Revenue Estimator
Estimate pageview advertising earnings from impressions and fill rate.
Salary & Paycheck Calculator
Estimate gross to net salary after taxes and statutory deductions.
VAT & Sales Tax Calculator
Calculate gross, net, and sales tax with standard tax rates.
Zakat & Wealth Calculator
Calculate religious wealth purification quota over eligible assets.
Trip Fuel & Mileage Cost
Estimate total journey fuel expense based on distance and fuel economy.
Profit Margin & Markup
Calculate gross profit margin, markup percentage, and revenue.
Crypto Profit & ROI Calculator
Calculate return on investment, exit price, and profit after trading fees.
Discount & Sale Price
Calculate final checkout price, savings amount, and double discounts.
Rule of 72 (Doubling Time)
Estimate how many years it takes for an investment to double in value.
Credit Card Payoff Planner
Simulate months to debt freedom and interest saved with extra payments.
Rent vs. Buy Real Estate
Compare long term wealth outcomes of homeownership versus renting.
Break Even Point Analysis
Calculate units and revenue required to cover fixed and variable costs.
Asset Depreciation Calculator
Calculate straight line asset depreciation value over useful life.
Salary Negotiation Counter
Generate optimal salary counter offer ranges for job offers.
FIRE (Early Retirement) Planner
Calculate your Financial Independence number using the 4% rule.
Severance & Notice Pay
Estimate statutory severance pay and notice compensation based on tenure.
Currency & FX Trend Viewer
Simulate visual currency exchange rate trends across major currencies.
Real-Time Currency Converter
Convert live foreign exchange rates instantly with real time market data across global currencies.
Freelance True Hourly Rate & Profitability
Calculate true take home hourly rate factoring in revisions, taxes, and non billable hours.
Subscription Leak & Wealth Loss Calculator
Audit recurring subscriptions and simulate 10 year compound wealth opportunity loss.
Mortgage Amortization & Payoff Scheduler
Calculate monthly PITI payments, accelerated payoff schedules, and lifetime interest savings.
"Can I Afford This?" Budget Simulator
Analyze discretionary cash flow, working hours trade off, and opportunity cost before buying.
Real Estate Cap Rate & ROI Calculator
Calculate property Cap Rate, Net Operating Income (NOI), Cash on Cash return, and the 1% rule.
debt to income (DTI) Ratio Checker
Calculate Front End and Back End DTI ratios against conventional and FHA mortgage lending limits.
Mortgage Refinance Break Even Calculator
Calculate exact break even months, monthly savings, and net lifetime savings from refinancing.
Amazon FBA Net Profit & Margin Calculator
Calculate Amazon referral fees, FBA pick & pack costs, per unit margins, and monthly net profit.
ROAS, CAC & LTV Unit Economics Calculator
Calculate Return on Ad Spend (ROAS), Customer Acquisition Cost (CAC), Lifetime Value (LTV), and break even targets.
Payment Gateway Fee Comparator
Compare transaction fees and effective take rates across Stripe, PayPal, Shopify Payments, and Square.
SaaS MRR, ARR & Churn Forecaster
Model Monthly Recurring Revenue (MRR), ARR, Net Revenue Retention (NRR), and 12 month growth trajectories.
AdSense & Website Traffic Revenue Estimator
Estimate monthly and annual ad earnings based on niche Page RPM, ad unit viewability, and traffic scale.
IBAN Validator
Free, secure, 100% client side IBAN validator and checksum decoder using ISO 13616 Modulo 97 standard.
Developer & Code
JSON Formatter & Validator
Format, validate, prettify, and repair JSON payloads with zero latency.
SQL Formatter & Minifier
Beautify, indent, format keywords, and minify SQL queries client side.
Base64 Encoder & Decoder
Encode text and files to Base64 format and decode back to plain text.
Cryptographic Hash Generator
Generate secure MD5, SHA 1, SHA 256, and SHA 512 hashes client side.
QR Code Generator & Styler
Create high resolution QR codes for URLs, WiFi credentials, and text.
Markdown Live Editor & Preview
Real time Markdown editor with instant live HTML preview and export.
RegEx Tester & Matcher
Test JavaScript regular expressions with real time match highlighting.
SVG to PNG Raster Converter
Render scalable vector graphics into crisp PNG raster images.
Cron Expression Translator
Translate 5 field cron schedules into plain human readable sentences.
JWT (JSON Web Token) Inspector
Decode, inspect, and verify claims in JWT tokens without sending keys.
UTM Campaign URL Builder
Generate trackable marketing URLs with source, medium, and campaign tags.
Open Graph & Meta Tag Generator
Build SEO meta tags and social media card previews for websites.
HTML & CSS Code Minifier
Strip comments and whitespace to compress web stylesheets and markup.
Text & Code Diff Checker
Compare two text snippets side by side to highlight line modifications.
UUID / GUID v4 Generator
Generate cryptographically secure version 4 random UUID strings in bulk.
CSS Box Shadow Generator
Design smooth, layered CSS box shadows with live visual feedback.
Lorem Ipsum Dummy Text
Generate placeholder paragraphs, sentences, or word lists for UI design.
HTML Entity Encoder & Decoder
Escape special HTML characters into entity codes and unescape back.
JSON to/from CSV Table Converter
Bi directional tabular data conversion between JSON array and CSV format.
Freelance PDF Invoice Generator
Create and download clean, professional client PDF invoices locally.
Visual RegEx Builder & Cheatsheet
Assemble common regular expressions with predefined pattern blocks.
Client Side SEO Tag Analyzer
Extract and audit title tags, meta descriptions, and header tags from HTML.
.env Config Key Formatter
Sort, deduplicate, and clean environment variable configuration files.
WCAG Color Contrast Checker
Verify text and background color contrast ratios for accessibility.
Cron Schedule Next Runs
Calculate the exact upcoming execution timestamps for a cron expression.
Interactive on page SEO Checklist
Audit essential technical on page SEO tasks with local progress saving.
LLM Prompt PII Sanitizer & Restorer
Mask API keys, emails, and sensitive data before sending to AI, then restore responses.
Zero Leak .env & Secret Auditor
Audit environment configurations for leaked secrets, weak passwords, and syntax flaws.
Natural Language to/from Cron Converter
Translate plain human sentences into 5 part cron schedules and vice versa.
CSS Glassmorphism & Shadow Studio
Design modern backdrop filter glass cards, mesh gradients, and multi layer CSS shadows.
JSON to TypeScript / Type Converter
Convert raw JSON objects and API payloads into clean TypeScript interfaces, type aliases, and nested models.
Tailwind CSS 50 900 Color Palette Generator
Generate harmonious 11 shade Tailwind CSS color palettes (50 950) with one click config export.
LLM Token Counter & API Cost Estimator
Count prompt tokens and estimate real time API costs for GPT 4o, Claude 3.5 Sonnet, Gemini 1.5, and DeepSeek.
CSS Mesh Gradient Generator & Exporter
Design and export multi point radial mesh gradients with live canvas previews and pure CSS output.
cURL to Fetch, Axios & Python Converter
Transform command line cURL syntax into JavaScript fetch, Axios, Python requests, and Go net/http code.
Mock Data Generator
Generate realistic JSON, CSV, and SQL mock data for testing. Zero server requests.
Excel / CSV Converter
Convert Excel (XLSX/XLS) and CSV files to JSON, CSV, or HTML table instantly. Free, Instant, 100% client side, No Server.
Media & File Tools
Image Resizer & Scaler
Resize digital photos to exact pixel dimensions with aspect ratio lock.
Image Compressor (JPEG/WebP)
Compress photos client side to minimize payload bytes without quality loss.
PDF Compressor
Compress and reduce PDF file size directly in your browser with adjustable quality levels.
PDF Page Splitter & Extractor
Extract specific page ranges or split large PDF files into new documents.
PDF Document Combiner
Merge multiple PDF files into a single consolidated document in seconds.
Color Palette & HEX/RGB Picker
Extract color codes, convert between HEX/RGB/HSL, and generate harmonies.
Universal Color Converter & Harmonies
Convert HEX, RGB, HSL, CMYK, HSV and generate complementary and triadic color schemes.
SVG Vector Code Optimizer
Clean unused metadata, editor tags, and reduce SVG file size.
EXIF Photo Metadata Viewer
Inspect camera settings, exposure, aperture, and geolocation tags.
Favicon Package Generator
Generate standard 16x16, 32x32, 192x192, and 512x512 PNG app icons.
Image Watermark Stamper
Apply customizable diagonal text watermarks over images in your browser.
Google Fonts Pairing Preview
Preview typography pairings of popular Google Fonts with live headlines.
Client Side Video & Audio Subtitle Generator
Generate, edit, and export synchronized .SRT and .VTT subtitle files directly in browser.
Social Media Safe Zone & Grid Splitter
Crop images for Instagram Carousel, YouTube Banner, Twitter, and TikTok safe zones.
Image EXIF & Privacy Metadata Scrubber
Inspect and permanently erase GPS location, camera model, and timestamp metadata from photos.
Image to PDF Converter
Merge and convert JPG, PNG, and WebP images into a single PDF document.
PDF Converter (JPG & Text)
Convert PDF to high resolution JPG images or extract text to Word (.doc) & TXT 100% locally.
Offline Background Remover
Remove image backgrounds instantly with AI right in your browser. No uploads required.
Local PDF Redactor
Securely redact and black out sensitive text in PDF documents. 100% local processing.
Video to GIF/MP3 Converter
Convert video files to GIF animations or extract MP3 audio locally without server uploads.
Smart Document Scanner
Scan documents using your camera, auto crop, and export as a clean PDF or JPEG. Free, Instant, 100% client side, No Server.
Audio Noise & Hum Reducer
Remove background noise, hiss, and hum from audio recordings directly in your browser. Free, Instant, 100% client side, No Server.
Unlimited Screen & Camera Recorder
Record your screen, webcam, or both simultaneously with no time limit. Free, Instant, 100% client side, No Server.
Offline Image to Text (OCR)
Extract text from any image or scanned document instantly in your browser. Free, Instant, 100% client side, No Server.
Color Palette Extractor
Extract dominant colors from any image as HEX & RGB swatches instantly. Free, Instant, 100% client side, No Server.
YouTube Thumbnail Test Previewer
Preview how your YouTube thumbnail looks on desktop, mobile, and sidebar before publishing. Free, Instant, 100% client side, No Server.
PDF Page Numberer
Add page numbers to any PDF document as headers or footers. Choose position, font size, and format. Free, Instant, 100% client side, No Server.
PDF & Image Rotator
Rotate PDF pages and images by 90°, 180°, or 270° and download instantly. Free, Instant, 100% client side, No Server.
PDF Password Protector
Encrypt PDFs with passwords or unlock password-protected PDF files. 100% client-side, zero data leaves your browser. Free, Instant, No Server.
Meme Generator
Upload any image and add top/bottom meme text with Impact font styling. Download your meme instantly. Free, 100% client side, No Server.
Image Privacy Blur
Blur or pixelate selected areas of any image to protect sensitive information. Draw rectangles to redact faces, text, or private data. Free, 100% client side.
Daily Life & Health
World Time & Timezone Planner
Track global city times and coordinate international meetings.
BMR & Daily Calorie Needs
Calculate Basal Metabolic Rate and TDEE calorie targets via Mifflin St Jeor.
Pomodoro Focus Timer
Boost deep focus with customizable 25 minute productivity sprints and breaks.
Precision Stopwatch & Lap Timer
Millisecond stopwatch with lap split records, delta analysis, and CSV export.
Business Days & Working Days
Calculate total work days between dates excluding weekends and holidays.
Exact Age & Birthday Calculator
Calculate precise age in years, months, days, and next birthday countdown.
Daily Water Intake Calculator
Calculate recommended daily hydration based on body weight and activity.
Sleep Cycle & Bedtime Optimizer
Find optimal bedtimes based on natural 90 minute REM sleep cycles.
Date Duration & Interval Adder
Add or subtract days, weeks, and months from any calendar date.
Schengen 90/180 Visa Calculator
Track short stay travel days within the European Schengen Area.
Pregnancy Due Date Calculator
Estimate delivery date, trimesters, and gestational age from last period.
Activity Calorie Burn Tracker
Calculate calories burned across sports and exercises using MET values.
International Meeting & Timezone Planner
Find the optimal overlapping business hours for international meetings across different timezones.
Public Holidays by Country
Browse official statutory public holidays and bank holidays globally.
Commute & Hybrid Work Real Cost Analyzer
Compare commute expenses and wasted transit hours against remote work net savings.
TDEE & Macro Nutrient Calculator
Calculate Total Daily Energy Expenditure (TDEE), BMR, and personalized macronutrient splits for cutting, maintenance, or bulking.
Intermittent Fasting 16:8 & OMAD Tracker/Scheduler
Plan intermittent fasting schedules (16:8, 18:6, OMAD) with metabolic milestone timers and eating windows.
US Navy Body Fat & Lean Mass Calculator
Estimate body fat percentage, fat mass, and lean muscle mass using the official US Navy circumference method.
90 Minute REM Sleep Cycle & Optimal Wake Up Calculator
Calculate optimal bedtime and wake up alarms based on natural 90 minute REM circadian sleep cycles.
Prayer Times Calculator
Accurate daily prayer times (Fajr, Sunrise, Dhuhr, Asr, Maghrib, Isha) with live countdown and GPS location.
Quick Utilities
Secure Password Generator
Generate high entropy random passwords with symbols and custom length.
Universal Unit Converter
Convert metric and imperial units across length, weight, and temperature.
Word & Character Counter
Analyze text length, reading time, sentence count, and keyword density.
Universal Percentage Calculator
Calculate percentage changes, fractional increases, and proportions.
Random Item & Giveaway Picker
Shuffle lists and draw random winners fairly client side.
Bill Tip & Split Calculator
Calculate restaurant gratuity and divide total bills evenly among diners.
Text Case Converter
Convert text into UPPERCASE, lowercase, Title Case, and camelCase.
Text to Speech Voice Reader
Listen to written text aloud using high quality browser speech synthesis.
Morse Code Translator
Encode text into international Morse code dots and dashes, and decode back.
Duplicate Line Remover
Clean repeating lines from lists and sort alphabetically with one click.
International Size & Clothing Converter
Convert footwear and clothing sizes across US, UK, EU, and CM measurement standards.
Resume ATS Keyword Scanner
Compare your CV against job descriptions to score keyword relevance.
ASCII Art Text & Banner Generator
Convert short words into retro ASCII terminal header graphics.
EV vs Gas Cost & Fuel Savings Comparator
Compare electric vehicle charging expenses vs gas car fueling with 5 year and 10 year cumulative savings.
AES 256 Text & File Encryptor
Encrypt and decrypt text or files with military grade AES 256 encryption, entirely offline. Free, Instant, 100% client side, No Server.
AI Prompt Architect
Build powerful, structured AI prompts using professional Role Task Context Format Tone templates. Free, Instant, 100% client side, No Server.
Organic CSS Blob Generator
Generate smooth, organic SVG blob shapes and CSS clip paths for backgrounds, avatars, and UI accents. Free, Instant, 100% client side, No Server.