✨ What's New at ZeeSharp

Recently added free online tools — PDF, image, developer, calculator and more. No sign-up. No watermarks.

251

New tools (90 days)

70

Added this month

181

Added last month

Last updated: July 26, 2026

🆕

Added this month

70 tools

Complex Number Calculator

Perform arithmetic on complex numbers in rectangular and polar form — addition, subtraction, multiplication, division, modulus, argument and powers

New 24 days ago

Sequence & Series Calculator

Generate terms, find nth term formula, compute partial sums and check convergence for arithmetic, geometric, Fibonacci, harmonic and power series

New 24 days ago

Polynomial Equation Solver

Solve quadratic, cubic and quartic polynomial equations with step-by-step working, real and complex roots, discriminant and factored form

New 24 days ago

Prime Factorization Calculator

Find prime factors of any number, check primality, calculate GCD, LCM, list primes in a range and compute Euler totient and modular arithmetic

New 24 days ago

Matrix Calculator

Add, subtract and multiply matrices; calculate determinant, inverse, transpose and rank for 2×2 to 5×5 matrices with step-by-step working

New 24 days ago

Vector Calculator

Perform 2D and 3D vector operations — addition, subtraction, dot product, cross product, magnitude, unit vector and angle between vectors

New 24 days ago

Trigonometry Calculator

Calculate all six trig functions, solve triangles with law of sines and cosines, convert angles and explore the interactive unit circle

New 24 days ago

Linear System Solver

Solve systems of 2 to 5 linear equations using Gaussian elimination with full augmented matrix and row-reduction steps shown

New 24 days ago

Numerical Integration Calculator

Compute definite integrals using Simpson Rule, Trapezoidal Rule and Midpoint Rule with step-by-step breakdown and accuracy comparison

New 24 days ago

Statistics Calculator

Calculate descriptive statistics and probability distributions — mean, median, mode, variance, standard deviation, normal, binomial and Poisson

New 24 days ago

Electricity Bill Calculator

Add your appliances with wattage and daily usage hours to calculate monthly kWh consumption and electricity cost

New 24 days ago

LED Resistor Calculator

Calculate the exact current-limiting resistor value, power rating and nearest standard E12/E24 value for any LED circuit

New 24 days ago

Voltage Drop Calculator

Calculate voltage drop across any cable run by wire gauge, current and length with NEC compliance check

New 24 days ago

Ohm's Law Calculator

Enter any two electrical values (V, I, R, P) to instantly calculate the remaining two using Ohm's Law

New 24 days ago

Motor Current Calculator

Calculate full-load amps, starting current, overload relay setting and MCB size for single-phase and three-phase AC motors

New 24 days ago

RC Time Constant Calculator

Calculate RC time constant (τ), charge/discharge time, cutoff frequency and energy stored in capacitor with curve diagram

New 24 days ago

Battery Backup Calculator

Calculate UPS or inverter runtime from battery Ah and load watts, or size the battery bank for a required backup time

New 24 days ago

Three-Phase Power Calculator

Calculate real power, apparent power, reactive power, line current and phase current for balanced three-phase AC systems

New 24 days ago

Power Factor Calculator

Calculate real power (kW), reactive power (kVAR), apparent power (kVA) and power factor with capacitor correction sizing

New 24 days ago

Rebar Calculator

Calculate steel reinforcement bar weight in kg and tonnes by diameter and length for multiple bar entries

New 25 days ago

Staircase Calculator

Calculate stair steps, riser height, tread depth, stringer length and total going with building code compliance check

New 25 days ago

Roof Calculator

Calculate roof area, sheets or tiles needed and materials for gable, hip, shed and flat roofs with adjustable pitch

New 25 days ago

Brick Calculator

Calculate number of bricks, mortar volume, cement bags and sand for any wall with adjustable brick size and mortar joint

New 25 days ago

Concrete Calculator

Calculate cement bags, sand and aggregate for slabs, columns, beams and footings — supports M10 to M25 mix grades

New 25 days ago

Construction Cost Estimator

Estimate residential building cost by area, grade and location with detailed breakdown of civil, finishing and MEP works

New 25 days ago

Sand & Aggregate Calculator

Calculate sand, aggregate and cement bags for plastering, floor screeding, brickwork mortar and plain concrete

New 25 days ago

Flooring Calculator

Calculate flooring area, quantity with wastage, packs needed and cost for hardwood, laminate, tile and vinyl

New 25 days ago

Poster Generator

Design professional posters, flyers and social media graphics with text, shapes and image layers

New 25 days ago

Phone Mockup Generator

Create App Store & Play Store screenshots inside pixel-accurate iPhone, Android or iPad frames

New 25 days ago

Bio Link Page Builder

Create a customizable link-in-bio page with your profile, avatar and all your links. Download as a standalone HTML file. No account needed.

New 25 days ago

Schema Markup Generator

Build valid JSON-LD structured data for Article, Product, FAQ, LocalBusiness and BreadcrumbList schemas using a simple form. No coding needed.

New 25 days ago

Redirect Chain Checker

Trace the full HTTP redirect chain for any URL. See every 301, 302 and 307 hop, the final destination URL and response time per hop.

New 25 days ago

Canonical URL Checker

Enter any URL to read its canonical tag, meta robots directive, Open Graph tags and Twitter Card tags from the live page.

New 25 days ago

SERP Preview Tool

See exactly how your page looks in Google search results. Live desktop and mobile preview with title and description character counters.

New 25 days ago

Email Blacklist Checker

Check a domain or IP against 10 major spam blacklists (DNSBL) like Spamhaus and SpamCop

New 26 days ago

SPF, DKIM & DMARC Checker

Test a domain's SPF, DKIM and DMARC email authentication records and find issues

New 26 days ago

Email Validator

Check email format, mail servers, disposable providers and role accounts — single or bulk

New 26 days ago

Email Extractor

Pull every valid, deduplicated email address out of any pasted text or HTML

New 26 days ago

Mailto Link Generator

Generate a ready-to-use mailto: link with To, CC, BCC, subject and body pre-filled

New 26 days ago

Spam Score Checker

Test an email subject line and body for spam-trigger words before you hit send

New 26 days ago

Website Status Checker

Bulk-check up to 25 websites at once for HTTP status, response time, redirects and SSL validity.

Image & Video Downloader

Download any direct image or video URL with preview, no watermark, and a local download history.

Free WHOIS domain lookup via RDAP — registrar, registration/expiry dates, nameservers and DNSSEC status.

Find the IPv4 and IPv6 address(es) behind any domain name, with TTL and reverse DNS lookup.

IP Location Finder

Detailed IP geolocation lookup with country, region, city, ISP, ASN, timezone and an interactive map.

Advanced Calculator

Full-featured online calculator with parentheses, percentages, memory (M+/M-/MR/MC) and calculation history. Correct order of operations every time.

Scientific Calculator

Scientific calculator with trigonometry, logarithms, exponents, roots and factorial. Degree/radian mode, memory and calculation history.

Instantly find your public IP address, approximate location, ISP, browser, operating system and connection details.

DNS Propagation Checker

Check whether your DNS changes have propagated worldwide across Google, Cloudflare, Quad9 and AdGuard DNS resolvers.

Upload any image, add draggable Impact-style captions with custom colors, and download as PNG with no watermark.

Scale any recipe up or down for any number of servings with ingredient unit conversion.

Concrete Mix Calculator

Calculate cement bags, sand and aggregate for M10/M15/M20/M25 concrete mix.

Blood Alcohol Calculator

Calculate BAC level from drinks, weight and time. Safe-to-drive countdown for India limit.

Tyre Pressure Calculator

Find correct tyre pressure for your vehicle type. PSI/Bar converter with over/under inflation check.

Mobile Data Usage Calculator

Estimate monthly mobile data usage based on daily YouTube, Instagram and streaming habits.

Carbon Footprint Calculator

Calculate personal CO2 emissions from transport, energy, diet and lifestyle.

Travel Time Estimator

Calculate travel time for road trips with stops. Departure planner and arrival time estimator.

Wire & Cable Size Calculator

Find correct electrical wire gauge for any load with voltage drop per IS 732.

New 27 days ago

Gold & Silver Rate Calculator

Calculate gold and silver value by weight and purity (24K/22K/18K) with making charges.

Solar Panel Calculator

Calculate recommended solar system size with payback period and 25-year savings projection.

Fuel Cost Calculator

Calculate exact fuel cost for any road trip. Compare petrol, diesel and CNG costs.

Rent vs Buy Calculator

Compare 20-year total cost of renting vs buying a home in India.

Electricity Appliance Calculator

Calculate electricity cost per appliance with monthly bill breakdown by device.

Tile & Flooring Calculator

Calculate tiles needed, boxes to buy and total cost for any room with grout gap and wastage percentage

New 27 days ago

Mileage Calculator

Calculate vehicle fuel efficiency in km/litre, L/100km and miles/gallon with cost per km.

Retirement Calculator

Calculate retirement corpus needed in India with monthly SIP required and SWP planning.

Grocery Budget Planner

Plan grocery shopping budget with running total, tax and per-person split.

Paint Calculator

Calculate litres of paint needed for any room with door and window deductions, coats, primer and cost estimate

New 27 days ago

Cooking Measurement Converter

Convert between cups, grams, ml, oz and tablespoons for 50+ common cooking ingredients.

Household Budget Planner

Monthly family budget calculator with income, expenses, savings rate and recommendations.

📅

Added last month

181 tools

Fantasy Cricket Points

Calculate Dream11/My11Circle fantasy cricket points from batting, bowling and fielding

New 31 days ago

Cricket Bowling Stats

Calculate bowling economy, average, strike rate, dot ball % and quality score

New 31 days ago

Cricket Batting Stats

Calculate batting average, strike rate, centuries, ducks and consistency score

New 31 days ago

DLS Par Score Calculator

Calculate DLS revised target and par score for rain-interrupted cricket matches

New 31 days ago

Match Target Tracker

Track cricket run chases over-by-over with live RRR, projected score and trend chart

New 31 days ago

Net Run Rate Calculator

Calculate NRR for cricket tournaments — see what you need in the next match

New 31 days ago

Points Table Simulator

Simulate cricket group stage points table with NRR and qualification zones

New 31 days ago

Required Run Rate Calculator

Calculate RRR, CRR, balls remaining and pressure meter for cricket run chases

New 31 days ago

Partnership Calculator

Calculate batting partnerships from wicket-fall scores with visual chart

New 31 days ago

Cricket Auction Planner

IPL auction budget planner — add players by role, track purse and team balance

New 31 days ago

Protein for Athletes

Sport-specific daily protein targets based on weight, training intensity and goal

New 31 days ago

Sports Betting Odds Converter

Convert between fractional, decimal, American odds and implied probability — with payout calc

New 31 days ago

Cycling Power Zones

FTP-based cycling training zones using Coggan model — Z1 to Z7 with watts and W/kg

New 31 days ago

Sweat Rate Calculator

Calculate sweat rate from pre/post workout weight — fluid loss and hydration plan for athletes

New 31 days ago

Tournament Bracket Generator

Generate single-elimination brackets for 4–32 teams — click winners to advance

New 31 days ago

One rep max using 7 formulas: Epley, Brzycki, Lander, Lombardi, Mayhew, O'Conner, Wathan

New 31 days ago

VO2 Max Estimator

Estimate aerobic capacity from 1.5-mile run time or resting heart rate — 3 methods

New 31 days ago

Fitness Age Calculator

Calculate your biological fitness age from VO2 max, resting HR, BMI and activity level

New 31 days ago

Running Pace Calculator

Convert between pace (min/km), speed (km/h), distance and finish time — 4 modes

New 31 days ago

Race Finish Time Predictor

Predict 10K, half marathon and marathon times from any known race using Riegel formula

New 31 days ago

Body Fat Calculator

Estimate body fat % using the accurate US Navy method — neck, waist, hip measurements

New 31 days ago

Ovulation Calculator

Calculate ovulation date, fertile window and next period with 3-month cycle calendar

New 31 days ago

Ideal Body Weight Calculator

Calculate ideal weight using 4 medical formulas: Devine, Robinson, Miller & Hamwi

New 31 days ago

Calorie Burn Calculator

Calories burned during 30+ activities using MET values — walking, running, cycling, yoga

New 31 days ago

Blood Pressure Checker

Check BP reading against AHA 2024 guidelines — instant classification and recommendations

New 31 days ago

Pregnancy Due Date

Calculate due date from LMP or conception — week-by-week timeline and milestones

New 31 days ago

Macronutrient Calculator

Daily protein, carbohydrates and fat targets based on TDEE and fitness goal

New 31 days ago

Sleep Calculator

Best bedtime and wake-up times based on 90-minute sleep cycles

New 31 days ago

Heart Rate Zone Calculator

Calculate 5 heart rate training zones using the Karvonen formula

New 31 days ago

Water Intake Calculator

Daily water requirement based on weight, activity level and climate

New 31 days ago

TNEB EB Bill Calculator

Calculate your Tamil Nadu EB electricity bill for all categories — Domestic, Commercial, Industrial, Agricultural

New 31 days ago

Account Manager

Secure AES-256 encrypted password vault — store, organise and generate credentials locally

New 32 days ago

Extract clean plain text from any PDF — runs entirely in your browser

New 32 days ago

CSS Text Shadow Generator

Visual CSS text-shadow builder with multiple layers and live preview

New 32 days ago

Compress animated GIFs by reducing frames and resolution in your browser

New 32 days ago

Image Border & Frame

Add solid, dashed, gradient or shadow borders and frames to any image

New 32 days ago

Aspect Ratio Calculator

Lock aspect ratio and calculate missing dimensions for images and video

New 32 days ago

Image Color Extractor

Extract dominant color palette from any image as HEX and RGB swatches

New 32 days ago

Color Contrast Checker

Check WCAG AA/AAA accessibility contrast ratio for any two colors

New 32 days ago

Word Frequency Counter

Count how often each word appears — great for keyword analysis and SEO

New 32 days ago

Chmod Calculator

Calculate Linux file permissions — toggle checkboxes or enter octal value

New 32 days ago

Pixel to REM Converter

Convert px to rem, em, vh and vw CSS units with a reference size table

New 32 days ago

Reverse text by character, word, sentence or line — including mirror mode

New 32 days ago

Markdown Table Generator

Build Markdown tables by clicking and typing — no pipe characters needed

New 32 days ago

Repeat any text N times with a custom separator — newline, comma, or custom

New 32 days ago

CSS Grid Generator

Define CSS Grid columns and rows visually — set fr, px, % and gaps

New 32 days ago

Text Cipher / ROT13

Encode and decode with ROT13, Caesar cipher, Atbash and Base64

New 32 days ago

CSS Border Radius Generator

Visually generate CSS border-radius with independent corner controls

New 32 days ago

HTML to Plain Text

Strip all HTML tags and get clean readable plain text

New 32 days ago

Tip & Bill Splitter

Calculate tip amount and split the total bill evenly among people

New 32 days ago

Calorie & BMR Calculator

Calculate daily calorie needs and BMR using the Mifflin-St Jeor formula

New 32 days ago

Calculate Body Mass Index, weight category and healthy weight range

New 32 days ago

TOTP / 2FA Generator

Generate 6-digit authenticator codes offline — secret never leaves browser

New 32 days ago

Date Calculator

Find exact days between two dates or add/subtract time from any date

New 32 days ago

QR Code Scanner

Scan QR codes from images or camera — 100% private, no upload

New 51 days ago

CSS Flexbox Generator

Visual Flexbox generator with live preview and CSS output

New 51 days ago

Password Strength Checker

Check password strength with entropy score and crack time estimate

New 51 days ago

Email Signature Generator

Generate professional HTML email signatures for Gmail and Outlook

New 51 days ago

Invoice Generator

Create professional PDF invoices with line items and branding

New 51 days ago

Convert HTML code to a styled PDF with PyMuPDF

New 51 days ago

Extract Tables from PDF

Detect and extract all tables as individual CSV files

New 51 days ago

Extract tables and text from a PDF into a CSV file

New 51 days ago

Search for text and highlight it in colour in any PDF

New 51 days ago

Sign PDF Online

Draw your signature and embed it in a PDF instantly

New 51 days ago

Fill AcroForm fields in a PDF and download completed

New 51 days ago

Blur Text in PDF

Blur or pixelate sensitive text in any PDF

New 51 days ago

Add Signature to PDF

Draw, type or upload a signature and embed it into a PDF

New 51 days ago

Remove password protection from a PDF you own

New 51 days ago

Remove PDF Metadata

Strip all hidden metadata from a PDF for privacy

New 51 days ago

Extract PDF Pages

Extract selected pages from a PDF into a new document

New 51 days ago

Delete PDF Pages

Remove specific pages from a PDF by clicking them

New 51 days ago

Signature to PNG

Upload a signature photo and remove the white background

New 51 days ago

Type your name in a script font and download as a signature PNG

New 51 days ago

Draw your handwritten signature and download as transparent PNG

New 51 days ago

Profit Margin Calculator

Calculate profit margin, markup % and ROI from cost and selling price

New 51 days ago

Add or remove VAT for any rate and currency

New 51 days ago

Add or remove GST at 5%, 12%, 18% or 28% with CGST/SGST breakdown

New 51 days ago

Ad Revenue Calculator

Estimate website display and video ad earnings from pageviews and CPM

New 51 days ago

Compound Interest Calculator

Calculate compound interest with daily/monthly/yearly compounding

New 51 days ago

YouTube Earnings Calculator

Estimate YouTube ad revenue from monthly views and CPM by niche

New 51 days ago

Estimate SIP maturity value with monthly compounding returns

New 51 days ago

Freelance Rate Calculator

Calculate your minimum and recommended hourly rate as a freelancer

New 51 days ago

Salary Calculator

Convert salary between hourly, daily, weekly, monthly and annual

New 51 days ago

Calculate EMI, total interest and full amortization for any loan

New 51 days ago

Loan Calculator

Calculate monthly payments, interest and amortization for any loan

New 51 days ago

Discount Calculator

Calculate final price, savings and discount percentage

New 51 days ago

Code Beautifier

Beautify JS, HTML, CSS, JSON, XML and SQL code

New 51 days ago

JavaScript Minifier

Minify JavaScript code — remove comments and whitespace

New 51 days ago

Format YAML, validate syntax and convert YAML ↔ JSON

New 51 days ago

Format, beautify and validate XML documents

New 51 days ago

Convert JSON to XML and XML back to JSON

New 51 days ago

Get a unique URL and inspect incoming webhook requests in real time

New 51 days ago

Convert CSV data to JSON — auto-detects delimiter

New 51 days ago

Convert JSON arrays to CSV format with headers

New 51 days ago

API Request Tester

Send GET, POST, PUT, PATCH, DELETE requests with custom headers, auth, JSON body and query params. CORS-free server proxy, history, saved requests, variables, timing breakdown and code generation.

New 51 days ago

Build cron expressions visually without memorising syntax

New 51 days ago

Open Graph Preview

Preview how links look on Facebook, Twitter, LinkedIn and Discord

New 51 days ago

Sitemap Generator

Create a valid XML sitemap with URLs, priorities and changefreq

New 51 days ago

Robots.txt Generator

Build a valid robots.txt file with crawl rules for any user-agent

New 51 days ago

.htaccess Generator

Visually generate Apache .htaccess rules for HTTPS, caching, redirects and more

New 51 days ago

Meta Tag Generator

Generate SEO, Open Graph and Twitter Card meta tags with live preview

New 51 days ago

White Background Maker

Remove background and replace with white for product photos

New 51 days ago

WhatsApp DP Resizer

Resize photos to the perfect WhatsApp display picture size

New 51 days ago

Automatically detect and blur or pixelate faces in photos

New 51 days ago

LinkedIn Banner Resizer

Resize images to LinkedIn profile and company banner sizes

New 51 days ago

Blur Background

AI-powered background blur — keep subject sharp

New 51 days ago

Facebook Cover Resizer

Resize images to Facebook cover, profile and post sizes

New 51 days ago

Check and change image DPI/PPI for print and screen

New 51 days ago

Instagram Resizer

Resize photos to any Instagram post, Story or Reel format

New 51 days ago

Minify and optimize SVG files, removing editor metadata

New 51 days ago

Color Palette Extractor

Extract dominant colors from any image as HEX and RGB

New 51 days ago

YouTube Thumbnail

Resize images to YouTube thumbnail and channel art sizes

New 51 days ago

Convert iPhone HEIC photos to JPEG format

New 51 days ago

Passport Photo Maker

Resize photos to passport, visa and ID photo sizes

New 51 days ago

Convert images to AVIF, WebP, JPG or PNG format

New 51 days ago

Enlarge images 2x, 3x or 4x without losing quality

New 51 days ago

Convert JPG, PNG and WebP images to a single PDF

New 51 days ago

PDF Metadata Editor

View and edit PDF title, author, keywords and more

New 51 days ago

Reorder PDF Pages

Drag and drop PDF pages to rearrange or delete them

New 51 days ago

Extract tables and text from PDF into an Excel spreadsheet

New 51 days ago

Add Page Numbers

Stamp page numbers onto any PDF with custom positioning

New 51 days ago

Rotate all or specific PDF pages by 90, 180 or 270 degrees

New 51 days ago

PDF to PowerPoint

Convert PDF pages to editable PowerPoint slides

New 51 days ago

Generate sprite sheets from multiple images with CSS

New 51 days ago

View and strip EXIF metadata from photos before sharing

New 51 days ago

Cron Expression Parser

Translate cron expressions to plain English with next runs

New 51 days ago

Beautify SQL queries with indentation and keyword casing

New 51 days ago

Minify CSS to reduce file size or beautify for editing

New 51 days ago

Beautify and minify HTML with proper indentation

New 51 days ago

IP Lookup / My IP

Find your public IP or look up any IP for geolocation

New 51 days ago

HTTP Status Codes

Quick reference for all HTTP status codes with descriptions

New 51 days ago

Side-by-side code diff with line numbers and highlighting

New 51 days ago

Morse Code Translator

Translate text to Morse code and back. Play audio.

New 52 days ago

Color Format Converter

Convert HEX, RGB, HSL, HSV, CMYK colour formats instantly.

New 52 days ago

Readability Score

Check text readability with Flesch-Kincaid scores

Find and replace text with full regex support

Convert text to speech using your browser voice API

New 52 days ago

Fake Data Generator

Generate fake names, emails, addresses for testing

New 52 days ago

HTML Entity Encoder

HTML Entity Encoder tool

New 59 days ago

Random Number Generator

Random Number Generator tool

New 59 days ago

UUID Generator tool

New 59 days ago

Image Metadata Viewer

Image Metadata Viewer tool

New 59 days ago

Roman Numerals tool

New 59 days ago

Image to Base64

Image to Base64 tool

New 59 days ago

Time Zone Converter

Time Zone Converter tool

New 59 days ago

Slug Generator tool

New 59 days ago

Markdown to HTML

Markdown to HTML tool

New 59 days ago

Number Base Converter

Number Base Converter tool

New 59 days ago

Duplicate Line Remover

Duplicate Line Remover tool

New 59 days ago

Unix Timestamp tool

New 59 days ago

Watermark Tool tool

New 59 days ago

PDF to Images tool

New 59 days ago

Regex Tester tool

New 59 days ago

JWT Decoder tool

New 59 days ago

Box Shadow Generator

Box Shadow Generator tool

New 59 days ago

CSS Gradient Generator

CSS Gradient Generator tool

New 59 days ago

Favicon Generator

Favicon Generator tool

New 59 days ago

New 59 days ago

Age Calculator tool

New 59 days ago

Percentage Calc

Percentage Calc tool

New 59 days ago

Text Diff Checker

Text Diff Checker tool

New 59 days ago

Lorem Ipsum tool

New 59 days ago

Hash Generator tool

New 59 days ago

Split a PDF into individual pages

New 59 days ago

Encode & decode Base64 strings

Pick, convert and explore colors

Password protect your PDF documents

Encode or decode URLs instantly

Reduce PDF file size without quality loss

Create QR codes for URLs, text, contacts

New 59 days ago

Count words, chars, sentences, paragraphs

Convert PDF files to editable Word docs

Hot 59 days ago

Beautify and validate JSON data

Hot 59 days ago

Background Remover

Remove image background with AI

New 59 days ago

Convert length, weight, temperature & more

UPPER, lower, Title, camelCase and more

Crop, resize, and rotate images easily

Currency Converter

Real-time exchange rates for 170+ currencies

Convert between PNG, JPG, WebP, SVG

Password Generator

Generate cryptographically secure random passwords, memorable passphrases or PINs with a real-time entropy strength meter, QR export and session history.

New 59 days ago

Image Compressor

Compress JPG, PNG, WebP images online

New 59 days ago

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