Explore 100+ Online Tools & Utilities
Access high-performance browser-based utilities designed for developers, creators, engineers, and financial planners. Fast, secure, and privacy-first calculations with zero software installation.
1. Select your desired tool card from the grid. 2. Input your values or files into the tool interface. 3. Copy or download your generated result instantly.
All Utility Tools
Showing 100 toolsWord & Character Counter
Best free online word and character counter tool. Accurately count words, characters, sentences, paragraphs, and estimate reading duration for SEO articles, essays, and social content.
Text Case Converter
Convert text case formats online instantly. Change raw text to UPPERCASE, lowercase, Title Case, camelCase, or URL slug for clean web formatting.
URL Slug Generator
Generate SEO-friendly URL slugs for web pages, blogs, and articles. Converts title text into clean hyphen-separated lowercase URLs for top Google ranking.
Lorem Ipsum Generator
Free dummy text generator for web designers and UI developers. Create customizable Lorem Ipsum paragraphs for website mockups and layout prototypes.
Remove Duplicate Lines
Online text deduplication tool. Strip duplicate lines from text lists, email databases, and keywords lists instantly with 100% precision.
Reverse Text Generator
Online reverse text generator. Flip words or letter order backwards instantly for social posts, mirror text, and coding tests.
Text Whitespace Cleaner
Clean extra spaces, tabs, and line breaks from raw text content. Format messy documents into clean single-spaced text.
HTML Entity Encoder
Convert special HTML characters (&, <, >, quotes) into safe HTML entities or decode escaped entities back to raw HTML code.
Line Counter & Numberer
Add sequential numbers to every line of code or text list online with custom formats (dots, parentheses, brackets, zero-padding) and remove existing line numbers instantly.
Binary to Text Converter
Convert 8-bit binary code (01001000) into readable ASCII & UTF-8 text and encode plain text to 8-bit binary streams instantly.
Strong Password Generator
Generate ultra-secure unhackable passwords online. Built with browser Web Crypto API for maximum cryptographic entropy, customizable character sets, and live entropy bit calculation.
UUID v4 Generator
Generate RFC4122 compliant version-4 universally unique identifiers (UUIDs / GUIDs) online in bulk with Web Crypto API security and custom formatting.
MD5 Hash Generator
Compute authentic RFC 1321 128-bit MD5 hash checksum strings online from plain text with lowercase/uppercase formatting and live character metrics.
SHA-256 Hash Generator
Compute authentic FIPS 180-4 256-bit SHA-256 cryptographic hash checksums online from plain text with lowercase/uppercase formatting and live character metrics.
URL Encoder & Decoder
Safely encode special query characters for URL parameters or decode percent-encoded web links online.
HTPASSWD Generator
Generate Apache .htpasswd authentication password hashes ($apr1$ MD5, {SHA} SHA-1) online for server directory protection.
Bcrypt Hash Generator
Generate salted bcrypt password hashes ($2b$) online with customizable salt cost factors (Cost 4 to 14) for secure user authentication.
Random Hex Key Generator
Generate cryptographically secure random hex secret tokens (128-bit to 1024-bit) online for API keys, HMAC signatures, and session secrets.
JWT Token Decoder Info
Inspect and decode JSON Web Token (JWT) header, payload claims, and signatures safely 100% client-side online.
AES Encryption Tool
Encrypt and decrypt text messages online using AES 256-bit GCM encryption with PBKDF2 100,000-round password key derivation.
JSON Formatter & Validator
Best free JSON formatter and validator. Beautify, format, minify, and validate JSON strings online with 2-space, 4-space, or tab indentation.
Base64 Encoder / Decoder
Encode text strings to Base64 format or decode Base64 data safely online with full UTF-8 Unicode and URL-Safe Base64 support.
CSS Glassmorphism Generator
Generate modern CSS backdrop-filter frosted glass UI code with live interactive blur, glass opacity, and border opacity sliders online.
CSS Minifier
Compress CSS stylesheets online removing comments, extra whitespace, and unnecessary delimiters for faster Core Web Vitals page load speed.
JS Minifier
Minify JavaScript source files online stripping comments and unnecessary spaces for faster web page load speed and bandwidth optimization.
HTML Minifier
Compress HTML markup online removing comments, extra whitespace between tags, and unnecessary attribute spaces for faster Core Web Vitals page load performance.
CSS Box Shadow Generator
Interactive visual CSS box-shadow code generator. Customize shadow offsets, blur radius, spread, opacity, and inset shadows with live UI card preview.
CSS Border Radius Generator
Create smooth CSS rounded corners visually for web UI components. Adjust individual top-left, top-right, bottom-right, and bottom-left corner radii with live box preview.
SQL Query Formatter
Format and beautify raw SQL queries online with proper keyword uppercasing, clause line breaks, and column indentation.
Cron Expression Generator
Generate standard 5-field Linux crontab schedule expressions for automated backend jobs with human-readable schedule explanations.
Exact Age Calculator
Calculate exact age in years, months, weeks, and days from birth date with live date breakdown.
BMI Health Calculator
Calculate Body Mass Index (BMI) and health category (underweight, normal, overweight).
Percentage Calculator
Calculate percentage changes, ratios, and increases online with exact formula precision.
SIP Investment Calculator
Free online SIP Investment Calculator. Calculate mutual fund SIP wealth growth using the Groww & Fintech standard Effective Annual Compounding (CAGR) formula with live breakdown.
Loan EMI Calculator
Calculate monthly home or personal loan EMI payouts and total interest payable.
Compound Interest Calculator
Calculate annual compound interest growth with reinvestments.
Sales Tax & VAT Calculator
Add or subtract sales tax and VAT percentages accurately.
Discount Calculator
Calculate final sale price after percentage discount savings.
Calorie Intake Calculator
Calculate daily BMR and Maintenance calorie burn targets.
Tip Calculator
Split restaurant bills and calculate total tip percentage per person.
HEX to RGB Converter
Convert HEX color codes into RGB and HSL CSS values with live preview.
WCAG Contrast Checker
Check text and background accessibility contrast ratio for WCAG 2.1 AA compliance.
CSS Gradient Generator
Generate linear and radial CSS gradient backgrounds visually.
Color Palette Generator
Generate 5-color aesthetic palettes for modern web design.
RGB to HEX Converter
Convert RGB values into 6-character HEX codes.
Aspect Ratio Calculator
Calculate 16:9, 4:3, and 1:1 frame dimensions accurately.
CSS Triangle Generator
Generate CSS border triangles without images.
SVG Path Previewer
Preview SVG vector icon path rendering online.
Color Picker & Eyedropper
Pick color hex codes with browser eyedropper tool.
CSS Flexbox Playground
Test flex-direction and justify-content CSS visually.
OpenGraph Meta Generator
Generate social OpenGraph meta tags for Facebook and Twitter SERP cards.
Robots.txt Generator
Generate Googlebot crawling rules for web servers.
XML Sitemap Helper
Generate XML sitemap file code structure for search engine indexing.
HTTP Header Inspector Info
Understand web status codes (200, 301, 404, 500).
Canonical Tag Generator
Prevent duplicate content issues with canonical link tags.
Schema Markup Generator
Generate JSON-LD structured data schema markup for rich search snippets.
Keywords Density Checker
Check keyword frequency percentage in content text for SEO ranking.
HTACCESS Redirect Generator
Generate 301 redirect rules for Apache web servers.
Favicon Tag Generator
Generate multi-device favicon HTML links for mobile and desktop.
User Agent String Inspector
Inspect current browser user-agent string data.
Image Dimension Calculator
Compute target image width and height scaling ratios.
Image to Base64 Data URI
Convert small images into inline CSS Base64 data strings.
DPI to Pixel Converter
Convert print inches and DPI into screen pixels.
Placeholder Image URL Generator
Generate custom size dummy placeholder image URLs for prototypes.
Color Palette from Image Info
Extract dominant color swatches from graphics.
WebP Format Benefit Checker
Estimate page load time savings when converting to WebP.
Favicon Image Resizer Guide
Recommended pixel dimensions for Apple Touch & Android icons.
SVG to Data URI Converter
Encode inline SVG code into CSS background-image URL.
EXIF Metadata Inspector Info
Learn about camera EXIF privacy data stored in photos.
Image File Size Estimator
Estimate JPEG vs PNG byte payload sizes before save.
PX to REM Converter
Convert CSS pixel font sizes to responsive REM units online for mobile-first web design.
Bytes to MB / GB Converter
Convert storage sizes between Bytes, KB, MB, and GB.
Temperature Unit Converter
Convert temperature values between Celsius, Fahrenheit, and Kelvin.
Length Unit Converter
Free online Length Unit Converter. Convert distances instantly between meters (m), feet (ft), inches (in), centimeters (cm), kilometers (km), miles (mi), yards (yd), and millimeters (mm) with live multi-unit comparison breakdown.
Weight & Mass Converter
Free online Weight & Mass Converter. Convert mass values instantly between kilograms (kg), pounds (lbs), grams (g), ounces (oz), stones (st), and metric tons (t) with live multi-unit comparison breakdown.
Speed Unit Converter
Free online Speed Unit Converter. Convert velocity instantly between km/h, mph, meters per second (m/s), knots, feet/sec, and Mach speed with live multi-unit comparison breakdown.
Time Unit Converter
Free online Time Unit Converter. Convert time values instantly between hours, minutes, seconds, milliseconds, days, and weeks with live multi-unit comparison breakdown.
Data Transfer Rate Converter
Free online Data Transfer Rate Converter. Convert internet speed and bandwidth rates between Mbps, Gbps, Kbps, Tbps, MB/s, GB/s, KB/s, and TB/s with live multi-unit comparison breakdown.
Area Unit Converter
Free online Area Unit Converter. Convert instantly between square meters (m²), square feet (sq ft), acres, hectares, square kilometers (km²), square miles, square yards, square inches, and bighas with live multi-unit comparison breakdown.
Volume Unit Converter
Free online Volume Unit Converter. Convert liquid and spatial volumes instantly between liters (L), milliliters (mL), US gallons, UK imperial gallons, fluid ounces (fl oz), cubic meters (m³), cups, tablespoons, and teaspoons.
Hashtag Generator
Generate viral trending topic hashtags for Instagram, TikTok, YouTube Shorts, and LinkedIn with automatic niche detection and 1-click hashtag pill copying.
Tweet Length Calculator
Check X / Twitter character limits (280 chars vs 25,000 X Premium) and auto-split long posts into numbered tweet threads online with Twitter-weighted character counting.
YouTube Thumbnail Downloader Info
Extract and download high-res 1080p, 480p, and 360p YouTube video thumbnails online with 1-click downloads and direct CDN image link extraction.
Bio Link Formatter
Format social profile bio text line-by-line with bullet dividers (โข, ๐, โจ, โก, โ , ๐) and 1-click niche bio templates for Instagram, TikTok, and Twitter.
Social Post Formatting Cleaner
Clean invisible zero-width spaces, excessive blank line breaks, trailing spaces, and smart quotes for LinkedIn, Instagram, and Twitter posts.
Instagram Grid Split Helper
Slice banner photos into 1:1 square Instagram profile grid tiles (3x3, 3x1, 3x2, 3x4) online with 1-click tile downloads and posting order guide.
Fancy Font Styler
Convert plain text into 50+ fancy unicode font styles (Bold, Script, Cursive, Monospace, Gothic, Bubble, Aesthetic) for Instagram bios, Twitter posts, TikTok captions, and profile names.
Emoji Keyword Search Helper
Search and copy 500+ high-engagement social media emojis by keyword, category, or emotion online for posts, captions, and titles.
Social Media Image Dimensions Guide
Complete 2026 image size specs guide for Instagram, Facebook, YouTube, LinkedIn, X/Twitter, TikTok, and Pinterest.
UTM Tracking Link Generator
Build Google Analytics GA4 compliant UTM campaign tracking URLs online with parameter breakdown and URL encoding.
Unix Timestamp Converter
Convert Unix epoch timestamps to human readable dates with live detection.
Stopwatch & Lap Timer
Accurate browser stopwatch timer with split lap tracking.
Reading Time Calculator
Estimate reading duration based on 200 words-per-minute.
Countdown Timer Builder
Build custom countdown timers for launch events.
Time Zone Converter Info
Calculate hour differences between EST, GMT, UTC, and PST.
Working Days Calculator
Calculate business working days excluding weekends.
ISO 8601 Date Formatter
Format JavaScript dates into UTC ISO 8601 strings.
Pomodoro Session Timer Info
25-minute focus session interval tracker.
Leap Year Checker
Check if any calendar year is a valid leap year.
Minutes to Hours Converter
Convert total minutes into exact hours and remaining minutes.
Technical & Security Instructions
๐ Is my data safe when using MakeTemplAI tools?
Yes, 100%. All computations, image processing, password generations, and JSON formatting occur client-side inside your web browser. Your private data never touches external servers.
โก Are there any daily usage limits?
No. All 100+ tools on tools.maketemplai.com are completely free with unlimited queries for developers, businesses, and global visitors.
๐ฑ Do these tools work on mobile devices?
Absolutely. The entire ecosystem is built responsive with sticky navigation for iOS, Android, tablets, and desktop displays.
Global User Feedback & Reviews
Join thousands of engineers and creators trusting MakeTemplAI daily.
"The JSON Formatter and Image WebP Converter saved our engineering team hours of time during deployment."
"Super crisp UI! The sticky header and dark mode toggle across tools and home page feel ultra premium."