101+ High-performance online utilities for creators, developers, and designers. Faster results, zero registration, 100% Emerald Green privacy.
Convert JPG, WEBP, GIF images to high-quality PNG format.
Image ToolConvert PNG, WEBP, GIF images to standard JPG format.
Image ToolEasily resize images by pixel dimensions or percentage.
Image ToolReduce file size without losing visual clarity.
Image ToolCrop images online to a specific area or aspect ratio.
Image ToolEncode your images into Base64 strings for CSS/HTML.
Image ToolConvert modern WebP images back to compatible PNG.
Image ToolCreate animated GIFs from image sequences or video clips.
Image ToolCreate custom QR codes for URLs, Text, or WiFi settings.
Image ToolConvert your screenshot images into a single PDF file.
Image ToolGenerate SEO-friendly title, description, and keywords.
SEO ToolAnalyze how often keywords appear in your content.
SEO ToolCreate XML sitemaps to help Google index your site.
SEO ToolCreate robots.txt to control search engine crawlers.
SEO ToolVerify if your URL is already indexed in Google Search.
SEO ToolCheck the DA score and authority level for any domain.
SEO ToolScan and analyze incoming links for any website.
SEO ToolAnalyze your website's performance and score.
SEO ToolCheck your XML sitemap for syntax errors.
SEO ToolTest if your website is optimized for mobile users.
SEO ToolCount words, characters, and paragraphs instantly.
Text ToolCount total characters with and without spaces.
Text ToolConvert text to UPPERCASE, lowercase, Title Case.
Text ToolCheck text against online sources for originality.
Text ToolAnalyze text for grammar, syntax, and spelling errors.
Text ToolConvert written text into natural spoken audio.
Text ToolConvert your spoken audio into written text format.
Text ToolSafely encode or decode URL strings and parameters.
Text ToolGenerate text with stylish Unicode fonts.
Text ToolGenerate Lorem Ipsum or random placeholder text.
Text ToolValidate, format, and beautify messy JSON data.
Dev ToolConvert HTML code into clean Markdown syntax.
Dev ToolCompress CSS code to improve site speed.
Dev ToolShrink JavaScript code to speed up performance.
Dev ToolFormat messy SQL queries for better readability.
Dev ToolCreate common .htaccess 301/302 redirect rules.
Dev ToolConvert Markdown documentation into HTML code.
Dev ToolSelect colors and get HEX, RGB, HSL values.
Dev ToolEncode text to Base64 or decode back to text.
Dev ToolFind geolocation details for any public IP.
Dev ToolCalculate your precise age based on date of birth.
CalculatorCalculate Body Mass Index for height/weight.
CalculatorCalculate Monthly Installments for loans.
CalculatorPerform advanced trigonometric and math functions.
CalculatorCalculate final price after applying discounts.
CalculatorConvert between world currencies in real-time.
CalculatorConvert time between global cities and zones.
CalculatorConvert binary (0-1) numbers into decimal format.
CalculatorCalculate tips and total split bill for groups.
CalculatorCalculate percentage increase or decrease.
CalculatorConvert units like Meters, Miles, Feet, and KM.
ConverterConvert units between KG, LBS, Grams, and Ounces.
ConverterConvert units between KM/H, MPH, and M/S.
ConverterConvert Celsius, Fahrenheit, and Kelvin.
ConverterConvert between Liters, Gallons, and Milliliters.
ConverterConvert between Bits, Bytes, KB, MB, GB, and TB.
ConverterConvert units: Joules, Calories, and kWh.
ConverterConvert units: Pascal, bar, psi, and atmospheres.
ConverterConvert between MPG, L/100km, and KM/L.
ConverterConvert between Degrees, Radians, and Gradians.
ConverterGenerate unique MD5 hash strings for text.
SecurityCreate secure SHA-256 hash values for encryption.
SecurityCreate strong, unbreakable random passwords.
SecurityGenerate random character strings of any length.
SecurityConvert long links into short, shareable URLs.
SecurityIdentify the physical location of any public IP.
SecurityVerify SSL certificate validity for any domain.
SecurityFind domain ownership and registration data.
SecurityView the HTTP response headers for any site.
SecurityCreate a basic privacy policy template instantly.
SecurityDownload video thumbnails in high resolution.
Social ToolDownload photos/videos from public Insta posts.
Social ToolSave video clips from public Twitter posts.
Social ToolSave public Facebook videos in high quality.
Social ToolDownload TikTok videos without watermarks.
Social ToolExtract meta tags and keywords from any video.
Social ToolGenerate trending hashtags for Insta & TikTok.
Social ToolGet creative viral ideas for your next post.
Social ToolSearch, copy, and paste emojis instantly.
Social ToolCheck if your text fits Twitter's character limit.
Social ToolGenerate professional barcodes for products.
Misc ToolAdd text to trending memes and download them.
Misc ToolCreate a professional PDF resume in minutes.
Misc ToolCreate professional invoices for clients instantly.
Misc ToolGenerate brandable names for your new startup.
Misc ToolGenerate random lucky numbers for lotteries.
Misc ToolVirtual Heads or Tails coin flip simulator.
Misc ToolGenerate random numbers within a custom range.
Misc ToolRoll one or multiple virtual 6-sided dice.
Misc ToolMeasure your download and upload connection speed.
Misc ToolCreate a printable schedule or daily to-do list.
Misc ToolGenerate beautiful layouts for wedding invitations.
Misc ToolGenerate random creative ideas for book plots.
Misc ToolConvert your text into basic e-book formats.
Misc ToolExperience a simple demonstration of AI chat.
Misc ToolView your public IP address and connection data.
Misc ToolGenerate random addresses for software testing.
Misc ToolEstimate electricity costs based on usage patterns.
Misc ToolInstantly check if any given year is a leap year.
Misc ToolCalculate your life path numbers from your name.
Misc ToolOnline editor with real-time Markdown preview.
Misc ToolWelcome to Sk Multi Tools, the web's most extensive collection of browser-based utilities. In today's fast-paced digital era, efficiency is no longer an option—it is a necessity. Our platform was developed to provide creators, developers, students, and businesses with a one-stop ecosystem of 101+ professional tools. From advanced image processing to technical SEO audits, we offer high-speed Emerald Green performance with a focus on data privacy.
Whether you are a graphic designer needing an Image Compressor to optimize your website's speed, or a web developer looking for a JSON Formatter to debug your code, our tools are built for precision. We have meticulously categorized our offerings into sections like SEO, Text, Security, and Calculators to ensure that you find exactly what you need in seconds.
One of the primary reasons users trust Sk Multi Tools is our commitment to privacy. Unlike traditional software that requires heavy installations or "free" sites that upload your sensitive data to their servers, our platform uses modern JavaScript "Client-Side" technology. This means your text, files, and images are processed directly in your browser's RAM. They are never saved, never sold, and never uploaded.
For the digital marketers and webmasters, our SEO Audit Kit is a game-changer. Tools like the Robots.txt Generator, XML Sitemap Validator, and Keyword Density Checker help you align your website with the latest Google search algorithms. By providing these tools for free, we aim to democratize the technical skills needed to rank higher and reach more people on the internet.
Yes. 100% of our 101+ tools are free to use. We are supported by minimal advertisements to keep this resource accessible to the global community.
No. We respect your time and privacy. You can use every utility on this site instantly without sign-up or registration.
Because most tools run locally in your own browser, results are typically near-instant. The speed only depends on your computer's power, not server traffic.
Absolutely. Sk Multi Tools is fully responsive and optimized for high-performance use on Android, iOS, and tablets.