ToolSnak – Free Online Tools & AI Tools

Convert your HTML files or code to high-quality PDFs instantly. Fast, free, secure, and works directly in your browser—no installation required.

Generate unique, personalized poems in seconds using our AI Poem Generator Free Online. Choose tone, style, and more perfect for love, school, social sharing!

Personalized ai love letter generator for Valentine's Day, anniversaries, or any other special occasion. Use it for Free.

Create custom rap lyrics with AI — tailored to your style, mood, and flow preferences.

Create a professional, ATS-friendly resume online for free. Choose modern templates, customize easily, and download your CV in minutes.

AI Lyrics Generator - Create unique song lyrics with AI. Our free tools help songwriters, musicians, and creative minds generate original lyrics instantly.

Design professional Entity Relationship Diagrams (ERD) for your databases instantly with our AI-powered visual tool.

Draw or type your signature online and download it instantly as a transparent PNG. Ideal for documents, contracts, and creative work.

Create your next story, plot, or script with our free storytelling and storyline maker. Use the smart plot creator to write original stories in seconds.

Ring Size Calculator - Multiple measurement methods with support for Indian, US, UK, European, and Japanese sizing standards.

Percent-encode or decode URLs instantly. Supports encodeURIComponent (full) and encodeURI (preserves /). Auto-convert mode.

Compare two texts side by side. Line-by-line diff with added (green) and removed (red) highlighting. Download unified diff.

Convert Unix epoch timestamps to UTC, local time, ISO 8601, RFC 2822, and relative time — or any date to a timestamp.

Convert between binary, octal, decimal, hex and any base up to 36. Shows nibble groups, bit length, and integer type ranges.

6 percentage modes: basic %, % of total, % change, add %, subtract %, and reverse %. All results update live.

Convert text to Morse code or decode Morse to text. Audio playback at adjustable speed. Full A-Z, 0-9 and punctuation support.

Convert text to UPPERCASE, lowercase, camelCase, snake_case, kebab-case, PascalCase, Title Case and more instantly.

Generate placeholder Lorem Ipsum text by paragraphs, sentences, or words. Classic or randomized. Free, instant.

Compute SHA-1, SHA-256, SHA-384 and SHA-512 cryptographic hashes from text or files. Compare hashes to verify file integrity.

Generate UUID v4 identifiers in bulk. Customize format: uppercase, no hyphens, braces, or quotes. Up to 1000 UUIDs at once.

Convert length, weight, temperature, area, volume, speed, time and digital storage units. All conversions shown at once.

Beautify, minify, and validate XML online. Upload a file or paste XML. Choose indentation and download the result.

Convert source code to a syntax-highlighted PDF. Supports 25+ languages: JS, TS, Python, Java, Go, Rust, PHP, CSS, SQL and more. Dark & light themes, line numbers, free.

Convert JPG, PNG, WEBP, GIF and BMP images to a PDF document in seconds. Upload multiple images — each becomes one page. Free, no watermarks, 100% browser-based.

Convert plain text files (.txt, .log, .md) or pasted text to a clean, styled PDF. Customize font, size, margins and page format. Free and browser-based.

Convert CSV and TSV data into a beautifully styled PDF table. Choose header colours, striped rows, font size and page format. Free, no upload to servers.

Convert JSON files to syntax-highlighted PDFs with light or dark theme. Auto-format, validate, and choose indent size before saving as PDF. Free and browser-based.

Combine multiple PDF files into one document. Drag, reorder, and merge PDFs instantly in your browser. Free, secure, no file upload to servers.

Split a PDF into individual pages or extract a range of pages. Fast, browser-based, and completely free — no watermarks.

Reduce PDF file size without losing quality. Optimise large PDFs for email, upload or storage — free and browser-based.

Convert PDF files to editable Word documents (.docx). Extract text and formatting from any PDF — free and instant.

Convert Word documents (.doc, .docx) to PDF instantly. Preserves formatting, fonts and layout. Free, no watermarks.

Convert Excel spreadsheets (.xlsx, .xls) to PDF. Renders your data as a clean, styled table PDF. Free and browser-based.

Add a handwritten or typed signature to any PDF directly in your browser. Free e-signature tool — no login required.

Create professional invoices as PDF instantly. Add logo, line items, taxes and notes — download a polished invoice PDF for free.

Add password protection to any PDF instantly. Encrypt your PDF with a secure open password and owner password—free, fast, and 100% browser-based.

Remove password protection from any PDF instantly. Unlock encrypted PDFs for free—fast, secure, and 100% browser-based with no file uploads.

Convert PDF pages to high-quality JPG or PNG images instantly. Free online PDF to image converter — no signup, no watermark, works in your browser.

Add text watermarks to your PDF files online for free. Customize position, opacity, font size, and color. No signup required — works entirely in your browser.

Rotate PDF pages 90°, 180°, or 270° online for free. Rotate all pages or specific page ranges. No signup, no watermark — works entirely in your browser.

Crop PDF pages or trim extra white margins online in seconds with zero quality loss — 100% free with no sign-up or watermark.

Add page numbers to any PDF file online for free. Choose position (top/bottom, left/center/right), font size, color, and starting number. No signup required.

Compress JPG, PNG, and WebP images online for free. Reduce image file size without losing quality. Batch compress multiple images instantly. No upload to servers.

Convert images between JPG, PNG, WebP, and BMP formats online for free. Batch convert multiple images instantly. No upload to servers, 100% private.

Format, validate, and minify JSON instantly in your browser. Free online JSON beautifier with syntax highlighting, error detection, and privacy-first design. No data stored.

Generate strong, random, secure passwords instantly in your browser. Customize length, character sets, and quantity. No passwords are stored or transmitted — 100% private.

Count words, characters, sentences, paragraphs, and estimate reading and speaking time instantly. Free online word counter with keyword density analysis. No data stored.

Encode and decode Base64 text and images instantly in your browser. Free online Base64 tool with image preview, swap functionality, and 100% privacy. No data is stored or transmitted.

Analyze keyword frequency and density in your content instantly. Check single keywords, 2-word & 3-word phrases. Get count, density % and SEO status — free, no signup.

Create professional invoices instantly. Add logo, client details, line items, taxes & discounts — download as PDF for free. No account needed.

Convert your Markdown (.md) files to high-quality PDFs instantly. Fast, free, secure, and works directly in your browser—no installation required.

Design clear flowcharts with drag-and-drop nodes, smart connectors, auto layout, templates, mini map, and one-click export to PNG, SVG, PDF, or JSON.

Create clean timeline charts with draggable milestones, vertical/horizontal layouts, share links, and one-click export to PNG, SVG, PDF, or JSON.

Create a beautiful marriage or personal bio-data online for free. Choose from traditional, modern, and elegant templates, customize colors and fonts, and download a print-ready PDF in minutes.

Track your grades across multiple courses and semesters, calculate weighted GPAs, analyze performance trends, and export your data. Perfect for students managing their academic progress.

Easily estimate your monthly or yearly mortgage payments based on your loan amount, interest rate, and term.

Our free PDF signature tool allows you to sign PDF online with ease and, even better, it's 100% free with no registration required!

Powerful Online PDF Editor for all your document needs. Edit, annotate, and manage PDF files directly in your browser without installation. Try our Free Online PDF Editor today.

Use our solar panel calculator to find your solar power needs and what panel size would meet them.

Open an HTML file or paste your code to see a live, rendered preview alongside the source.

Open a Markdown (.md) file or type Markdown to see a beautiful, GitHub-flavored preview with tables, task lists and code blocks.

Write HTML, CSS and JavaScript in separate editors and watch the result render live — with a built-in console for logs and errors.

Open a source file or paste a snippet to read it with proper syntax highlighting and line numbers.

Turn any HTML file or snippet into a downloadable image.

Clean up messy HTML with proper indentation, or minify it to the smallest possible size.

Convert JSON files or data to CSV format instantly. Fast, free, secure, and works directly in your browser—no installation required. Supports nested objects, arrays, and complex JSON structures. Supports nested objects, arrays, and complex JSON structures.

Free QR Code Generator with logos, gradients, colors, and frames. Supports URL, WiFi, vCard, Email, Phone, SMS, Location, Text. Export PNG, SVG, PDF.

Create beautiful CSS gradients with advanced controls. Generate linear, radial, and conic gradients with multiple color stops and export options.

Upload or Drag an image and instantly extract accurate HEX, RGB, and HSL color codes. Perfect for design, branding, and development work.

Smart UI Color Picker analyzes your industry, audience, and brand to deliver impactful, professional palettes for any UI.

Discover ready-made color palettes and themes for design, branding, and development. Copy HEX, RGB, or HSL codes with ease—no signup required.

Generate beautiful color shades and variations from any color input. Copy HEX, RGB, HSL, and HSV values instantly. Perfect for design and development.

Estimate your monthly auto loan payment including sales tax, fees, trade-in value, and incentives. Quick, accurate, and free.

Estimate your future retirement savings and income. Factor in current age, savings, income, contributions, and more. Free and easy to use.

Estimate your future pension benefits based on your salary, service years, retirement age, and payout option. Fast, free, and customizable.

Estimate your future Social Security benefits based on your earnings, retirement age, and claiming strategy. Fast, free, and insightful.

Interest Calculator - Calculate simple or compound interest over time based on principal, rate, term, and compounding frequency.

Generate high-quality SEO blog posts, articles, and copy in minutes.

Pregnancy Calculator - Estimate your due date and track your pregnancy week by week. Easy to use for LMP or conception date, IVF, or ultrasound method.

Free AI Humanizer Tool. Humanizing AI turns AI to human writing fast, delivering natural, authentic results for effective humanizing AI.

This Age Calculator Computes age in years, months, days, total days lived, weeks, hours, seconds, zodiac sign, and time until your next birthday.

Gym Workout Plan Generator - Get a custom workout plan based on your goals, level, and equipment built instantly for home or gym.

Generate unique and creative names instantly with our AI-powered Name Generator. Perfect for YouTube channels, businesses, usernames, and more. Get name ideas in seconds!

Leave Application - Generate professional leave applications instantly with our free AI-powered tool. Perfect for office, school, sick leave, and more. Easy & fast!

Create official travel request letters online for family vacations, business trips, school tours, and TSA PreCheck documentation. Fast and free travel form tool for personal or professional use.

Amazon Listing Product Generator - Generate high-converting Amazon product listings with AI – title, bullet points & description in seconds.

AI Book Summary Generator - Summarize any book quickly and clearly — perfect for students, bloggers, and busy readers.

Children Story Writer - Generate unique story plots in seconds. Your next chapter awaits. Bring your wildest ideas to life with AI.

Create unique, market-ready book titles and engaging blurbs in seconds with our free AI Book Title & Blurb Generator. Perfect for authors, self-publishers, and writers in any genre.

Create detailed chapter-by-chapter book outlines instantly with AI. Perfect for novels, nonfiction, memoirs, and more. 100% free online book outline generator.

AI Email Writer - Craft Effective, Professional, or Friendly Emails

Create professional letters in seconds with ToolSnak’s Free AI Letter Generator. Generate Personalized Formal or Informal Letters with Ease.

Create masterpiece-level poems with our Advanced AI Poem Generator. Choose poet influences like Rumi or Neruda, set emotion intensity, cultural background, and 15+ precision controls.

Create heartfelt, personalized love poems in seconds with our AI-powered Love Poem Generator. Perfect for anniversaries, crushes, or any romantic occasion.

Generate elite, ready-to-record rap lyrics with 18+ pro controls — artist influences, BPM/tempo, hook style, punchline density, regional dialect, ad-libs, and more. Free, no sign-up.

AI Text Rewriter - Instantly rewrite text with AIideal for students, bloggers, and professionals.

Effortlessly expand your essays with AI. Add more details, examples, and insights to boost your content's depth and clarity.

Free online Calorie Calculator to estimate your daily calorie needs based on age, gender, height, weight, activity level, and goals. Perfect for weight loss, muscle gain, and maintaining a healthy lifestyle.

Easily calculate your daily macros for weight loss or a plant-based diet with our free online macronutrient calculator. Learn how to balance protein, carbs & fats for healthy eating and optimal results.

BMI Calculator - Quickly calculate your Body Mass Index (BMI) and understand what it means for your health.

Calculate your household energy consumption in units (kWh) and estimate costs based on your local utility rates.

Our Internet Speed Test helps you measure real-world network performance by analyzing ping, download speed, and upload speed.

Visualize your ideas with our AI-powered mind map maker. Create beautiful, structured mind maps instantly with drag-and-drop nodes, curved connectors, and one-click export.

Create high-quality barcodes for retail, shipping, and personal use. Support for Code 128, EAN-13, UPC, Code 39, and more. Customize colors, sizes, and fonts instantly.

The most accurate tool to test your keyboard keys, latency, and N-Key rollover.

Count tokens for GPT-4, GPT-3.5, and other AI models. Visualize how text is tokenized in real-time.

The ultimate professional suite for mobile developers. Generate pixel-perfect icons for iOS, Android (Adaptive), Web, and Desktop.

Meet AI Notebook, the AI research tool and thinking partner that can analyze your sources, turn complexity into clarity and transform your content.

Professional 1M+ search optimized image resizer. Bulk resize, compress, and enhance images to HD/4K. Convert blurry images to clear HD quality for free.

Create professional-grade custom t-shirt designs with our intuitive online editor. Perfect for teams, events, or personal brands.

Calculate your exact lot size and units for forex trading to manage risk perfectly with our Position Size Calculator. Ensure capital protection across standard, mini, and micro lots instantly.

Calculate your German income tax (Einkommensteuer), solidarity surcharge, church tax, and social security contributions instantly. Free 2024 Germany tax estimator based on your gross salary and tax class.

Calculate your exact take-home pay in Germany. Enter your gross salary, tax class, and personal details to see your monthly and annual net income after all deductions for 2024.

Calculate German VAT (Mehrwertsteuer) instantly. Add or remove 19% or 7% MwSt. from any price. Perfect for invoices, business calculations, and shopping in Germany.

Estimate your total tax burden as a freelancer in Germany. Calculate income tax, quarterly advance payments (Vorauszahlungen), health insurance costs, and VAT obligations for 2024.

Convert your salary between hourly, daily, weekly, monthly, and annual rates. Check against Germany's minimum wage (Mindestlohn €12.41/hr). Instant wage converter.

Live interactive Brutto-Netto calculator for Germany. Drag the salary slider to instantly see your take-home pay with a full visual breakdown of taxes and social contributions for 2024.

Free EMI Calculator for Home Loan, Personal Loan, Car Loan. See monthly EMI, amortization schedule, interest breakdown, prepayment savings, and rate comparison.

Free GST Calculator for India. Calculate GST inclusive/exclusive amounts, CGST, SGST, IGST breakdowns. Multi-item invoice calculator with all GST slab rates.

Free Loan Calculator for all loan types. Compare Home, Personal, Car, Education, Business, and Gold loans with EMI, eligibility, and amortization schedule.

Free Advanced Loan Calculator with country-aware currency, interest rates and amortization. Supports Mortgage, Auto, Personal, Business loans across USA, UK, India, Germany, France, Spain, Brazil, Saudi Arabia, China & Russia.

Free Home Loan EMI Calculator with country-aware currency, interest rates and amortization. Estimate monthly EMI, LTV, eligibility, prepayment savings & full schedule for USA, UK, India, Germany, France, Spain, Brazil, Saudi Arabia, China & Russia.

Free Personal Loan EMI Calculator with country-aware currency and rates. Includes processing fee, effective APR, foreclosure savings tip and yearly schedule for USA, UK, India, Germany, France, Spain, Brazil, Saudi Arabia, China & Russia.

Free EPF Calculator for India. Estimate your EPF corpus at retirement based on basic salary, employee + employer contribution, interest rate and annual salary hike. Includes year-by-year breakdown.

Free PPF Calculator for India. Calculate 15-year PPF maturity, interest earned and tax-free returns under Section 80C. Supports yearly and monthly investment with year-by-year corpus growth.

Free Home Renovation Cost Calculator with country-specific per-sqft / per-m² rates. Estimate kitchen, bathroom, bedroom, living room or full-house renovation across basic / standard / premium tiers — USA, UK, India, Germany, France, Spain, Brazil, Saudi Arabia, China & Russia.

Free Salary Calculator for India. Convert CTC to in-hand salary with Old vs New Tax Regime comparison. Includes EPF, HRA exemption, 80C/80D deductions, and tax slab breakdown.

Free SIP Calculator to estimate your mutual fund returns. See growth charts, year-by-year breakdown, delay cost analysis, and smart investment insights.

Calculate Step-Up SIP returns with annual increase. See how increasing your SIP amount yearly can significantly boost your wealth creation.

Find out exactly how much monthly SIP you need to reach your financial goal. Supports inflation adjustment, multiple scenarios, and return rate comparisons.

Calculate lumpsum investment returns with year-by-year growth. Compare equity vs FD vs debt fund returns. Supports combined lumpsum + SIP mode.

Calculate Systematic Withdrawal Plan returns. Find out how long your corpus will last, safe withdrawal rates, and year-by-year balance breakdown.

Crop images online for free with aspect ratio presets and custom dimensions. Batch crop multiple images instantly. 100% browser-based, no upload.

Rotate images by any angle and flip horizontally or vertically. Supports batch processing for multiple images. Free and browser-based.

Add custom text watermarks to images with adjustable font, color, opacity, and position. Batch watermark multiple images. Free, no signup.

Blur entire images, backgrounds, or edges with adjustable intensity. Supports full blur, background blur, and edge blur modes. Free and private.

Create memes with custom top and bottom text, adjustable font size, colors, and outline. Upload any image and download your meme instantly.

Enlarge and upscale images up to 4x with optional sharpening. Batch enlarge multiple images. Browser-based, free, no upload to servers.

Convert SVG vector files to PNG, JPG, or WebP raster formats online. Batch convert multiple SVG files. Free, browser-based, no upload.

Convert PNG images to JPG, WebP, or BMP format online. Adjust output quality. Batch convert multiple files. Free and private.

Convert JPG/JPEG images to PNG, WebP, or BMP format online. Batch convert multiple files instantly. Free and browser-based.

Convert GIF images to PNG, JPG, or WebP format online. Batch convert multiple GIF files. Free, fast, and browser-based.

Convert HEIC/HEIF photos from iPhone to JPG format online. Batch convert multiple files. Free, fast, no upload to servers.

Convert WebP images to PNG format online for maximum compatibility. Lossless conversion preserving transparency. Free and browser-based.

Convert WebP images to JPG format online with adjustable quality. Batch convert multiple files. Free, fast, and private.

Convert PNG images to JPG format online to reduce file size. Adjustable quality slider. Batch convert multiple files. Free and browser-based.

Convert PNG raster images to SVG vector format online. Perfect for logos and icons that need to scale. Free and browser-based.

Convert PNG images to the modern AVIF format for dramatically smaller files while keeping transparency. Batch convert multiple files. Free and browser-based.

Convert JPG/JPEG photos to next-gen AVIF — up to 50% smaller at the same quality. Adjustable quality. Batch convert multiple files. Free and private.

Convert HEIC/HEIF photos from iPhone to the modern, web-friendly AVIF format with tiny file sizes. Batch convert multiple files. Free and browser-based.

Convert PNG images to WebP for 25–35% smaller files while preserving transparency. Batch convert multiple files. Free and browser-based.

Convert JPG/JPEG images to WebP for faster-loading, smaller files with adjustable quality. Batch convert multiple files. Free and private.

Create shareable payment cards with bank details, PayPal, UPI QR code, Wise, Western Union, Crypto wallets, Venmo, Zelle, and Cash App. Download as PNG or copy as text.

Create beautiful product cards for your e-commerce store, social media, and marketing materials. Upload product images, add pricing, badges and download in high quality.

Calculate profit margin, markup percentage, and profit for your products. Enter cost and selling price, or use margin % to find the right selling price for your business.

Calculate discounts, sale prices, and total savings for your shopping or e-commerce business. Add multiple items, apply different discount rates, and include tax.