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Every free tool and article on ToolLabHQ, organized by category. Everything runs in your browser — no signup, nothing uploaded.
Free Tools
Calculator Tools
- CGPA CalculatorSemester GPA, cumulative CGPA, marks-to-percentage and relative grading for HEC & US scales.
- Age CalculatorFind your exact age in years, months and days — leap-year accurate.
- Trading Turnover CalculatorCalculate trading turnover, affiliate rebates and tax-audit thresholds.
- US Business Tax CalculatorSales & excise tax across all 50 US states with custom formulas.
Career Tools
- ATS Resume CheckerScore your resume against a job description — keywords, gaps and fixes. No signup.
- Resume BuilderBuild an ATS-friendly resume with professional templates and instant PDF download.
- Portfolio BuilderCreate a professional portfolio website with a live URL — no code.
File Tools
- PDF MergerCombine multiple PDFs into one, in your browser — no upload.
- CSV SplitterSplit large CSV files by rows or column value, right in your browser.
Image Tools
- Image ResizerResize images to exact pixels or social-media presets — private, no upload.
- Background RemoverRemove image backgrounds with on-device AI — free, no signup.
- QR Code GeneratorGenerate QR codes for URLs, WhatsApp, email and more — no expiry.
Text Tools
- Word CounterCount words, characters, sentences and reading time — private and instant.
- Plagiarism CheckerCheck text for self-plagiarism, repeated phrasing and AI signals — in-browser.
- Case ConverterConvert text between camelCase, snake_case, Title Case and more.
- URL Slug GeneratorTurn any title into an SEO-friendly URL slug, single or bulk.
- Text & Code CompareCompare two texts or code snippets and highlight the differences.
Utility Tools
- Password GeneratorGenerate strong, cryptographically secure random passwords.
- WhatsApp Link GeneratorCreate wa.me click-to-chat links, QR codes and website buttons.
- Wish Card GeneratorMake animated wish cards with photos and stickers, shareable as a link.
- Life Stats AnalyzerSee your life in numbers — days alive, heartbeats and more. Just for fun.
Articles (21)
- Trading Turnover Calculator: How to Calculate Your Turnover and Affiliate Rebate
- Life Stats Analyzer: How Many Heartbeats, Breaths & Hours Have You Lived? (Free Calculator)
- Free Portfolio Builder: Create a Professional Portfolio Fast
- Free Resume Builder: Create a Job-Ready PDF Now
- Free ATS Resume Checker: Get Your Resume Past Filters
- Free CSV Splitter: Handle 500K+ Row Files Fast
- Free Code Diff Tool: Compare & Spot AI Errors Fast
- URL Slug Generator: How I Fixed My E-commerce URLs and Started Ranking on Google
- Case Converter: Why Every Developer Needs This Tool (And How I Built It)
- Free Image Resizer: High-Quality Photos in Seconds
- How to Merge PDF Files Free Without Uploading to Any Server
- Why I Built a QR Code Generator: Real Stories from Restaurant Management to Client Portfolios
- WhatsApp Link Generator: Complete Business Guide to Click-to-Chat (195+ Countries)
- What is CGPA? Complete Guide to CGPA, SGPA & GPA for University Students (2026)
- Free Plagiarism Checker for Students: What It Actually Checks and Why I Built It
- Age Calculator: Why Accurate Age Matters (And How I Built a Precise Tool)
- Word Counter Guide: Why Word Count Matters for Bloggers, Students, and AI Content Creators
- What Is the PACT Act? Complete US Compliance Guide for Online Sellers (2025)
- US Business Tax Calculator: How to Calculate Excise & Sales Tax for All 50 States (Free Tool)
- Password Security 2025: Complete Guide to Creating Unbreakable Passwords
- Free Wish Generator: Create Animated Birthday, Valentine & Eid Wish Cards with Music and Photos