In-depth guides, real-world stories, and practical tutorials written by Abdul Wahab, a full-stack MERN developer from Lahore, Pakistan. Every article is based on actual problems solved while building e-commerce stores, processing tax data, and working with clients worldwide.
Topics cover data engineering, PDF tools, career tools, academic calculators, security, developer utilities, and small business productivity.
21 articles
Real story: My friend Afaq runs a trading group. He earns 5% of turnover from the platform and gives 2.5% back to customers like Rashid and Anas. I built this calculator so everyone knows exactly how much turnover they made and how much rebate they are owed.
Abdul Wahab
Discover your real life numbers — how many heartbeats since birth, breaths taken, hours slept, steps walked, and more. Free life stats calculator with fun productivity insights. 100% Halal, math-based, no fortune telling.
Abdul Wahab
Create a professional web portfolio with 5 templates, skill bars, and a live link. Free, no coding needed. Perfect for recruiters who want links over resumes.
Abdul Wahab
Create a professional resume in minutes. Choose from 6 modern templates with auto-save and free PDF export. No hidden fees—just a better way to get hired.
Abdul Wahab
Is your resume being ignored? Use our free ATS checker to find missing keywords and optimize for job filters. Fix your resume and get more interviews today.
Abdul Wahab
Split massive CSV files (up to 500K+ rows) instantly without crashing your browser. Free, secure, and handles large data sets with ease. No signup required.
Abdul Wahab
Compare text and code snippets instantly to find differences. Perfect for checking AI-generated code updates or spotting errors. Free, fast, and secure.
Abdul Wahab
Real story: My products at rangmehal.shop and erinvault.com had URLs like /product/1234567. Google ignored them. I fixed it with SEO-friendly slugs and rankings improved. Here's exactly how.
Abdul Wahab
Real story: When I needed to convert between camelCase, snake_case, and PascalCase constantly while coding — I built this tool. Perfect for developers, writers, and data work.
Abdul Wahab
Resize product photos for Shopify, Amazon, or social media without losing quality. Free tool to fix wrong-sized images and stop losing sales. Fast and easy.
Abdul Wahab
Merge multiple PDF files into one — free, no uploads, no signup. Works entirely in your browser. Combine shipping labels, invoices, or any PDFs instantly.
Abdul Wahab
Real-world QR code use cases: restaurant ordering systems, portfolio sharing for clients, and small business solutions. Learn from practical experience.
Abdul Wahab
Real story: How I use WhatsApp links for e-commerce, client communication, and social media — with support for 195+ countries including Pakistan, India, UAE, and worldwide.
Abdul Wahab
A complete, honest guide to understanding CGPA, SGPA, and GPA for university students in Pakistan. Includes real formulas, HEC grading tables, university-specific policies, and practical advice on improving your CGPA.
Abdul Wahab
Real story: Me and my friend Sharoon needed to check our SRS project report before submission. Our university had strict plagiarism rules. This tool checks repeated sentences, phrase repetition, and AI patterns inside your document — all in your browser.
Abdul Wahab
Real story: From legal documents to healthcare to birthday planning — accurate age calculation matters. I built this tool to handle leap years, month lengths, and edge cases perfectly.
Abdul Wahab
Real story: How I use word count for blog SEO optimization, essay writing, and checking AI prompts. Learn why every writer needs a word counter.
Abdul Wahab
A practical breakdown of PACT Act compliance for online sellers — who needs to file, what data each state wants, deadlines, penalties, and the 7 most common mistakes that get businesses in trouble.
Abdul Wahab
Complete guide to calculating US business excise and sales tax across all 50 states. Covers 6 tax formula types, state-by-state rules, custom tax rule building, and how to use our free online calculator for any product category.
Abdul Wahab
Real story: When my team used weak passwords like "john123@" despite role-based access control — I built a password generator to protect our data. Learn how to create unbreakable passwords.
Abdul Wahab
Real story: I saw developers selling wish card tools on TikTok and Instagram while regular users kept begging for free access. I built this completely free — add photos, music, pick your theme, get a shareable link. No coding needed, no payment ever.
Abdul Wahab
Every article on ToolLabHQ is written by Abdul Wahab, a full-stack MERN developer based in Lahore, Pakistan. These are not generic tutorials — each guide is based on a real problem solved while building e-commerce platforms, processing US tax data, or working with clients across different industries.
Topics are chosen based on the tools built here: CSV splitting, PDF merging, ATS resume optimization, CGPA calculation, password security, QR codes, and more. Want a guide on a specific topic? Suggest it here →
