About sadiqbd

Last updated: June 2026

Welcome to sadiqbd — a free, fast, and privacy-friendly collection of online tools designed for everyday use. We offer 100+ tools across calculators, converters, developer utilities, health tools, internet diagnostics, SEO tools, and text utilities.

Who Built This

sadiqbd was created by Sadiqur Rahman, a software engineer based in Dhaka, Bangladesh. With a focus on building practical, privacy-first tools, Sadiqur built this platform to make everyday technical tasks accessible to everyone — no accounts, no tracking, just tools that work.

Our Mission

Our mission is simple: provide useful, accurate, and easy-to-use tools that work directly in your browser — no sign-up, no downloads, no personal data sold or shared.

What We Offer

• Financial Calculators — EMI, SIP, compound interest, loan planner, and more
• Health Tools — BMI, BMR, calorie calculators, ideal weight, sleep calculator
• Unit Converters — Length, weight, temperature, currency, and more
• Developer Tools — JSON formatter, Base64, regex tester, hash generator
• Internet Tools — DNS lookup, SSL checker, ping, port scanner, WHOIS
• SEO Tools — Meta tag generator, SERP preview, sitemap generator
• Text Tools — Word counter, case converter, lorem ipsum, text diff

Privacy & Transparency

All tool calculations happen entirely in your browser — no input data is ever sent to our servers. To keep the site free, we use Google Analytics (anonymous usage stats) and Google AdSense (advertising). These services may use cookies. We do not sell your personal data. For full details, read our Privacy Policy.

Contact

Have a suggestion, found a bug, or want to request a new tool? Feel free to reach out at webmaster@sadiqbd.com.