Every Free Tool You Actually Need
PDF, images, AI writing, calculators, developer tools and more — all free, all instant, no downloads.
SEO & Web(4)
IP Address Lookup
Look up any IP address location, ISP, timezone and VPN status. Your own IP detected automatically.
QR Code Generator
Free online qr code generator
WHOIS Lookup
Look up domain age, registration date, expiry and full WHOIS record for any domain name.
Website Speed Checker
Check your website speed and Core Web Vitals score using Google PageSpeed Insights.
From Our Developer Blog
Free guides on PDF, images, code, finance tools and more
developer
Vibe Coding Explained: What It Actually Means (And Why Senior Devs Are Divided)
Vibe coding went from Twitter meme to real workflow in under a year. Here's what it actually is, where it works, and where it quietly fails.
SEO
Technical SEO Audit: What to Check and How to Fix It
A practical walkthrough of technical SEO issues that actually prevent pages from ranking, with specific fixes for each problem.
security
JWT Security: The Mistakes That Get Apps Hacked and How to Avoid Them
JWTs are everywhere and frequently misconfigured. Here are the most common JWT security mistakes developers make and exactly how to fix them.
Meet the contributors
Guides written by practitioners — not generalists.
Priya Shah
Senior Software Engineer
Priya has nine years of experience building distributed systems and developer tooling at two B2B SaaS companies. She writes about APIs, JSON/JWT workflows, regex, DevOps, and the small utilities that make debugging faster at 2am.
Marcus Reid
Finance Writer & CPA
Marcus is a licensed CPA with twelve years advising on personal finance, small-business tax, and mortgages. He breaks down calculators (mortgage, retirement, paycheck) into the decisions they actually help you make, not the math behind them.
Elena Kovac
Security & Privacy Analyst
Elena spent eight years as an application security analyst, auditing document-handling pipelines and password hygiene at mid-market firms. She covers PDFs, password generation, file-processing privacy, and the trade-offs between convenience and safety online.
Daniel Osei
Content & SEO Strategist
Daniel has ten years in technical SEO and editorial strategy for tools-focused sites. He writes about image optimization, writing utilities, AI-assisted content workflows, and how to pick the right tool without the marketing gloss.
No spam. Unsubscribe anytime. Privacy Policy