Clacify is a privacy-first platform of 150+ free online calculators and tools spanning finance, PDF & office, developer utilities, health, and productivity. Every tool runs entirely inside your browser — files, numbers, and calculations never touch our servers. No login, no payment, no upload limits.
Clacify is built and maintained by Pappu Venkata Subbi Reddy. In his own words: "My goal is simple — build hassle-free, secure, free tools that anyone in the world can use without jumping through hoops."
Clacify started with a handful of finance calculators and expanded through 2025: PDF and image tools (Merge PDF, Compress Image, JPG to PDF — all in-browser, zero file uploads) arrived in March 2025, followed by ClaSync (peer-to-peer video rooms) and a browser-to-browser File Transfer tool (up to 10 GB, no server storage) in May 2025.
Every tool runs client-side using JavaScript, WebAssembly, and browser-native APIs — the same reason results are instant and your data never leaves your device.
Questions or feedback? Reach us at hello@clacify.com or read our Privacy Policy and Terms of Service.