Free · No Sign-up · Privacy-first
About Altairys
Altairys is a collection of 20+ free, fast, and reliable online tools built for students, developers, and professionals. Everything runs directly in your browser — your data never leaves your device.
Explore ToolsOur Mission
Privacy First
All processing happens in your browser. We never upload your files or data to any server.
Instant & Free
No sign-up, no subscriptions, no watermarks. Just open a tool and start using it.
Works Everywhere
Fully responsive and installable as a PWA. Use Altairys on desktop, tablet, or mobile.
What We Offer
CalculatorsAge, BMI, EMI, Percentage
Image ToolsCompress, Resize, Convert
PDF ToolsImages to PDF
Dev ToolsJSON, Hash, Base64, URL
Text ToolsWord Counter, TTS
GeneratorsQR Code, Password, Number Words
Built With
Angular 21Standalone components, Signals
TypeScriptStrict mode, full type safety
Angular SSRServer-side rendering
FirebaseHosting & CDN
PrimeNGUI components
PWAWorks offline, installable
Created By
Dinoraj
Senior Software Engineer · Chennai, India
Passionate about building fast, accessible, and delightful web experiences. Altairys is a personal project to make powerful browser-based utilities freely available to everyone — no servers, no sign-ups, just tools that work.
Dino Creationz