Calculators & Online Utilities
Essential daily tools including instant QR code creation, strong password generation, chronological age calculation, and GST computation.
Free QR Code Generator
Create sharp, high-resolution QR codes for websites, WiFi, and contact details with 1-click PNG image download.
Random Password Generator
Generate cryptographically secure random passwords using your browser's Web Crypto API to protect online accounts and passwords.
Exact Age Calculator
Calculate your exact chronological age in years, months, days, total hours, and countdown the remaining days until your next birthday.
GST Calculator (India)
Accurately compute Indian Goods and Services Tax (GST) with standard 5%, 12%, 18%, and 28% slabs for both Inclusive and Exclusive price transactions.
Why Use Calculators & Online Utilities on StudySaarthi?
StudySaarthi provides a cohesive, high-speed ecosystem of browser utilities engineered specifically for students, educators, developers, and web creators. Every single tool featured in this suite executes in-memory without network transfers.
No Account Gating
Open any tool and start using it immediately without signups or passwords.
Zero Data Retention
Your files, texts, and queries are discarded the instant you close your browser tab.
Cross-Device Ready
Fully optimized for touchscreens, mobile phones, tablets, and desktop workstations.
Popular Search Queries
Common queries and topics searched by students, developers, and educators for this tool: