Tools

Browse our collection of free online tools and calculators. Find the right tool for your needs.

h-index Calculator: Academic Impact & Citation Metrics

Calculate your h-index and g-index from publication citations. Track scholarly impact over time. Used by researchers worldwide.

Academic Deadline Tracker: Conference & Journal Reminders

Track submission deadlines for top CS and AI conferences. Get push notification reminders even when your browser is closed.

International Dialing Code Finder: Country Codes & Exit Codes

Find country calling codes and international exit codes. Supports reverse lookup by code. Complete ITU E.164 database with 240+ countries.

Tech Certification Roadmap: AWS, Azure, Cisco, CompTIA Paths

Plan your IT certification journey. Track earned certs across AWS, Azure, Cisco, and CompTIA, and see exactly what steps remain...

Salary & Cost of Living Calculator: Compare US Cities

Compare salaries and living costs across major US cities. See exactly how much you need to earn to maintain your...

Postal Code Finder: ZIP & Postcode Lookup (Both Directions)

Find postal codes and ZIP codes by address or city. Free lookup tool for US, UK, Canada, Australia, Germany, France...

Thesis Progress Tracker: Dissertation Planner & Timeline

Plan and track your thesis or dissertation from proposal to defense. Break down writing into stages, check off tasks, and...

Shorthand Symbol Flashcards: Master Note-Taking Symbols

Learn and memorize common shorthand symbols with interactive flashcards. Perfect for students, journalists, and professionals.

Programming Language Pathfinder tools: Which Language Should You Learn?

Not sure which programming language to learn first? Get a personalized recommendation based on your career interests in web dev,...

Piano Practice Suite: Keyboard, Quiz & Metronome

Free interactive piano tool for students and teachers. Includes playable keyboard, note reading quiz, and adjustable metronome. Perfect for mobile...