Fast, Private, & Instant Education Calculators.
No signups, no data collection, no delays. Instant browser-side utilities built for Indian students, teachers, and school leaders.
Attendance & 75% Bunk Calculator
Find out exactly how many classes you can safely miss or how many consecutive classes you must attend to maintain 75%, 80%, or 85% attendance.
School Admission Age Calculator
Check your child's exact class eligibility from Nursery to Class 1 as per NEP 2020 mandatory 6+ age rules and state cutoff dates.
Class 10 Stream Selector Quiz
Scientific 5-minute assessment to discover whether Science (PCM/PCB), Commerce, or Humanities best fits your thinking style and career goals.
CBSE CGPA to Percentage Calculator
Convert your CGPA to percentage accurately using the official CBSE 9.5 multiplier, 10-point GPA scale, and subject-wise grade point accumulator.
150+ Report Card Remarks Bank
Curated bank of constructive, empathetic, and NEP 2020 aligned report card remarks with one-click student name replacement and copy.
Zero Latency Computations
All math runs strictly on your device inside your web browser. No waiting on servers or network lag.
100% Private & Anonymous
Your grades, attendance, and student names never leave your device. We never store or log your input.
Board-Accredited Formulas
Formulas are verified against official guidelines from CBSE, ICSE, AICTE, and State Education Boards.
Are you a School Principal or Teacher?
Move beyond manual attendance and grade calculation spreadsheets. Arcivity provides real-time predictive student analytics, automated attendance risk warnings, and holistic progress cards.