Free Student Tools & Calculators
A suite of fast, mobile-friendly academic utilities designed specifically for CBSE Class 12 students. Every tool runs 100% locally in your browser with zero data tracking.
Search Tools & Utilities
Instant, client-side search across all calculators, CBSE regulations, and verified student guidance.
Marks Percentage Calculator
Compute arithmetic marks percentage with customizable subject inclusion, decimal marks, and instant summary copy.
Target Marks Calculator
Determine exact marks needed in remaining theory or practical assessments to achieve your target percentage.
Student Attendance Calculator
Calculate current attendance percentage, consecutive classes required for 75% CBSE requirement, and safe absence buffer.
Study Timetable Generator
Generate deterministic weekly revision timetables with subject priority weighting, intervals, and print-to-PDF export.
Syllabus Progress Tracker
Track chapter-by-chapter revision across Science, Commerce, and Humanities with private local storage & JSON backups.
Result-Day Interactive Checklist
Step-by-step interactive checklist to organize credentials, avoid server pitfalls, and verify provisional marks on result day.
Featured Academic Calculators
Essential computation utilities for calculating college admission percentages and target scores.
Marks Percentage Calculator
Calculate your arithmetic percentage from user-selected subjects for university admission criteria. Full decimal marks support with instant copy summary.
- Include/exclude subjects
- Decimal marks support
- CBSE 30.11.2023 circular reference
Target Marks Calculator
Determine exact marks needed in upcoming board theory or practical assessments to achieve a desired overall aggregate percentage.
- Calculates feasibility
- Variable maximum marks
- Clear progress indicator
Result-Day Interactive Checklist
Stay organized and avoid critical mistakes on result day. Track essential preparation tasks, credential checks, provisional marks downloads, and DigiLocker steps with private browser storage.
- 3-stage preparation checklist
- Private browser local storage
- Printable PDF & progress tracker
All Available Planning & Tracking Tools
Explore our full collection of deterministic planning tools, attendance calculators, and revision checklists.
Marks Percentage Calculator
Calculate your arithmetic percentage from user-selected subjects for university admission criteria. Full decimal marks support with instant copy summary.
- Include/exclude subjects
- Decimal marks support
- CBSE 30.11.2023 circular reference
Target Marks Calculator
Determine exact marks needed in upcoming board theory or practical assessments to achieve a desired overall aggregate percentage.
- Calculates feasibility
- Variable maximum marks
- Clear progress indicator
Student Attendance Calculator
Plan your attendance with exact arithmetic projections. Know how many consecutive classes you must attend or how many classes you can afford to miss.
- Target percentage planner
- Absence buffer calculation
- Handles 100% boundary cases
Study Timetable Generator
Create a deterministic, mathematically balanced study schedule. Distributes study time across subjects, alternates focus, and supports direct printing to PDF.
- Priority-weighted scheduling
- Interleaved sessions & breaks
- Print-friendly PDF layout
Syllabus Progress Tracker
Organize your revision chapter by chapter. Mark chapters as Not Started, In Progress, or Completed, with visual subject progress bars stored safely in your browser.
- Subject & chapter progress
- 100% private local storage
- JSON export & restore
Result-Day Interactive Checklist
Stay organized and avoid critical mistakes on result day. Track essential preparation tasks, credential checks, provisional marks downloads, and DigiLocker steps with private browser storage.
- 3-stage preparation checklist
- Private browser local storage
- Printable PDF & progress tracker
Our Tool Design & Privacy Standards
Zero Data Transmission
All calculations and scheduling routines execute locally inside your web browser. No student scores, subject lists, or study schedules are ever transmitted to an external server or database.
Deterministic Algorithms
No speculative AI guesses or arbitrary cutoffs. Every projection is governed by rigorous mathematical formulas clearly documented on each tool page.
Official Policy Citations
We clearly separate mathematical self-estimation from official CBSE directives, highlighting board circulars so students and parents make informed decisions.