Prepare smarter.
Write better.
Score higher.
Stop wondering what to study next. PrepOne analyzes your strengths and weaknesses to create a smarter learning path with instant handwritten answer evaluation, personalized practice, chapter PYQs, and realistic board mock tests.
Fully Supported Boards & Streams
Why solving questions isn't enough to score 95%+
In board exams, every single step carries marks. If you only practice objective questions and never get handwritten feedback, you're leaving your final result to chance.
The MCQ Practice Trap
Board exams are written by hand on paper, not tapped on a phone screen. Solving 500 MCQs does not prepare you for writing 5-mark derivations, diagrams, and balancing equations under time pressure.
Delayed & Vague Test Checking
Coaching centers take 10-14 days to return your test papers. When you finally get your copy back, you only see a total score like 48/70 without any line-by-line notes on where you dropped steps or units.
Random, Unfocused Revision
Without diagnostic data, students spend 80% of their revision time re-reading chapters they already find easy, while high-weightage weak concepts slip through the cracks until the exam morning.
A complete preparation system built for board success
Practice. Write. Get feedback. Understand. Revise. Test. Improve.
Targeted Practice
Solve curated questions matched strictly to your CBSE or Bihar Board syllabus and chapter weightage.
Write by Hand
Write your complete answer on actual paper just like you will in the 3-hour board exam hall.
Instant AI Evaluation
Snap a picture. AutoScore AI checks your answer in 60s, awarding step marks and flagging missing formulas.
Master & Retain
PrepOne detects weak topics and schedules smart spaced revision so you retain concepts until exam day.
Everything you need to master board exams in one app
Built from the ground up for CBSE & BSEB students. No generic video lectures or endless scrolling. Just high-precision practice, instant evaluation, and actionable feedback.
AI Subjective Answer Evaluation.
Get marks & feedback in 60 seconds.
Board exams are written exams. Write your solutions on actual paper with pen. Take a photo through the PrepOne app and receive immediate step-marking analysis based on official CBSE & Bihar Board answer keys.
Physics: Ray Optics Diagnostics
3 targeted questions on Thin Lens Surface Refraction assigned next. Complete to boost your Board Readiness by +8%.
Smart Personalized Practice.
Practice what you actually need.
No two students have the exact same gaps. Our AI continuously assesses your speed, accuracy, and mistake types to build a customized study path that turns your weakest concepts into scoring strengths.
Chapter & Full Syllabus Mock Tests.
Experience the 3-hour exam pressure.
Chapter practice builds confidence; full 3-hour mock tests build board exam readiness. Practice with mock papers crafted strictly to the latest CBSE and Bihar Board blueprints with Sections A through E.
Previous Year Questions (PYQs).
Master how your board asks questions.
Don't memorize yesterday's answers; understand the recurring blueprints. PrepOne organizes past 10 years of CBSE and BSEB board papers by chapter and weightage so you know which topics carry maximum marks.
Progress Analytics & Smart Revision.
Never forget a formula on exam day.
Cramming 500 pages right before the exam leads to panic and forgotten formulas. PrepOne uses active recall flashcards and spaced reminders based on your decay curve, ensuring concepts stay fresh in your memory.
Subjects Available on PrepOne
Choose your board to explore available courses, question banks, and mock papers.
CBSE Class 12 Science
Board Exam Pattern & Full NCERT Curriculum
Physics
Derivations, Ray/Wave Optics, Electrostatics, Magnetism & Modern Physics
Chemistry
Organic Mechanisms, Physical Numericals, Coordination & Biomolecules
Mathematics
Calculus, Vectors & 3D Geometry, Linear Programming & Matrices
Biology
Genetics, Human Physiology, Biotechnology & Ecology
English Core
Reading Comprehension, Note Making, Notice/Report Writing & Literature
Computer Science
Python Programming, SQL Queries, Computer Networks
Why students score higher with PrepOne
See how switching to an AI-calibrated preparation routine completely changes your exam trajectory.
Affordable plans. Maximum board marks.
Less than the cost of a single textbook. Start free and upgrade when you want unlimited AI handwritten checking.
1 Week
Ideal for quick weekly unit test prep or testing the AI scanner.
1 Month
Perfect for mastering complex chapters and term exams.
3 Months
Ideal for term exams and comprehensive pre-board revision.
Board Pass
Complete all-in-one exam season companion until results.
Preparation feels different when you know what to improve
Real stories from CBSE and Bihar Board students who used PrepOne to boost their marks.
"I finally understood why I was losing marks in physics derivations. PrepOne flagged my missing units and ray diagram arrow signs. Jumped from 54 to 67 in pre-boards."
"I stopped just checking final answers and learned how to write subjective answers properly in Hindi. Bihar Board checking gave me 18 extra marks in chemistry."
"ABHYAS+ pinpointed that I was dropping marks specifically in geometry proofs. It gave me 5 targeted questions each day. My maths accuracy jumped to 88%."
"Practicing 3-hour full mock tests with physical paper upload took away all my board exam fear. On the real exam day, I finished 20 minutes before time."
Frequently Asked Questions
Everything you need to know about PrepOne and how it transforms your board preparation.
Write your answers on physical paper using your regular pen. Take a clear photo using the PrepOne scanner. The AI extracts your handwriting, checks your formulas, derivations, diagrams, and numerical steps against official board mark schemes, and awards partial marks within 60 seconds.
Yes! PrepOne is built specifically for subjective board exams. It evaluates derivations, chemical reaction mechanisms, physics formulas, and step-by-step mathematical proofs, giving feedback on structure, presentation, and missing steps.
Yes, absolutely. PrepOne provides dedicated support for both Hindi and English mediums for Bihar Board Class 10 (Matric) and Class 12 (Intermediate Science & Arts), including the 50% objective OMR format.
No. While PrepOne includes thousands of objective questions for Section A speed drills, its core superpower is subjective handwritten answer checking and 3-hour full syllabus board simulations.
ABHYAS+ is PrepOne’s adaptive practice engine. It analyzes your mistakes, determines whether errors are conceptual, mathematical, or presentation-based, and serves customized questions to fix your specific weak links.
Yes. PrepOne contains 10+ years of official solved CBSE and Bihar Board questions sorted chapter-wise, complete with topper-style step solutions.
Yes. PrepOne was developed by alumni of IIT Gandhinagar, combining rigorous pedagogical frameworks with state-of-the-art multimodal vision AI.
Yes. You can download PrepOne free from Google Play and start practicing daily questions, chapter flashcards, and test sample AI handwritten scans before choosing a paid pass.
The Board Readiness Score is a predictive index from 0 to 100 calculated using your mock test accuracy, derivation step completeness, and time pacing, giving you an accurate estimate of your upcoming board result.
Yes. Coaching centers using SolvIQ CoachOne can assign tests directly to students on the PrepOne app, providing automated institute-level evaluation and parent reports.
Prep Earlier. Prep Better.
Score Higher.
Don't wait for pre-boards to discover your derivation and formula flaws. Download PrepOne today and get your personal AI exam strategist.