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AI chat over your PDFs, smart summaries, and a searchable study library — all in one place.
PrepHelp puts Mesmer AI directly on top of your study materials — so instead of searching for answers, you just ask.
Smart PDF Reader
Open any PDF and chat with it directly. The AI finds the relevant pages and answers your questions without you having to search manually.
Mesmer AI
Ask any study question and Mesmer searches across the entire PrepHelp library for relevant context before answering.
Your private library
Upload your own notes and PDFs. Keep them private or share with the community. Files are encrypted and remain yours.
Plans & pricing
Build your own advantage
Choose the plan that fits your academic journey. Secure checkout via Razorpay — UPI, GPay, and more.
Everyone
Free
Prices are negotiable
Full access to all AI features — Mesmer AI, AI Tutor, and Chat with PDF. Completely free, no credit card needed. Responses may be slower during peak hours.
PrepHelp is free. No limits, no tricks.
- Unlimited Mesmer AI chats
- Unlimited AI Tutor sessions
- Unlimited Chat with PDF
- Unlimited AI PDF summaries
- Access to the full public library
Serious students & exam prep
Monthly Lite
Prices are negotiable
For students who study regularly — higher daily limits on AI chat and PDF sessions, plus your own private library and bookmarks.
More headroom for students who study every day.
- 160 Mesmer AI msgs per day
- 80 Chat-with-PDF msgs per day
- 15 AI PDF summaries per day
- Upload up to 15 PDFs per day
- Private library + bookmarks
Power users & comprehensive prep
Monthly Pro
Prices are negotiable
Higher limits across every feature — more chats, more PDF sessions, more summaries, and faster AI processing for power users.
The full PrepHelp experience without holding back.
- 320 Mesmer AI msgs per day
- 160 Chat-with-PDF msgs per day
- 30 AI PDF summaries per day
- Upload up to 25 PDFs per day
- Priority AI processing
Long-term learners
Semester Pass
Prices are negotiable
Stable, high-limit access across an entire semester — no worrying about renewals during exam season.
Best value for students who plan ahead.
- Unlimited* Mesmer AI msgs
- Unlimited* Chat-with-PDF msgs
- Unlimited* AI PDF summaries
- Upload up to 40 PDFs per day
- Uninterrupted access across all exams
* Unlimited with fair usage policy — generous daily limits designed for exam prep.
Dedicated students
Annual Pass
Prices are negotiable
Everything in Semester Pass for a full year — the best price per month and early access to everything we ship.
The lowest cost per day of any plan.
- Everything in Semester Pass
- Best value at ~₹125/month
- Early access to new features
- Year-round uninterrupted access
* Unlimited with fair usage policy — generous daily limits designed for exam prep.
or
Only need one or two features?
Build a custom plan and pay only for what you use.
Duration
Slide any feature above to see pricing
Bundles use gemini-2.0-flash · For unlimited, see Semester / Annual Pass
Coming Soon
What's in the pipeline
A sneak peek at the features we're building next.
Question Pattern Finder
Coming SoonSee which topics keep coming back and what matters most so you can spend your time on the right chapters first.
Roadmap
What launches next
In progress
Exam-mode quizzes based on previous year question patterns for your branch and semester.
Planned
Study group sharing — share your private library with classmates without making files public.
Planned
Topic clustering — AI groups related notes and concepts across your uploads so you can study connected material together.