9-in-1 Prelims E‑Books Combo
Ancient, Medieval and Modern History, Art and Culture, Polity, Economy, Environment, Geography, and Science & Tech in one purchase.
- Nine subject notes covering the Prelims GS syllabus, in one purchase
- Ancient, Medieval, Modern History · Art & Culture · Polity · Economy · Environment · Geography · Science & Tech
- Full coverage of the standard study material
- Built to help you solve at least 55–60 questions in Prelims
- Quick-revision modules for every subject
- PDF · Printable · Opens in Google Drive on any device
Play the rapid-fire quiz
How much Prelims GS do you really know? Beat the clock and find out.
- 15 questions
- 3:00 timer
- UPSC Prelims pattern
- Every answer explained
Pick a level to begin. The clock starts on the first question.
Still in doubt?
Tell us your attempt year and weak subjects. We’ll tell you honestly which notes fit your preparation, even if it’s none.
What’s in the combo
Common questions
Is this a hard copy or a PDF?
A PDF. You can print it for your own study once you have access.
How will I receive it?
As soon as payment is confirmed, the PDF is shared with view access to the email you entered. Google Drive emails you the link, and it also opens from the confirmation page.
Can I use a non-Gmail address?
Yes, as long as that email is linked to a Google account. Otherwise Google Drive cannot open the file for you.
I paid but have no access. What now?
Check spam for the Google Drive email, then message us on WhatsApp or write to decodepedia37@gmail.com with your payment ID. We reply within 24 hours.