Digital Goods Fulfillment
Shipping & Delivery Policy
Last Updated: September 2026 • Electronic / Instant Delivery
1. Nature of Products & Digital Delivery
DevNotes CS offers 100% digital educational content, including Computer Science study notes, university syllabus blueprints, lab viva manuals, algorithms sheets, and downloadable digital assets.
⚡ Physical Shipping: No physical goods are shipped. There are no shipping charges, freight costs, or physical parcel deliveries associated with any purchase on DevNotes CS.
2. Delivery Timeline & Fulfillment Process
- Instant Electronic Delivery: Upon successful verification of your ₹29/month Pro subscription payment by Razorpay, access to all 35+ subject notes, code repositories, and downloads is activated immediately and instantaneously on your account.
- Confirmation Receipt: An electronic confirmation receipt and subscription summary will be emailed to your registered email address within 5 minutes of transaction completion.
- Direct Portal Access: You can immediately log into your Student Dashboard to view, read, and download all active study modules.
3. Delivery Discrepancies & Support
In rare instances of technical delay (such as bank server communication timeouts or webhook network delays), if your membership is not active within 15 minutes of payment deduction:
- Ensure you are logged in using the exact email address used during checkout.
- Visit your Dashboard and refresh the page.
- If the issue persists, contact our 24/7 technical helpdesk at help@pallabdev.in with your Razorpay Payment ID.
Our technical engineering team will manually verify the payment reference and activate your account within 2 hours.
4. Operating Entity Details
DevNotes CS / PallabDev
Support Contact: help@pallabdev.in
Address: Kolkata, West Bengal 700001, India
Operational Hours: Mon – Sat, 9:00 AM – 7:00 PM IST