*Terms and Conditions: *
• 50% Cashback on Recharge of Rs.30 & above
• Minimum recharge amount is Rs.30
• Maximum Cashback is Rs.25
• One user can purchase a maximum of 1 coupon code
• One coupon code can be used only once
• Cashback will be credited immediately
• No refund requests would be taken, if the purchased coupon code is working fine
• Helpchat reserves the right to end this offer at their discretion without any prior notice

How to view the voucher after purchase:
• Click on top of left corner of the app
• Now Select the Saved Deals button
• Find the deal that you have purchased and click on it
• You will see the coupon code on that deal detail

Source:
https://www.helpchat.in/sharedeals/offer/helpchat-50-cashback-on-recharge-of-rs30/