Telecom Airtel unveils Rs 597 prepaid plan with 168 days validity Updated : July 30, 2018 01:32 PM IST The plan will offer unlimited talk time to selected users. The plan comes with free SMS — 100 per day — and data up to 10 GB. Subscribe to Moneycontrol PRO at just Rs.33/- per month for the first year. Use code SUPERPRO. Limited period offer. Available on Web and Android.