Earlier this month, Reliance Jio revised its Prepaid Plans once again and introduced a new Jio 399 Plan offering Unlimited Calls & 1 GB data per day for 84 days. Airtel, Idea & Vodafone too revised their plans (FRC) for new customers offering similar benefits with 84 days validity.
And finally today Airtel & Idea has started offering exactly similar benefits to existing customers. Airtel & Idea too are offering Unlimited Calling (with FUP) and 1 GB 4G data per day for 84 in Rs. 399.
Tough the Airtel & Idea 399 Plans are not listed anywhere till now, you can dial *121# from your Idea or Airtel number or else you can install MyIdea or MyAirtel app respectively to know your best offer.